CN109369147A - A method of packet shock plate in waste and old slide plate laminating production is combined using stopper turning material - Google Patents
A method of packet shock plate in waste and old slide plate laminating production is combined using stopper turning material Download PDFInfo
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- CN109369147A CN109369147A CN201811192144.6A CN201811192144A CN109369147A CN 109369147 A CN109369147 A CN 109369147A CN 201811192144 A CN201811192144 A CN 201811192144A CN 109369147 A CN109369147 A CN 109369147A
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
- C04B33/132—Waste materials; Refuse; Residues
- C04B33/1324—Recycled material, e.g. tile dust, stone waste, spent refractory material
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- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3217—Aluminum oxide or oxide forming salts thereof, e.g. bauxite, alpha-alumina
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/38—Non-oxide ceramic constituents or additives
- C04B2235/3817—Carbides
- C04B2235/3826—Silicon carbides
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- C—CHEMISTRY; METALLURGY
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- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/42—Non metallic elements added as constituents or additives, e.g. sulfur, phosphor, selenium or tellurium
- C04B2235/422—Carbon
- C04B2235/425—Graphite
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
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- C04B2235/656—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes characterised by specific heating conditions during heat treatment
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/60—Production of ceramic materials or ceramic elements, e.g. substitution of clay or shale by alternative raw materials, e.g. ashes
Abstract
The invention discloses a kind of methods for combining packet shock plate in waste and old slide plate laminating production using stopper turning material, by introducing waste and old sliding plate brick in shock plate, stopper turning material, regeneration slide plate particulate material and stopper particulate material are obtained by secondary operation, to recycle the plate diamond spar particle in slide plate as aggregate, in conjunction with the aluminium riched spinel of a certain amount of stopper turning material, make full use of the erosion resistibility of corundum in granules high temperature and the slag-resistant erosiveness of aluminium riched spinel, the two effectively combines, and novel middle packet shock plate is produced using thermoplastic phenolic resin, improve the antiscour and erosiveness during the applied at elevated temperature of shock plate, significantly improve shock plate safety and service life；It is better than existing product from middle packet shock plate antiscour, anti-erosion and thermal shock resistance produced by the invention in terms of use process, the circulation that the present invention realizes waste and old resistance to material efficiently utilizes again, realizes the renewable of resource, and energy conservation and environmental protection, social benefit is obvious.
Description
Technical field
The invention belongs to fire resisting material fields, are related to the recovery and reuse technology and its processing method of waste material, specifically relate to
And the method using packet shock plate in recycling stopper turning material, waste and old sliding plate brick laminating production.
Background technique
Stopper turning material used in the present invention is mainly the discarded turning material of generation during stopper Vehicle Processing, stopper
Main application be smelting iron and steel continuous casting production flow control, material is mainly corundum spinel.
Used waste and old slide plate is mainly the waste and old sliding plate brick after the ladle liner use for recycling smelting iron and steel, sliding plate brick
Main application ladle molten steel flow control device a part, the closing of control molten steel is played in casting process, material is mainly plate
Shape corundum, graphite etc..
Middle packet shock plate is widely used in smelting iron and steel continuous casting tundish bottom impact zone, is washed away by molten steel, thermal shock
And slag corrosion, the service performance of product directly influence the safety of conticaster casting and even pour the time.
Middle packet shock plate is widely used in continuous casting production molten steel shock zone, for a long time mainly using materials such as corundum
Matter is pre-formed, but as disposable product, product is not high using utilization rate.
Can generate the turning material of 10-15% during stopper Vehicle Processing, turning material as the tailing after stopper processing,
All as industrial refuse processing, results in waste of resources and polluted with Industrial Solid Waste.
Waste and old sliding plate brick is the steel-making rear product of ladle, and all industrial refuse processing fail to efficiently use, cause environment
Solid waste pollution.
Summary of the invention
In order to solve the above-mentioned problems in the prior art, the present invention provides a kind of combined using stopper turning material to give up
The method of the novel middle packet shock plate of old slide plate laminating production.
