CN104482320A - Multifunctional ductile cast iron pipe and manufacturing method thereof - Google Patents
Multifunctional ductile cast iron pipe and manufacturing method thereof Download PDFInfo
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- CN104482320A CN104482320A CN201410669714.1A CN201410669714A CN104482320A CN 104482320 A CN104482320 A CN 104482320A CN 201410669714 A CN201410669714 A CN 201410669714A CN 104482320 A CN104482320 A CN 104482320A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/14—Compound tubes, i.e. made of materials not wholly covered by any one of the preceding groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L25/00—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means
- F16L25/10—Sleeveless joints between two pipes, one being introduced into the other
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0812—Aluminium
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2248—Oxides; Hydroxides of metals of copper
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2262—Oxides; Hydroxides of metals of manganese
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2265—Oxides; Hydroxides of metals of iron
- C08K2003/2272—Ferric oxide (Fe2O3)
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Medicinal Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Polymers & Plastics (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Inorganic Chemistry (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention discloses a multifunctional ductile cast iron pipe and a manufacturing method thereof; the multifunctional ductile cast iron pipe comprises a pipe body and a ceramic coating attached on the internal wall of the pipe body; the pipe body is composed of a head part, a main body and a tail body; the mixture of the ceramic coating is composed of mixed powder and glue viscous liquid; the manufacturing method comprises the steps of treatment of the pipe body, covering with the coating, production test and storage; the multifunctional ductile cast iron pipe overcomes the defects of single function of the present ductile cast iron pipe, poor adhesion of the coating on the internal wall, easy cracking, no shock resistance, easy pollution to water quality, complex process and higher cost; the manufacturing method is applicable to manufacturing various metal pipes, cast iron pipes, water faucets and surface layers and particularly applicable to the manufacturing of the ductile cast iron pipe.
Description
Technical field
The present invention relates to a kind of multi-function ball graphite cast iron pipe and preparation method thereof.
Background technique
Existing ductile iron pipe function singleness, when mainly for delivery of potable water, its safe passing ability becomes people and seeks preferential solution, and as adopted, inboard wall of tube body surface brush is cemented, enamel, epoxy coating etc.Cementitious coating poor adhesive force, easy to crack, not shock resistance, and water quality is easily polluted; Enamel coating not shock resistance equally, and coating process is numerous and diverse, needs more than 800 DEG C high temperature sinterings; And adopt epoxy coating, then the more high defect of cost.
Summary of the invention
For above-mentioned situation, the object of this invention is to provide a kind of corrosion-resistant, wear-resistant, do not ftracture, shock resistance, strong adhesion, any surface finish and structure is simple, coating structure is multi-function ball graphite cast iron pipe closely.
Another object of the present invention is to provide a kind of process, and raw material sources extensively enriches, and cost is low, and environmental protection is energy-conservation, non-environmental-pollution, is convenient to the method for the making multi-function ball graphite cast iron pipe of industrialization and penetration and promotion.
To achieve these goals, a kind of multi-function ball graphite cast iron pipe, it comprises body and is attached to the coating of inboard wall of tube body, described body is made up of head, main body, afterbody, described coating, its batch is made up of mixed powder and glue mucus, and adopt operating procedure as topped in: body process-coating-examination and test of products and warehouse-in.
In order to implementation structure, effect and method optimization, its further step is.
Head internal diameter is greater than inner major diameter and supporting with afterbody external diameter.
Afterbody internal diameter is identical with inner major diameter size.
Afterbody outer radius arranges closure gasket groove.
Mixed powder composition percentage composition is: aluminium oxide 10-28 ﹪, manganese dioxide 8-15 ﹪, cupric oxide 6-10 ﹪, iron oxide 58-65 ﹪.
Glue mucus composition percentage composition is: Ludox 78-95 ﹪, monoethanolamine 1-6 ﹪, polyurethane dispersing liquid 2-6 ﹪, Alumina gel 2-10 ﹪.
Glue mucus consists of than being 1.0:0.3-0.8 with mixed powder.
