CN109369311A - A kind of explosive composite and preparation method thereof - Google Patents

A kind of explosive composite and preparation method thereof Download PDF

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Publication number
CN109369311A
CN109369311A CN201811099224.7A CN201811099224A CN109369311A CN 109369311 A CN109369311 A CN 109369311A CN 201811099224 A CN201811099224 A CN 201811099224A CN 109369311 A CN109369311 A CN 109369311A
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parts
agent
mixture
preparation
solution
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何劲松
米勇义
林兴志
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    • CCHEMISTRY; METALLURGY
    • C06EXPLOSIVES; MATCHES
    • C06BEXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
    • C06B21/00Apparatus or methods for working-up explosives, e.g. forming, cutting, drying
    • CCHEMISTRY; METALLURGY
    • C06EXPLOSIVES; MATCHES
    • C06BEXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
    • C06B31/00Compositions containing an inorganic nitrogen-oxygen salt
    • C06B31/28Compositions containing an inorganic nitrogen-oxygen salt the salt being ammonium nitrate

Abstract

The invention discloses a kind of explosive composites and preparation method thereof, belong to chemical field, a kind of explosive composite includes: fuel oil, throw throwing agent, ammoniumnitrate prill, split agent, swollen dose and electrolyte solution, wherein, 10~20 parts of fuel oil, hold 20~40 parts of agent of throwing, 20~30 parts of ammoniumnitrate prill, split 10~30 parts of agent, swollen dose 20~30 parts and 50~70 parts of electrolyte solution, all raw materials are counted according to parts by weight, a kind of explosive composite raw material proportioning design is reasonable, fuel agent selects charcoal, the mixture of aluminium powder and magnesium powder composition, compared with charcoal fuel agent, aluminium powder and magnesium powder combustion heat value are high, compared with explosive composite in the prior art, the explosive composite explosion time generates biggish shock wave component component, bursting strength is ideal and explosive and solid Fluid fuel explosion property is stablized, and described a kind of explosive composite and preparation method thereof is worthy to be popularized and applies.

Description

A kind of explosive composite and preparation method thereof
Technical field
The present invention relates to chemical field, specifically a kind of explosive composite and preparation method thereof.
Background technique
During national economy social development, mining is an important operation, it not only guarantees to maintain national economy Essential mineral material needed for development, it is often more important that irreplaceable for maintaining the stabilization of national military enterprise and innovation to have Advantage.
A kind of explosive composite is proposed in the patent application document that number of patent application is CN200980124791.6, Solid fuel selects crude elastomer, and binder selects the mixing of polyisobutene, polystyrene, polyethylene and polybutene composition Binder, it is clear that it can use identical solid fuel particle in order not to same purpose, lead to the predictability of explosion result And stability, but there is also certain defects for this explosive composite, and such as: one, explosion time generate lesser shock wave component Component, bursting strength are undesirable;Two, explosive and solid fuel explosion property are unstable.
For the problems mentioned above in the background art, the present invention is intended to provide a kind of explosive composite and its preparation side Method.
Summary of the invention
The purpose of the present invention is to provide a kind of explosive composites and preparation method thereof, to solve above-mentioned background technique special secondary school There are explosion time generations application No. is a kind of explosive composite proposed in the patent application document of CN200980124791.6 for benefit Lesser shock wave component component, bursting strength is undesirable and explosive and the unstable problem of solid fuel explosion property.
To achieve the above object, the invention provides the following technical scheme:
A kind of explosive composite comprising: fuel oil is thrown and throws that agent, ammoniumnitrate prill, to split agent, swollen dose and electrolyte molten Liquid, wherein 10~20 parts of fuel oil is held and throws 20~40 parts of agent, 20~30 parts of ammoniumnitrate prill, splits 10~30 parts, swollen dose 20 of agent ~30 parts and 50~70 parts of electrolyte solution, all raw materials are counted according to parts by weight.