The preparation manipulation step of coating batch is as follows:
I, the making of mixed powder
(1), get aluminium oxide 10-28 ﹪, manganese dioxide 8-15 ﹪, cupric oxide 6-10 ﹪, iron oxide 58-65 ﹪, stirs into mixture in stirrer for mixing, for subsequent use;
(2), above-mentioned mixture for subsequent use is placed in sintering furnace, at the pyroreaction of 1250-1350 DEG C, sintering 1-2h, and cooling, for subsequent use;
(3), by sintering spare part be placed in grinding equipment, pulverize and be finely ground into the mixed powder of 260-320 order granularity;
(4), mixed powder dries in drying equipment, and powder is for subsequent use;
II, glue mucus stirs, grinds
(5), get Ludox 78-95 ﹪ in stirrer, fully stir;
(6), in above-mentioned stirrer, slowly add monoethanolamine 1-6 ﹪, high-speed stirred 30-50min;
(7) in lapping machine, be finish-ground to the glue mucus of 260-320 order granularity;
III, mixed powder is added
(8), add mixed powder by the percentage composition 1.0:0.3-0.8 of glue mucus and mixed powder;
(9), stir into the concentration required for construction requirement;
IV, dispersion liquid is added
(10), in above-mentioned stirring material slowly add polyurethane dispersing liquid 2-6 ﹪, Alumina gel 2-10 ﹪, high-speed stirred;
, high-speed stirred 15-30min, become coating material up to standard, i.e. coating batch.
In order to realize above-mentioned another object, make a kind of method of multi-function ball graphite cast iron pipe, its operating procedure is as follows:
I, body process
(1) whether, to detect the body cast up to standard, and his-and-hers watches surface layer makes cleaning, stand-by;
(2), centrifugal sand-blasting (oxide layer);
(3), remove inboard wall of tube body impurity, stand-by;
II, coating is topped
(4), stand-by body is transferred to painting area;
(5), coating-secondary spraying;
(6), dry, polish;
(7), coating secondary spraying;
(8), dry, polish;
, coating three times spraying, coating total thickness 0.6-1.5mm;
III, the examination and test of products and warehouse-in
(10), outward appearance detects;
(11), assemble;
(12), water pressure testing power test (water-fast, heat-resisting and heat insulating ability);
(13), pack;
(14), put in storage.
Comprehensive technical measure of the present invention is: a kind of multi-function ball graphite cast iron pipe and preparation method thereof, it comprises body and is attached to the ceramic coating of inboard wall of tube body, described body is made up of head, main body, afterbody, its ceramic coating batch is made up of mixed powder and glue mucus, and adopt operating procedure as topped in: body process-coating-technological scheme of the examination and test of products and warehouse-in; Which overcome existing ductile iron pipe function singleness, there is poor adhesive force in inside coating, easy to crack, not shock resistance, and water quality is easily polluted, cumbersome, the more high defect of cost.