A kind of preparation method of the explosive composite the following steps are included:
(1) it throws the preparation for throwing agent: preparing production according to the ratio and throw the raw material for throwing agent, by sulfuric acid nitre by the way of physical mixed Sour ammonium powder, phosphoric acid ammonium nitrate powder and calcium ammonium nitrate powder, which are uniformly mixed to be fabricated to, throws throwing agent, and in -2 DEG C of low temperature rings It is saved under border;
(2) swollen dose of preparation: preparing to make swollen dose of raw material according to the ratio, sequentially added in abrasive disk aluminium oxide, magnesia, Calcium oxide and di-iron trioxide, resulting mixture, carries out mixture using mill to grind operation, makes to mix after mixing Object reaches defined particle required precision, and swollen dose is made after the completion of grinding;
(3) preparation of electrolyte solution: prepare the raw material of production electrolyte solution according to the ratio, sequentially added in mixing drum Concentration be 4%~10% sodium chloride solution, 6%~12% calcium hydroxide solution, 4%~8% metabisulfite solution and 10%~12% sodium hydroxide solution is stirred operation using the stirring rod in mixing drum after the completion of addition, stirs 30min After required electrolyte solution is made;
(4) it splits the preparation of agent: preparing raw material according to the ratio, powdery is produced using chemical precipitation method and splits agent;Using chemical coprecipitation When splitting agent described in the preparation of shallow lake method, it is that fuel agent is added during chemical combination produces oxidant, generates required agent of splitting, then It is mixed into binder and splits agent;
(5) preparation of mixture one: it will throw to throw agent and put into and react 3~5min under the conditions of 35 DEG C to fuel oil, be made mixed Close object one;
(6) preparation of mixture two: ammoniumnitrate prill is stirred together with swollen dose using mixing machine, mixing time For 10~30min;
(7) preparation of mixture three: carrying out vacuum evaporation operation for electrolyte solution, after the completion of concentration with split agent and make It is stirred together with mixing machine, incorporation time is 10~20min;
(8) prepared by explosive composite: mixture one, mixture two and mixture three being divided and are assembled into explosive for three parts Mixture, the mass ratio of mixture one, mixture two and mixture three are as follows: 1:2:3.
As a further solution of the present invention: described throw throws agent as ammonium sulfate-nitrate, phosphoric acid ammonium nitrate and calcium ammonium nitrate Inorganic ammonium compounds, it is described throw throw agent constitutive material are as follows: 20~40 parts of ammonium sulfate-nitrate, 10~30 parts of phosphoric acid ammonium nitrate and 20~40 parts of calcium ammonium nitrate, all raw materials calculate by weight.
As a further solution of the present invention: described swollen dose is metallic compound, and the metallic compound composition material is Aluminium oxide, magnesia, calcium oxide and di-iron trioxide mixture, wherein 10~30 parts of aluminium oxide, 20~40 parts of magnesia, 30~50 parts of calcium oxide and 20~40 parts of di-iron trioxide, all raw materials calculate by weight.
As further scheme of the invention: the electrolyte solution is sodium chloride solution, calcium hydroxide solution, sulfuric acid The mixed solution of sodium solution and sodium hydroxide solution, wherein 10~30 parts of sodium chloride solution, 20~40 parts of calcium hydroxide solution, Metabisulfite solution 20~40 and 20~40 parts of sodium hydroxide solution, all raw materials calculate by weight.
As the further scheme of the present invention: it is described split agent be made of oxidant, fuel agent and binder it is mixed Close object, wherein 10~30 parts of oxidant, 20~40 parts of fuel agent and 10~30 parts of binder, all raw material is by weight Part meter, the oxidant are made of potassium nitrate and sodium nitrate, the mass ratio of potassium nitrate and sodium nitrate are as follows: 1:3;The fuel agent by Charcoal, aluminium powder and magnesium powder composition, the mass ratio of charcoal, aluminium powder and magnesium powder are as follows: 1:3:6;The binder is by polyvinyl alcohol And polyvinyl acetate forms, the mass ratio of polyvinyl alcohol and polyvinyl acetate is 1:3.
Compared with prior art, the beneficial effects of the present invention are:
Rationally, fuel agent selects charcoal, aluminium powder and magnesium powder for a kind of explosive composite raw material proportioning design, with Traditional charcoal fuel agent is compared, and aluminium powder and magnesium powder have higher combustion heat value, and ignition point is low, the time required to igniting compared with It is short;Its binder selects polyvinyl alcohol and polyvinyl acetate, compared with binder polystyrene, polyvinyl alcohol and polyvinyl acetate Bond effect becomes apparent.
Compared with the explosive composite proposed in the patent application document that number of patent application is CN200980124791.6, A kind of explosive composite explosion time generates biggish shock wave component component, bursting strength ideal and explosive and solid Fuel explosion performance is stablized.
Described a kind of explosive composite and preparation method thereof is worthy to be popularized and applies.
Specific embodiment
Technical solution of the present invention is described in more detail With reference to embodiment.
Embodiment 1
A kind of explosive composite comprising: fuel oil is thrown and throws that agent, ammoniumnitrate prill, to split agent, swollen dose and electrolyte molten Liquid, wherein 10 parts of fuel oil is held and throws 20 parts of agent, 20 parts of ammoniumnitrate prill, splits 10 parts of agent, swollen dose 20 parts and electrolyte solution 50 parts, all raw materials are counted according to parts by weight.
It is described throw throw agent be ammonium sulfate-nitrate, phosphoric acid ammonium nitrate and calcium ammonium nitrate inorganic ammonium compounds, it is described to throw throwing Agent constitutive material are as follows: 20 parts of ammonium sulfate-nitrate, 10 parts of phosphoric acid ammonium nitrate and 20 parts of calcium ammonium nitrate, all raw materials are by weight It calculates.
Described swollen dose is metallic compound, and the metallic compound composition material is aluminium oxide, magnesia, calcium oxide and three Aoxidize the mixture of two iron, wherein 10 parts of aluminium oxide, 20 parts of magnesia, 30 parts of calcium oxide and 20 parts of di-iron trioxide own Raw material calculates by weight.
The electrolyte solution is the mixed of sodium chloride solution, calcium hydroxide solution, metabisulfite solution and sodium hydroxide solution Close solution, wherein 10 parts of sodium chloride solution, 20 parts of calcium hydroxide solution, metabisulfite solution 20 and 20 parts of sodium hydroxide solution, All raw materials calculate by weight.
The mixture for splitting agent and being made of oxidant, fuel agent and binder, wherein 10 parts of oxidant, flammable 20 parts of agent and 10 parts of binder, by weight, the oxidant is made of all raw material potassium nitrate and sodium nitrate, nitre The mass ratio of sour potassium and sodium nitrate are as follows: 1:3;The fuel agent is made of charcoal, aluminium powder and magnesium powder, charcoal, aluminium powder and magnesium The mass ratio of powder are as follows: 1:3:6;The binder is made of polyvinyl alcohol and polyvinyl acetate, polyvinyl alcohol and poly-vinegar acid second The mass ratio of alkene is 1:3.
A kind of preparation method of the explosive composite the following steps are included:
(1) it throws the preparation for throwing agent: preparing production according to the ratio and throw the raw material for throwing agent, by sulfuric acid nitre by the way of physical mixed Sour ammonium powder, phosphoric acid ammonium nitrate powder and calcium ammonium nitrate powder, which are uniformly mixed to be fabricated to, throws throwing agent, and in -2 DEG C of low temperature rings It is saved under border;
(2) swollen dose of preparation: preparing to make swollen dose of raw material according to the ratio, sequentially added in abrasive disk aluminium oxide, magnesia, Calcium oxide and di-iron trioxide, resulting mixture, carries out mixture using mill to grind operation, makes to mix after mixing Object reaches defined particle required precision, and swollen dose is made after the completion of grinding;
(3) preparation of electrolyte solution: prepare the raw material of production electrolyte solution according to the ratio, sequentially added in mixing drum Concentration be 4% sodium chloride solution, 6% calcium hydroxide solution, 4% metabisulfite solution and 10% sodium hydroxide solution, It is stirred operation using the stirring rod in mixing drum after the completion of addition, required electrolyte solution is made after stirring 30min;
(4) it splits the preparation of agent: preparing raw material according to the ratio, powdery is produced using chemical precipitation method and splits agent;Using chemical coprecipitation When splitting agent described in the preparation of shallow lake method, it is that fuel agent is added during chemical combination produces oxidant, generates required agent of splitting, then It is mixed into binder and splits agent;
(5) preparation of mixture one: it will throw to throw agent and put into fuel oil and react 3min under the conditions of 35 DEG C, mixture is made One;
(6) preparation of mixture two: ammoniumnitrate prill is stirred together with swollen dose using mixing machine, mixing time For 10min;
(7) preparation of mixture three: carrying out vacuum evaporation operation for electrolyte solution, after the completion of concentration with split agent and make It is stirred together with mixing machine, incorporation time 10min.
(8) prepared by explosive composite: mixture one, mixture two and mixture three being divided and are assembled into explosive for three parts Mixture, the mass ratio of mixture one, mixture two and mixture three are as follows: 1:2:3.
Embodiment 2
A kind of explosive composite comprising: fuel oil is thrown and throws that agent, ammoniumnitrate prill, to split agent, swollen dose and electrolyte molten Liquid, wherein 20 parts of fuel oil is held and throws 40 parts of agent, 30 parts of ammoniumnitrate prill, splits 30 parts of agent, swollen dose 30 parts and electrolyte solution 70 parts, all raw materials are counted according to parts by weight.
It is described throw throw agent be ammonium sulfate-nitrate, phosphoric acid ammonium nitrate and calcium ammonium nitrate inorganic ammonium compounds, it is described to throw throwing Agent constitutive material are as follows: 40 parts of ammonium sulfate-nitrate, 30 parts of phosphoric acid ammonium nitrate and 40 parts of calcium ammonium nitrate, all raw materials are by weight It calculates.
Described swollen dose is metallic compound, and the metallic compound composition material is aluminium oxide, magnesia, calcium oxide and three Aoxidize the mixture of two iron, wherein 30 parts of aluminium oxide, 40 parts of magnesia, 50 parts of calcium oxide and 40 parts of di-iron trioxide own Raw material calculates by weight.