The present invention's beneficial effect is compared to existing technology:
I, a kind of multi-function ball graphite cast iron pipe of the present invention and preparation method thereof, adopt stupalith to make the technological scheme of inboard wall of tube body coating, its structure is simple, and coating structure is tight, any surface finish, and color can need modulation according to user;
II, a kind of multi-function ball graphite cast iron pipe of the present invention and preparation method thereof, adopt stupalith to make the technological scheme of inboard wall of tube body coating, its process, operate simple and easy, raw material sources extensively enriches, and cost of production is low, non-environmental-pollution;
III, a kind of multi-function ball graphite cast iron pipe of the present invention and preparation method thereof, adopt stupalith to make the technological scheme of inboard wall of tube body coating, its function is many, and coating thickness reaches 0.3-0.8mm, good heat preservation performance;
IV, a kind of multi-function ball graphite cast iron pipe of the present invention and preparation method thereof, adopt stupalith to make the technological scheme of inboard wall of tube body coating, its function is many, and coating thickness reaches 0.3-0.8mm, and wear resistance is good;
V, a kind of multi-function ball graphite cast iron pipe of the present invention and preparation method thereof, adopt stupalith to make the technological scheme of inboard wall of tube body coating, its function is many, and coating thickness reaches 0.3-0.8mm, and coating adhesion is strong, water-fast, good heat resistance;
VI, a kind of multi-function ball graphite cast iron pipe of the present invention and preparation method thereof, adopt stupalith to make the technological scheme of inboard wall of tube body coating, its function is many, and coating thickness reaches 0.3-0.8mm, and coating adhesion is strong, acid-alkali-corrosive-resisting;
VII, a kind of multi-function ball graphite cast iron pipe of the present invention and preparation method thereof, adopt stupalith to make the technological scheme of inboard wall of tube body coating, its function is many, and coating thickness reaches 0.3-0.8mm, does not ftracture, shock resistance, and water quality is pollution-free;
VIII, a kind of multi-function ball graphite cast iron pipe of the present invention and preparation method thereof, adopt stupalith to make the technological scheme of inboard wall of tube body coating, its function is many, good combination property, ceramic coating surface rubs bright, environmental protection, energy-conservation, long service life, is convenient to industrialization and penetration and promotion.
The present invention is applicable to the making on various metal tube, cast iron tube, water tap and top layer thereof, is particularly suitable for the making of ductile iron pipe.
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Accompanying drawing explanation
Fig. 1 is a kind of multi-function ball graphite cast iron pipe of the present invention sectional view.
In figure: 1, body, 11, inwall, 12, head, 13, main body, 14, afterbody, 141, closure gasket groove, 2, coating.
Embodiment
By reference to the accompanying drawings, comprehensive technological scheme of the present invention: a kind of multi-function ball graphite cast iron pipe, it comprises body 1 and is attached to the coating 2 of body 1 inwall 11, body 1 comprises internal diameter and is greater than main body 13 internal diameter and the head 12 supporting with afterbody 14 external diameter, main body 13 body, the internal diameter afterbody 14 identical with main body 13 internal diameter size, and this afterbody 14 outer radius also arranges closure gasket groove 141.
For the batch of coating 2 by glue mucus and mixed powder, by 1.0:0.3-0.8 proportioning composition, the percentage composition of composition mixed powder is: aluminium oxide 10-28 ﹪, manganese dioxide 8-15 ﹪, cupric oxide 6-10 ﹪, iron oxide 58-65 ﹪; The percentage composition of composition glue mucus is: Ludox 78-95 ﹪, monoethanolamine 1-6 ﹪, polyurethane dispersing liquid 2-6 ﹪, Alumina gel 2-10 ﹪.
The operating procedure of preparation coating 2 batch is as follows:
I, the making of mixed powder
(1), get aluminium oxide 10-28 ﹪, manganese dioxide 8-15 ﹪, cupric oxide 6-10 ﹪, iron oxide 58-65 ﹪, stirs into mixture in stirrer for mixing, for subsequent use;
(2), above-mentioned mixture for subsequent use is placed in sintering furnace, at the pyroreaction of 1250-1350 DEG C, sintering 1-2h, and cooling, for subsequent use;
(3), by sintering spare part be placed in grinding equipment, pulverize and be finely ground into the mixed powder of 260-320 order granularity;
(4), mixed powder dries in drying equipment, and powder is for subsequent use;
II, glue mucus stirs, grinds
(5), get Ludox 78-95 ﹪ in stirrer, fully stir;
(6), in above-mentioned stirrer, slowly add monoethanolamine 1-6 ﹪, high-speed stirred 30-50min;
(7) in lapping machine, be finish-ground to the glue mucus of 260-320 order granularity;
III, mixed powder is added
(8), add mixed powder by the percentage composition 1.0:0.3-0.8 of glue mucus and mixed powder;
(9), stir into the concentration required for construction requirement;
IV, dispersion liquid is added
(10), in above-mentioned stirring material slowly add polyurethane dispersing liquid 2-6 ﹪, Alumina gel 2-10 ﹪, high-speed stirred;
, high-speed stirred 15-30min, become coating 2 coating up to standard, i.e. coating batch.