The electrolyte solution is the mixed of sodium chloride solution, calcium hydroxide solution, metabisulfite solution and sodium hydroxide solution Close solution, wherein 30 parts of sodium chloride solution, 40 parts of calcium hydroxide solution, metabisulfite solution 40,40 parts of sodium hydroxide solution, institute There is raw material to calculate by weight.
The mixture for splitting agent and being made of oxidant, fuel agent and binder, wherein 30 parts of oxidant, flammable 40 parts of agent, 30 parts of binder, by weight, the oxidant is made of all raw material potassium nitrate and sodium nitrate, nitric acid The mass ratio of potassium and sodium nitrate are as follows: 1:3;The fuel agent is made of charcoal, aluminium powder and magnesium powder, charcoal, aluminium powder and magnesium powder Mass ratio are as follows: 1:3:6;The binder is made of polyvinyl alcohol and polyvinyl acetate, polyvinyl alcohol and polyvinyl acetate Mass ratio be 1:3.
A kind of preparation method of the explosive composite the following steps are included:
(1) it throws the preparation for throwing agent: preparing production according to the ratio and throw the raw material for throwing agent, by sulfuric acid nitre by the way of physical mixed Sour ammonium powder, phosphoric acid ammonium nitrate powder and calcium ammonium nitrate powder, which are uniformly mixed to be fabricated to, throws throwing agent, and in -2 DEG C of low temperature rings It is saved under border;
(2) swollen dose of preparation: preparing to make swollen dose of raw material according to the ratio, sequentially added in abrasive disk aluminium oxide, magnesia, Calcium oxide and di-iron trioxide, resulting mixture, carries out mixture using mill to grind operation, makes to mix after mixing Object reaches defined particle required precision, and swollen dose is made after the completion of grinding;
(3) preparation of electrolyte solution: prepare the raw material of production electrolyte solution according to the ratio, sequentially added in mixing drum Concentration is that 10% sodium chloride solution, 12% calcium hydroxide solution, 8% metabisulfite solution and 12% sodium hydroxide are molten Liquid is stirred operation using the stirring rod in mixing drum after the completion of addition, and required electrolyte solution is made after stirring 30min;
(4) it splits the preparation of agent: preparing raw material according to the ratio, powdery is produced using chemical precipitation method and splits agent;Using chemical coprecipitation When splitting agent described in the preparation of shallow lake method, it is that fuel agent is added during chemical combination produces oxidant, generates required agent of splitting, then It is mixed into binder and splits agent;
(5) preparation of mixture one: it will throw to throw agent and put into fuel oil and react 5min under the conditions of 35 DEG C, mixture is made One;
(6) preparation of mixture two: ammoniumnitrate prill is stirred together with swollen dose using mixing machine, mixing time For 30min;
(7) preparation of mixture three: carrying out vacuum evaporation operation for electrolyte solution, after the completion of concentration with split agent and make It is stirred together with mixing machine, incorporation time 20min.
(8) prepared by explosive composite: mixture one, mixture two and mixture three being divided and are assembled into explosive for three parts Mixture, the mass ratio of mixture one, mixture two and mixture three are as follows: 1:2:3.
Embodiment 3
A kind of explosive composite comprising: fuel oil is thrown and throws that agent, ammoniumnitrate prill, to split agent, swollen dose and electrolyte molten Liquid, wherein 15 parts of fuel oil is held and throws 30 parts of agent, 25 parts of ammoniumnitrate prill, splits 20 parts of agent, swollen dose 25 parts and electrolyte solution 60 parts, all raw materials are counted according to parts by weight.
It is described throw throw agent be ammonium sulfate-nitrate, phosphoric acid ammonium nitrate and calcium ammonium nitrate inorganic ammonium compounds, it is described to throw throwing Agent constitutive material are as follows: 30 parts of ammonium sulfate-nitrate, 20 parts of phosphoric acid ammonium nitrate, 30 parts of calcium ammonium nitrate, all raw materials are by weight It calculates.
Described swollen dose is metallic compound, and the metallic compound composition material is aluminium oxide, magnesia, calcium oxide and three Aoxidize the mixture of two iron, wherein 20 parts of aluminium oxide, 30 parts of magnesia, 40 parts of calcium oxide, 30 parts of di-iron trioxide, Suo Youyuan Material calculates by weight.
The electrolyte solution is the mixed of sodium chloride solution, calcium hydroxide solution, metabisulfite solution and sodium hydroxide solution Close solution, wherein 20 parts of sodium chloride solution, 30 parts of calcium hydroxide solution, 30 parts of metabisulfite solution, 30 parts of sodium hydroxide solution, All raw materials calculate by weight.
The mixture for splitting agent and being made of oxidant, fuel agent and binder, wherein 20 parts of oxidant, flammable 30 parts of agent, 20 parts of binder, by weight, the oxidant is made of all raw material potassium nitrate and sodium nitrate, nitric acid The mass ratio of potassium and sodium nitrate are as follows: 1:3;The fuel agent is made of charcoal, aluminium powder and magnesium powder, charcoal, aluminium powder and magnesium powder Mass ratio are as follows: 1:3:6;The binder is made of polyvinyl alcohol and polyvinyl acetate, polyvinyl alcohol and polyvinyl acetate Mass ratio be 1:3.
A kind of preparation method of the explosive composite the following steps are included:
(1) it throws the preparation for throwing agent: preparing production according to the ratio and throw the raw material for throwing agent, by sulfuric acid nitre by the way of physical mixed Sour ammonium powder, phosphoric acid ammonium nitrate powder and calcium ammonium nitrate powder, which are uniformly mixed to be fabricated to, throws throwing agent, and in -2 DEG C of low temperature rings It is saved under border;
(2) swollen dose of preparation: preparing to make swollen dose of raw material according to the ratio, sequentially added in abrasive disk aluminium oxide, magnesia, Calcium oxide and di-iron trioxide, resulting mixture, carries out mixture using mill to grind operation, makes to mix after mixing Object reaches defined particle required precision, and swollen dose is made after the completion of grinding;
(3) preparation of electrolyte solution: prepare the raw material of production electrolyte solution according to the ratio, sequentially added in mixing drum Concentration be 7% sodium chloride solution, 9% calcium hydroxide solution, 6% metabisulfite solution and 11% sodium hydroxide solution, It is stirred operation using the stirring rod in mixing drum after the completion of addition, required electrolyte solution is made after stirring 30min;
(4) it splits the preparation of agent: preparing raw material according to the ratio, powdery is produced using chemical precipitation method and splits agent;Using chemical coprecipitation When splitting agent described in the preparation of shallow lake method, it is that fuel agent is added during chemical combination produces oxidant, generates required agent of splitting, then It is mixed into binder and splits agent;
(5) preparation of mixture one: it will throw to throw agent and put into fuel oil and react 4min under the conditions of 35 DEG C, mixture is made One;
(6) preparation of mixture two: ammoniumnitrate prill is stirred together with swollen dose using mixing machine, mixing time For 20min;
(7) preparation of mixture three: carrying out vacuum evaporation operation for electrolyte solution, after the completion of concentration with split agent and make It is stirred together with mixing machine, incorporation time 15min.
(8) prepared by explosive composite: mixture one, mixture two and mixture three being divided and are assembled into explosive for three parts Mixture, the mass ratio of mixture one, mixture two and mixture three are as follows: 1:2:3.
Embodiment 4
A kind of explosive composite comprising: fuel oil is thrown and throws that agent, ammoniumnitrate prill, to split agent, swollen dose and electrolyte molten Liquid, wherein 13 parts of fuel oil is held and throws 25 parts of agent, 22 parts of ammoniumnitrate prill, splits 15 parts of agent, swollen dose 22 parts, electrolyte solution 55 Part, all raw materials are counted according to parts by weight.
It is described throw throw agent be ammonium sulfate-nitrate, phosphoric acid ammonium nitrate and calcium ammonium nitrate inorganic ammonium compounds, it is described to throw throwing Agent constitutive material are as follows: 25 parts of ammonium sulfate-nitrate, 15 parts of phosphoric acid ammonium nitrate, 25 parts of calcium ammonium nitrate, all raw materials are by weight It calculates.
Described swollen dose is metallic compound, and the metallic compound composition material is aluminium oxide, magnesia, calcium oxide and three Aoxidize the mixture of two iron, wherein 15 parts of aluminium oxide, 25 parts of magnesia, 35 parts of calcium oxide, 25 parts of di-iron trioxide, Suo Youyuan Material calculates by weight.
The electrolyte solution is the mixed of sodium chloride solution, calcium hydroxide solution, metabisulfite solution and sodium hydroxide solution Close solution, wherein 15 parts of sodium chloride solution, 25 parts of calcium hydroxide solution, 25 parts of metabisulfite solution, 25 parts of sodium hydroxide solution, All raw materials calculate by weight.
The mixture for splitting agent and being made of oxidant, fuel agent and binder, wherein 15 parts of oxidant, flammable 25 parts of agent, 15 parts of binder, by weight, the oxidant is made of all raw material potassium nitrate and sodium nitrate, nitric acid The mass ratio of potassium and sodium nitrate are as follows: 1:3;The fuel agent is made of charcoal, aluminium powder and magnesium powder, charcoal, aluminium powder and magnesium powder Mass ratio are as follows: 1:3:6;The binder is made of polyvinyl alcohol and polyvinyl acetate, polyvinyl alcohol and polyvinyl acetate Mass ratio be 1:3.