Following operating procedure is adopted to make above-mentioned a kind of multi-function ball graphite cast iron pipe:
I, body process
(1) whether, to detect the body cast up to standard, and his-and-hers watches surface layer makes cleaning, stand-by;
, centrifugal sand-blasting, mainly carry out oxide layer;
(3), remove inboard wall of tube body 11 impurity, stand-by;
II, coating is topped
(4), stand-by body 1 is transferred to painting area;
(5), coating-secondary spraying;
(6), dry, polish;
(7), coating secondary spraying;
(8), dry, polish;
, coating three times spraying, coating total thickness 0.6-1.5mm;
III, the examination and test of products and warehouse-in
(10), outward appearance detects;
(11), assemble;
, the test of water pressure testing power, carry out water-fast, heat-resisting and heat insulating ability and detect;
(13), pack;
(14), put in storage.
Embodiment 1
The preparation manipulation step of A, coating 2 batch is as follows:
I, the making/weight portion of mixed powder
(1), get aluminium oxide (20 ﹪)/30.0 parts, manganese dioxide (11 ﹪)/16.5 parts, cupric oxide (8 ﹪)/12.0 parts, iron oxide (61 ﹪)/91.5 parts, stirs into mixture in stirrer for mixing, for subsequent use;
(2), above-mentioned mixture for subsequent use is placed in sintering furnace, at the pyroreactions of 1250 DEG C, sintering 1.0h, and cooling, for subsequent use;
(3), by sintering spare part be placed in grinding equipment, pulverize and be finely ground into the mixed powder of 300 order granularities;
(4), mixed powder dries in drying equipment, and powder is for subsequent use;
II, glue mucus stirs, grinds
(5), get Ludox (87 ﹪)/130.5 parts in stirrer, fully stir;
(6), in above-mentioned stirrer, slowly add monoethanolamine (3 ﹪)/4.5 parts, high-speed stirred 30min;
(7) in lapping machine, be finish-ground to the glue mucus of 280 order granularities;
III, mixed powder is added
(8), add mixed powder 91.5 parts by the percentage composition 1.0:0.55 of glue mucus and mixed powder;
(9), stir into the concentration required for construction requirement;
IV, dispersion liquid is added
(10), in above-mentioned stirring material, slowly add polyurethane dispersing liquid (4 ﹪)/6.0 parts, Alumina gel (6 ﹪)/9.0 parts, high-speed stirred;
, high-speed stirred 15min, become coating 2 coating up to standard, i.e. coating batch.
B, make a kind of method of multi-function ball graphite cast iron pipe, its operating procedure is as follows:
I, body process
(1) whether, to detect the body cast up to standard, and his-and-hers watches surface layer makes cleaning, stand-by;
, centrifugal sand-blasting, mainly carry out oxide layer;
(3), remove inboard wall of tube body 11 impurity, stand-by;
II, coating is topped
(4), stand-by body 1 is transferred to painting area;
(5), coating-secondary spraying;
(6), dry, polish;
(7), coating secondary spraying;
(8), dry, polish;
, coating three times spraying, coating total thickness 0.6mm;
III, the examination and test of products and warehouse-in
(10), outward appearance detects;
(11), assemble;
, the test of water pressure testing power, carry out water-fast, heat-resisting and heat insulating ability and detect;
(13), pack;
(14), put in storage.