A kind of preparation method of the explosive composite the following steps are included:
(1) it throws the preparation for throwing agent: preparing production according to the ratio and throw the raw material for throwing agent, by sulfuric acid nitre by the way of physical mixed Sour ammonium powder, phosphoric acid ammonium nitrate powder and calcium ammonium nitrate powder, which are uniformly mixed to be fabricated to, throws throwing agent, and in -2 DEG C of low temperature rings It is saved under border;
(2) swollen dose of preparation: preparing to make swollen dose of raw material according to the ratio, sequentially added in abrasive disk aluminium oxide, magnesia, Calcium oxide and di-iron trioxide, resulting mixture, carries out mixture using mill to grind operation, makes to mix after mixing Object reaches defined particle required precision, and swollen dose is made after the completion of grinding;
(3) preparation of electrolyte solution: prepare the raw material of production electrolyte solution according to the ratio, sequentially added in mixing drum Concentration be 5% sodium chloride solution, 7% calcium hydroxide solution, 5% metabisulfite solution and 10% sodium hydroxide solution, It is stirred operation using the stirring rod in mixing drum after the completion of addition, required electrolyte solution is made after stirring 30min;
(4) it splits the preparation of agent: preparing raw material according to the ratio, powdery is produced using chemical precipitation method and splits agent;Using chemical coprecipitation When splitting agent described in the preparation of shallow lake method, it is that fuel agent is added during chemical combination produces oxidant, generates required agent of splitting, then It is mixed into binder and splits agent;
(5) preparation of mixture one: it will throw to throw agent and put into fuel oil and react 3min under the conditions of 35 DEG C, mixture is made One;
(6) preparation of mixture two: ammoniumnitrate prill is stirred together with swollen dose using mixing machine, mixing time For 12min;
(7) preparation of mixture three: carrying out vacuum evaporation operation for electrolyte solution, after the completion of concentration with split agent and make It is stirred together with mixing machine, incorporation time 12min.
(8) prepared by explosive composite: mixture one, mixture two and mixture three being divided and are assembled into explosive for three parts Mixture, the mass ratio of mixture one, mixture two and mixture three are as follows: 1:2:3.
Embodiment 5
A kind of explosive composite comprising: fuel oil is thrown and throws that agent, ammoniumnitrate prill, to split agent, swollen dose and electrolyte molten Liquid, wherein 17 parts of fuel oil is held and throws 35 parts of agent, 27 parts of ammoniumnitrate prill, splits 25 parts of agent, swollen dose 27 parts, electrolyte solution 65 Part, all raw materials are counted according to parts by weight.
It is described throw throw agent be ammonium sulfate-nitrate, phosphoric acid ammonium nitrate and calcium ammonium nitrate inorganic ammonium compounds, it is described to throw throwing Agent constitutive material are as follows: 35 parts of ammonium sulfate-nitrate, 25 parts of phosphoric acid ammonium nitrate, 35 parts of calcium ammonium nitrate, all raw materials are by weight It calculates.
Described swollen dose is metallic compound, and the metallic compound composition material is aluminium oxide, magnesia, calcium oxide and three Aoxidize the mixture of two iron, wherein 25 parts of aluminium oxide, 35 parts of magnesia, 45 parts of calcium oxide, 35 parts of di-iron trioxide, Suo Youyuan Material calculates by weight.
The electrolyte solution is the mixed of sodium chloride solution, calcium hydroxide solution, metabisulfite solution and sodium hydroxide solution Close solution, wherein 25 parts of sodium chloride solution, 35 parts of calcium hydroxide solution, 35 parts of metabisulfite solution, 35 parts of sodium hydroxide solution, All raw materials calculate by weight.
The mixture for splitting agent and being made of oxidant, fuel agent and binder, wherein 25 parts of oxidant, flammable 35 parts of agent, 25 parts of binder, by weight, the oxidant is made of all raw material potassium nitrate and sodium nitrate, nitric acid The mass ratio of potassium and sodium nitrate are as follows: 1:3;The fuel agent is made of charcoal, aluminium powder and magnesium powder, charcoal, aluminium powder and magnesium powder Mass ratio are as follows: 1:3:6;The binder is made of polyvinyl alcohol and polyvinyl acetate, polyvinyl alcohol and polyvinyl acetate Mass ratio be 1:3.