Embodiment 2
The preparation manipulation step of A, coating 2 batch is as follows:
I, the making/weight portion of mixed powder
(1), get aluminium oxide (28 ﹪)/140.0 parts, manganese dioxide (8 ﹪)/40.0 parts, cupric oxide (6 ﹪)/30.0 parts, iron oxide (58 ﹪)/290.0 parts, stirs into mixture in stirrer for mixing, for subsequent use;
(2), above-mentioned mixture for subsequent use is placed in sintering furnace, at the pyroreactions of 1280 DEG C, sintering 1.3h, and cooling, for subsequent use;
(3), by sintering spare part be placed in grinding equipment, pulverize and be finely ground into the mixed powder of 280 order granularities;
(4), mixed powder dries in drying equipment, and powder is for subsequent use;
II, glue mucus stirs, grinds
(5), get Ludox (78 ﹪)/390.0 parts in stirrer, fully stir;
(6), in above-mentioned stirrer, slowly add monoethanolamine (6 ﹪)/30.0 parts, high-speed stirred 35min;
(7) in lapping machine, be finish-ground to the glue mucus of 290 order granularities;
III, mixed powder is added
(8), add mixed powder 400.0 parts by the percentage composition 1.0:0.80 of glue mucus and mixed powder;
(9), stir into the concentration required for construction requirement;
IV, dispersion liquid is added
(10), in above-mentioned stirring material, slowly add polyurethane dispersing liquid (6 ﹪)/30.0 parts, Alumina gel (10 ﹪)/50.0 parts, high-speed stirred;
, high-speed stirred 20min, become coating 2 coating up to standard, i.e. coating batch.
B, make a kind of method of multi-function ball graphite cast iron pipe, its operating procedure is as follows:
I, body process
(1) whether, to detect the body cast up to standard, and his-and-hers watches surface layer makes cleaning, stand-by;
, centrifugal sand-blasting, mainly carry out oxide layer;
(3), remove inboard wall of tube body 11 impurity, stand-by;
II, coating is topped
(4), stand-by body 1 is transferred to painting area;
(5), coating-secondary spraying;
(6), dry, polish;
(7), coating secondary spraying;
(8), dry, polish;
, coating three times spraying, coating total thickness 1.5mm;
III, the examination and test of products and warehouse-in
(10), outward appearance detects;
(11), assemble;
, the test of water pressure testing power, carry out water-fast, heat-resisting and heat insulating ability and detect;
(13), pack;
(14), put in storage.
Embodiment 3
The preparation manipulation step of A, coating 2 batch is as follows:
I, the making/weight portion of mixed powder
(1), get aluminium oxide (10 ﹪)/80.0 parts, manganese dioxide (15 ﹪)/120.0 parts, cupric oxide (10 ﹪)/80.0 parts, iron oxide (65 ﹪)/520.0 parts, stirs into mixture in stirrer for mixing, for subsequent use;
(2), above-mentioned mixture for subsequent use is placed in sintering furnace, at the pyroreactions of 1300 DEG C, sintering 1.5h, and cooling, for subsequent use;
(3), by sintering spare part be placed in grinding equipment, pulverize and be finely ground into the mixed powder of 310 order granularities;
(4), mixed powder dries in drying equipment, and powder is for subsequent use;
II, glue mucus stirs, grinds
(5), get Ludox (95 ﹪)/760.0 parts in stirrer, fully stir;
(6), in above-mentioned stirrer, slowly add monoethanolamine (1 ﹪)/8.0 parts, high-speed stirred 40min;
(7) in lapping machine, be finish-ground to the glue mucus of 300 order granularities;
III, mixed powder is added
(8), add mixed powder 520.0 parts by the percentage composition 1.0:0.65 of glue mucus and mixed powder;
(9), stir into the concentration required for construction requirement;
IV, dispersion liquid is added
(10), in above-mentioned stirring material, slowly add polyurethane dispersing liquid (2 ﹪)/16.0 parts, Alumina gel (2 ﹪)/16.0 parts, high-speed stirred;
, high-speed stirred 24min, become coating 2 coating up to standard, i.e. coating batch.
B, make a kind of method of multi-function ball graphite cast iron pipe, its operating procedure is as follows:
I, body process
(1) whether, to detect the body cast up to standard, and his-and-hers watches surface layer makes cleaning, stand-by;
, centrifugal sand-blasting, mainly carry out oxide layer;
(3), remove inboard wall of tube body 11 impurity, stand-by;
II, coating is topped
(4), stand-by body 1 is transferred to painting area;
(5), coating-secondary spraying;
(6), dry, polish;
(7), coating secondary spraying;
(8), dry, polish;
, coating three times spraying, coating total thickness 0.6mm;
III, the examination and test of products and warehouse-in
(10), outward appearance detects;
(11), assemble;
, the test of water pressure testing power, carry out water-fast, heat-resisting and heat insulating ability and detect;
(13), pack;
(14), put in storage.
Embodiment 4
The preparation manipulation step of A, coating 2 batch is as follows:
I, the making/weight portion of mixed powder
(1), get aluminium oxide (22 ﹪)/220.0 parts, manganese dioxide (10 ﹪)/100.0 parts, cupric oxide (6 ﹪)/60.0 parts, iron oxide (62 ﹪)/620.0 parts, stirs into mixture in stirrer for mixing, for subsequent use;
(2), above-mentioned mixture for subsequent use is placed in sintering furnace, at the pyroreactions of 1320 DEG C, sintering 1.8h, and cooling, for subsequent use;
(3), by sintering spare part be placed in grinding equipment, pulverize and be finely ground into the mixed powder of 320 order granularities;
(4), mixed powder dries in drying equipment, and powder is for subsequent use;
II, glue mucus stirs, grinds
(5), get Ludox (90 ﹪)/900.0 parts in stirrer, fully stir;
(6), in above-mentioned stirrer, slowly add monoethanolamine (2 ﹪)/20.0 parts, high-speed stirred 45min;
(7) in lapping machine, be finish-ground to the glue mucus of 260 order granularities;
III, mixed powder is added
(8), add mixed powder 480.0 parts by the percentage composition 1.0:0.48 of glue mucus and mixed powder;
(9), stir into the concentration required for construction requirement;
IV, dispersion liquid is added
(10), in above-mentioned stirring material, slowly add polyurethane dispersing liquid (3 ﹪)/30.0 parts, Alumina gel (5 ﹪)/50.0 parts, high-speed stirred;
, high-speed stirred 27min, become coating 2 coating up to standard, i.e. coating batch.
B, make a kind of method of multi-function ball graphite cast iron pipe, its operating procedure is as follows:
I, body process
(1) whether, to detect the body cast up to standard, and his-and-hers watches surface layer makes cleaning, stand-by;
, centrifugal sand-blasting, mainly carry out oxide layer;
(3), remove inboard wall of tube body 11 impurity, stand-by;
II, coating is topped
(4), stand-by body 1 is transferred to painting area;
(5), coating-secondary spraying;
(6), dry, polish;
(7), coating secondary spraying;
(8), dry, polish;
, coating three times spraying, coating total thickness 0.9mm;
III, the examination and test of products and warehouse-in
(10), outward appearance detects;
(11), assemble;
, the test of water pressure testing power, carry out water-fast, heat-resisting and heat insulating ability and detect;
(13), pack;
(14), put in storage.
Embodiment 5
The preparation manipulation step of A, coating 2 batch is as follows:
I, the making/weight portion of mixed powder
(1), get aluminium oxide (25 ﹪)/375.0 parts, manganese dioxide (9 ﹪)/135.0 parts, cupric oxide (7 ﹪)/105.0 parts, iron oxide (59 ﹪)/885.0 parts, stirs into mixture in stirrer for mixing, for subsequent use;
(2), above-mentioned mixture for subsequent use is placed in sintering furnace, at the pyroreactions of 1350 DEG C, sintering 2.0h, and cooling, for subsequent use;
(3), by sintering spare part be placed in grinding equipment, pulverize and be finely ground into the mixed powder of 260 order granularities;
(4), mixed powder dries in drying equipment, and powder is for subsequent use;
II, glue mucus stirs, grinds
(5), get Ludox (82 ﹪)/1230.0 parts in stirrer, fully stir;
(6), in above-mentioned stirrer, slowly add monoethanolamine (5 ﹪)/75.0 parts, high-speed stirred 50min;
(7) in lapping machine, be finish-ground to the glue mucus of 320 order granularities;
III, mixed powder is added
(8), add mixed powder 450.0 parts by the percentage composition 1.0:0.30 of glue mucus and mixed powder;
(9), stir into the concentration required for construction requirement;
IV, dispersion liquid is added
(10), in above-mentioned stirring material, slowly add polyurethane dispersing liquid (5 ﹪)/75.0 parts, Alumina gel (8 ﹪)/120.0 parts, high-speed stirred;
, high-speed stirred 30min, become coating 2 coating up to standard, i.e. coating batch.