A kind of preparation method of the explosive composite the following steps are included:
(1) it throws the preparation for throwing agent: preparing production according to the ratio and throw the raw material for throwing agent, by sulfuric acid nitre by the way of physical mixed Sour ammonium powder, phosphoric acid ammonium nitrate powder and calcium ammonium nitrate powder, which are uniformly mixed to be fabricated to, throws throwing agent, and in -2 DEG C of low temperature rings It is saved under border;
(2) swollen dose of preparation: preparing to make swollen dose of raw material according to the ratio, sequentially added in abrasive disk aluminium oxide, magnesia, Calcium oxide and di-iron trioxide, resulting mixture, carries out mixture using mill to grind operation, makes to mix after mixing Object reaches defined particle required precision, and swollen dose is made after the completion of grinding;
(3) preparation of electrolyte solution: prepare the raw material of production electrolyte solution according to the ratio, sequentially added in mixing drum Concentration be 9% sodium chloride solution, 11% calcium hydroxide solution, 7% metabisulfite solution and 12% sodium hydroxide solution, It is stirred operation using the stirring rod in mixing drum after the completion of addition, required electrolyte solution is made after stirring 30min;
(4) it splits the preparation of agent: preparing raw material according to the ratio, powdery is produced using chemical precipitation method and splits agent;Using chemical coprecipitation When splitting agent described in the preparation of shallow lake method, it is that fuel agent is added during chemical combination produces oxidant, generates required agent of splitting, then It is mixed into binder and splits agent;
(5) preparation of mixture one: it will throw to throw agent and put into fuel oil and react 5min under the conditions of 35 DEG C, mixture is made One;
(6) preparation of mixture two: ammoniumnitrate prill is stirred together with swollen dose using mixing machine, mixing time For 25min;
(7) preparation of mixture three: carrying out vacuum evaporation operation for electrolyte solution, after the completion of concentration with split agent and make It is stirred together with mixing machine, incorporation time 17min.
(8) prepared by explosive composite: mixture one, mixture two and mixture three being divided and are assembled into explosive for three parts Mixture, the mass ratio of mixture one, mixture two and mixture three are as follows: 1:2:3.
Comparative example 1: in explosive composition raw material, without fuel oil, remaining constitutive material and step method and comparative example example It is identical.
Comparative example 2: in explosive composition raw material, the oxidant potassium nitrate and sodium nitrate split in agent is all substituted for oxidant Potassium sulfate and sodium sulphate, remaining constitutive material and step are identical as embodiment.
Comparative example 3: in the preparation method of explosive composite, will not throw throwing agent and save under -2 DEG C of low temperature environments, but It is saved under the conditions of 15~20 DEG C.
Experimental verification, experimentation are carried out by 8 sections of explosive composite products to comparative example and embodiment production are as follows: Product is loaded into the hole 89mm of about 6m depth, and all holes are equipped with MRE1 probe cable and are used to measure VOD, and hole is sealed by rubble The stifled and electric initiation at the distance of about 100m assesses each product using the pillar height of the product in weight and each hole The load parameter of density, each experiment Exploding test is as shown in table 1.
Table 1
Experimental example Depth (m) Cylinder (m) Weight (g) Density (kg/m3)
Comparative example 1 6.0 2.3 20 0.95
Comparative example 2 6.0 2.8 20 1.05
Comparative example 3 6.0 1.9 20 1.36
Embodiment 1 6.0 3.0 20 0.80
Embodiment 2 6.0 3.2 20 0.74
Embodiment 3 6.0 4.3 20 0.68
Embodiment 4 6.0 3.6 20 0.72
Embodiment 5 6.0 3.9 20 0.70
From the point of view of the interpretation of result to table 1:
8 experimental example cylinder height rankings are as follows:
2 > comparative example of embodiment 3 > embodiment, 5 > embodiment, 4 > embodiment, 2 > embodiment, 1 > comparative example, 1 > comparative example 3。
8 experimental example density size rankings are as follows:
2 < comparative example of embodiment 3 < embodiment, 5 < embodiment, 4 < embodiment, 2 < embodiment, 1 < comparative example, 1 < comparative example 3。
So to sum up: the explosive composite product quality that embodiment 3 makes is the most superior.
Better embodiment of the invention is explained in detail above, but the present invention is not limited to above-mentioned embodiment party Formula within the knowledge of one of ordinary skill in the art can also be without departing from the purpose of the present invention Various changes can be made.

Claims (7)

1. a kind of explosive composite comprising: fuel oil is thrown and throws agent, ammoniumnitrate prill, splits agent, swollen dose and electrolyte solution, It is characterized by: 10~20 parts of the fuel oil, hold throw 20~40 parts of agent, 20~30 parts of ammoniumnitrate prill, split 10~30 parts of agent, Swollen dose 20~30 parts and 50~70 parts of electrolyte solution, all raw materials are counted according to parts by weight.