B, make a kind of method of multi-function ball graphite cast iron pipe, its operating procedure is as follows:
I, body process
(1) whether, to detect the body cast up to standard, and his-and-hers watches surface layer makes cleaning, stand-by;
, centrifugal sand-blasting, mainly carry out oxide layer;
(3), remove inboard wall of tube body 11 impurity, stand-by;
II, coating is topped
(4), stand-by body 1 is transferred to painting area;
(5), coating-secondary spraying;
(6), dry, polish;
(7), coating secondary spraying;
(8), dry, polish;
, coating three times spraying, coating total thickness 1.2mm;
III, the examination and test of products and warehouse-in
(10), outward appearance detects;
(11), assemble;
, the test of water pressure testing power, carry out water-fast, heat-resisting and heat insulating ability and detect;
(13), pack;
(14), put in storage.
Claims (9)
1. a multi-function ball graphite cast iron pipe, it is characterized in that it comprises body (1) and is attached to the coating (2) of body (1) inwall (11), described body (1) is made up of head (12), main body (13), afterbody (14), described coating (2), its batch is made up of mixed powder and glue mucus, and adopt operating procedure as topped in: body process-coating-examination and test of products and warehouse-in.
2. a kind of multi-function ball graphite cast iron pipe according to claim 1, is characterized in that head (12) internal diameter is greater than main body (13) internal diameter and supporting with afterbody (14) external diameter.
3. a kind of multi-function ball graphite cast iron pipe according to claim 1, is characterized in that afterbody (14) internal diameter is identical with main body (13) internal diameter size.
4. a kind of multi-function ball graphite cast iron pipe according to claim 1, is characterized in that afterbody (14) outer radius arranges closure gasket groove (141).
5. a kind of multi-function ball graphite cast iron pipe according to claim 1, is characterized in that the component of mixed powder and content are: aluminium oxide 10-28 ﹪, manganese dioxide 8-15 ﹪, cupric oxide 6-10 ﹪, iron oxide 58-65 ﹪.
6. a kind of multi-function ball graphite cast iron pipe according to claim 1, is characterized in that the component of glue mucus and content are: Ludox 78-95 ﹪, monoethanolamine 1-6 ﹪, polyurethane dispersing liquid 2-6 ﹪, Alumina gel 2-10 ﹪.
7. a kind of multi-function ball graphite cast iron pipe according to claim 1 or 5,6, is characterized in that the ratio of components of glue mucus and mixed powder is 1.0:0.3-0.8.
8. a kind of multi-function ball graphite cast iron pipe according to claim 1, is characterized in that the preparation manipulation step of coating (2) batch is as follows:
I, the making of mixed powder
(1), get aluminium oxide 10-28 ﹪, manganese dioxide 8-15 ﹪, cupric oxide 6-10 ﹪, iron oxide 58-65 ﹪, stirs into mixture in stirrer for mixing, for subsequent use;
(2), above-mentioned mixture for subsequent use is placed in sintering furnace, at the pyroreaction of 1250-1350 DEG C, sintering 1-2h, and cooling, for subsequent use;
(3), by sintering spare part be placed in grinding equipment, pulverize and be finely ground into the mixed powder of 260-320 order granularity;
(4), mixed powder dries in drying equipment, and powder is for subsequent use;
II, glue mucus stirs, grinds
(5), get Ludox 78-95 ﹪ in stirrer, fully stir;
(6), in above-mentioned stirrer, slowly add monoethanolamine 1-6 ﹪, high-speed stirred 30-50min;
(7) in lapping machine, be finish-ground to the glue mucus of 260-320 order granularity;
III, mixed powder is added
(8), add mixed powder by the percentage composition 1.0:0.3-0.8 of glue mucus and mixed powder;
(9), stir into the concentration required for construction requirement;
IV, dispersion liquid is added
(10), in above-mentioned stirring material slowly add polyurethane dispersing liquid 2-6 ﹪, Alumina gel 2-10 ﹪, high-speed stirred;
, high-speed stirred 15-30min, become coating (2) coating up to standard, i.e. coating batch.
9. make a kind of method of multi-function ball graphite cast iron pipe, its operating procedure is as follows:
I, body process
(1) whether, to detect the body cast up to standard, and his-and-hers watches surface layer makes cleaning, stand-by;
(2), centrifugal sand-blasting;
(3), remove inboard wall of tube body (11) impurity, stand-by;
II, coating is topped
(4), stand-by body (1) is transferred to painting area;
(5), coating-secondary spraying;
(6), dry, polish;
(7), coating secondary spraying;
(8), dry, polish;
, coating three times spraying, coating total thickness 0.6-1.5mm;
III, the examination and test of products and warehouse-in
(10), outward appearance detects;
(11), assemble;
(12), water pressure testing power test;
(13), pack;
(14), put in storage.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410669714.1A CN104482320B (en) | 2014-11-21 | 2014-11-21 | Multifunctional ductile cast iron pipe |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410669714.1A CN104482320B (en) | 2014-11-21 | 2014-11-21 | Multifunctional ductile cast iron pipe |
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| Publication Number | Publication Date |
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| CN104482320A true CN104482320A (en) | 2015-04-01 |
| CN104482320B CN104482320B (en) | 2017-01-18 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109290157A (en) * | 2018-09-13 | 2019-02-01 | 山东国铭球墨铸管科技有限公司 | A kind of production technology of ductile iron pipe liner epoxy resin |
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|---|---|---|---|---|
| US4808032A (en) * | 1986-05-30 | 1989-02-28 | Meyer & John Gmbh & Co. Tief- Und Rohrleitungsbau | Thrust pipe |
| CN1076942A (en) * | 1992-03-14 | 1993-10-06 | 南京航空学院 | High-emissivity ceramic paint |
| CN1730570A (en) * | 2005-08-02 | 2006-02-08 | 陈国军 | High temperature energy-saving corrosion-resisting paint , preparation and usage |
| CN102933313A (en) * | 2010-04-02 | 2013-02-13 | 圣戈班帕姆公司 | Section of pipe lined with a resin mortar and manufacturing method thereof |
| CN102974518A (en) * | 2012-10-31 | 2013-03-20 | 广州擎天实业有限公司 | Coating process applying water-based paint to cast iron parts |
-
2014
- 2014-11-21 CN CN201410669714.1A patent/CN104482320B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4808032A (en) * | 1986-05-30 | 1989-02-28 | Meyer & John Gmbh & Co. Tief- Und Rohrleitungsbau | Thrust pipe |
| CN1076942A (en) * | 1992-03-14 | 1993-10-06 | 南京航空学院 | High-emissivity ceramic paint |
| CN1730570A (en) * | 2005-08-02 | 2006-02-08 | 陈国军 | High temperature energy-saving corrosion-resisting paint , preparation and usage |
| CN102933313A (en) * | 2010-04-02 | 2013-02-13 | 圣戈班帕姆公司 | Section of pipe lined with a resin mortar and manufacturing method thereof |
| CN102974518A (en) * | 2012-10-31 | 2013-03-20 | 广州擎天实业有限公司 | Coating process applying water-based paint to cast iron parts |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109290157A (en) * | 2018-09-13 | 2019-02-01 | 山东国铭球墨铸管科技有限公司 | A kind of production technology of ductile iron pipe liner epoxy resin |
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| Publication number | Publication date |
|---|---|
| CN104482320B (en) | 2017-01-18 |
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