2. a kind of explosive composite according to claim 1, it is characterised in that: described throw throws agent as ammonium sulfate-nitrate, phosphorus The inorganic ammonium compounds of acid+nitric acid ammonium and calcium ammonium nitrate, described throw throw agent constitutive material are as follows: 20~40 parts of ammonium sulfate-nitrate, phosphorus 10~30 parts of acid+nitric acid ammonium and 20~40 parts of calcium ammonium nitrate, all raw materials calculate by weight.
3. a kind of explosive composite according to claim 1, it is characterised in that: described swollen dose is metallic compound, described Metallic compound composition material is the mixture of aluminium oxide, magnesia, calcium oxide and di-iron trioxide, wherein aluminium oxide 10~ 30 parts, 20~40 parts of magnesia, 30~50 parts of calcium oxide and 20~40 parts of di-iron trioxide, all raw materials are by weight It calculates.
4. a kind of explosive composite according to claim 1, it is characterised in that: the electrolyte solution is that sodium chloride is molten Liquid, calcium hydroxide solution, metabisulfite solution and sodium hydroxide solution mixed solution, wherein 10~30 parts of sodium chloride solution, hydrogen 20~40 parts of calcium oxide solution, metabisulfite solution 20~40 and 20~40 parts of sodium hydroxide solution, all raw materials are by weight Part calculates.
5. a kind of explosive composite according to claim 1, it is characterised in that: described to split agent be by oxidant, fuel agent And the mixture of binder composition, wherein 10~30 parts of oxidant, 20~40 parts of fuel agent and 10~30 parts of binder, All raw material is by weight.
6. a kind of explosive composite according to claim 5, it is characterised in that: the oxidant is by potassium nitrate and sodium nitrate Composition, the mass ratio of potassium nitrate and sodium nitrate are as follows: 1:3;The fuel agent is made of charcoal, aluminium powder and magnesium powder, charcoal, aluminium powder And the mass ratio of magnesium powder are as follows: 1:3:6;The binder is made of polyvinyl alcohol and polyvinyl acetate, polyvinyl alcohol and poly- The mass ratio of vinyl acetate is 1:3.
7. a kind of a kind of preparation method of explosive composite a method as claimed in any one of claims 1 to 5, it is characterised in that including following Step:
1) it throws the preparation for throwing agent: preparing production according to the ratio and throw the raw material for throwing agent, by ammonium sulfate-nitrate by the way of physical mixed Powder, phosphoric acid ammonium nitrate powder and calcium ammonium nitrate powder, which are uniformly mixed to be fabricated to, throws throwing agent, and under -2 DEG C of low temperature environments It is saved;
2) swollen dose of preparation: prepare to make swollen dose of raw material according to the ratio, aluminium oxide, magnesia, oxidation are sequentially added in abrasive disk Calcium and di-iron trioxide, resulting mixture, carries out mixture using mill to grind operation, reaches mixture after mixing To defined particle required precision, swollen dose is made after the completion of grinding;
3) preparation of electrolyte solution: prepare the raw material of production electrolyte solution according to the ratio, concentration is sequentially added in mixing drum For 4%~10% sodium chloride solution, 6%~12% calcium hydroxide solution, 4%~8% metabisulfite solution and 10%~ 12% sodium hydroxide solution is stirred operation using the stirring rod in mixing drum after the completion of addition, is made after stirring 30min Required electrolyte solution;
4) it splits the preparation of agent: preparing raw material according to the ratio, powdery is produced using chemical precipitation method and splits agent;Using chemical coprecipitation legal system It is standby described fuel agent to be added during chemical combination produces oxidant, generates required agent of splitting when splitting agent, then with binder It is mixed into and splits agent;
5) preparation of mixture one: it will throw to throw agent and put into and react 3~5min under the conditions of 35 DEG C to fuel oil, mixture is made One;
6) preparation of mixture two: ammoniumnitrate prill is stirred together with swollen dose using mixing machine, mixing time 10 ~30min;
7) preparation of mixture three: carrying out vacuum evaporation operation for electrolyte solution, after the completion of concentration with split agent use it is mixed Conjunction machine is stirred together, and incorporation time is 10~20min;
8) prepared by explosive composite: mixture one, mixture two and mixture three being divided and are assembled into explosive mixing for three parts Object, the mass ratio of mixture one, mixture two and mixture three are as follows: 1:2:3.
CN201811099224.7A 2018-09-20 2018-09-20 A kind of explosive composite and preparation method thereof Withdrawn CN109369311A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110375590A (en) * 2019-09-03 2019-10-25 重庆城建控股(集团)有限责任公司 The generating device of static breaking agent

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110375590A (en) * 2019-09-03 2019-10-25 重庆城建控股(集团)有限责任公司 The generating device of static breaking agent

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Application publication date: 20190222