The technical solution adopted by the invention is as follows: a kind of combine Bao Chong in waste and old slide plate laminating production using stopper turning material
The method for hitting plate, specifically includes the following steps:
The stopper turning material of recycling is carried out the false particle between rolling elimination aggregate by step (1), is sieved by second level sieve,
The stopper particle of partial size 0.1-1mm is obtained, grain class distribution is that 0.5-1mm accounts for 50-60%, and≤0.5mm is 40-50%；
Step (2) is manually sorted the waste and old sliding plate brick of recycling, outer ring stirrup and surface irregularities is rejected, through jaw crushing
Machine, cone crusher, raymond grinding powder are sieved using sieve, and above-mentioned processing shattering process need to remove iron, obtain the cunning that granularity is 1-5mm
Plate particle；
Step (3) carries out the false particle between rolling elimination aggregate to the slide plate particle that step (2) obtains, and passes through three-level sieve
Screening obtains the slide plate particle of partial size 1-3mm, 3-5mm；
After the slide plate particle processed, stopper turning material are carried out Indexs measure qualification by step (4), pack storage, standby respectively
With；
High speed is proportionally added in the stopper turning material, 1-3mm slide plate particle, 3-5mm slide plate particle of 0.1-1mm by step (5)
Thermoplastic resin stirring 3-5min is added after premixing 3-5min in blender, adds graphite stirring 1-2min, is eventually adding 200 mesh
Brown Alundum, 200 mesh silicon carbide, methenamine stirring 11-15min discharging；
By weight percentage, said ratio is as follows:
Slide plate particle 3-5mm:20-25%,
Slide plate particle 1-3mm:30-35%,
Stopper turning material 0.1-1mm:15-20%,
200 mesh Brown Alundums: 18-23%,
200 mesh silicon carbide: 3-8%,
Graphite 2-7%；
Additional be added accounts for the liquid phenolic resin of above-mentioned gross mass 3-8% and accounts for the methenamine of 0.2-0.7%；
The material that step (6) is stirred is placed between constant temperature and humidity ageing mixture 2-3 days, and the material being stranded is rubbed with the hands, is turned over uniformly, dissipating bind is clapped
Group's material, requires to weigh up material according to substance, carries out mechanical pressing by 630 press；
Shock plate after step (7) mechanical pressing places dry kiln car, is dried, rises to 170 DEG C according to heating curve,
After 170-200 DEG C of heat preservation 6 hours or more, cooled to room temperature kiln discharge is to get middle packet shock plate.
The ingredient of stopper turning material of the present invention, by mass percentage are as follows: Al2O3: 65-70%, C:20-25%, MgO:
5-10%。
The ingredient of the sliding plate brick, by mass percentage are as follows: Al2O3: 70-75%, C, 5-10%, surplus are impurity.
In step (1), when rolling, its bottom plate of edge runner and muller used is corrugated.
In the present invention rapid (5), the silicon carbide is 92 silicon carbide, and graphite is -195 graphite.
In the step (7), the shock plate after mechanical pressing carries out appearance and dimension check, and dimensional discrepancy is controlled in ± 2mm,
The shock plate of dipping qualification is placed into dry kiln car, enters dry kiln and is dried.
According to the middle packet shock plate that the method for the invention produces, according to mass percent meter: Al2O3: 65-75%, C:
10-15%, surplus are impurity, bulk density: 2.5-2.8g/cm3, cold crushing strength: 25-30Mpa.
The beneficial effects of the present invention are:
1. the present invention obtains regeneration slide plate by introducing waste and old sliding plate brick, stopper turning material in shock plate, by secondary operation
Particulate material and stopper particulate material, to recycle the plate diamond spar particle in slide plate as aggregate, in conjunction with the MgAl of a certain amount of stopper2O4, fill
Divide the slag-resistant erosiveness of the erosion resistibility and aluminium riched spinel using corundum in granules high temperature, the two effectively combines, and adopts
Novel middle packet shock plate is produced with thermoplastic phenolic resin, promotes antiscour and erosion energy during the applied at elevated temperature of shock plate
Power significantly improves the safety and service life of shock plate；The middle packet shock plate produced using method of the invention, according to
Weight percent meter: Al3O2: 65-70%, C:10-15%, bulk density: 2.5-2.85g/cm3, cold crushing strength: 25-
30Mpa, the product is in terms of use process, and antiscour, anti-erosion and the thermal shock resistance performance indexes of product are better than existing
There is product, during actual use continuous cast crystallizer number improves 40%, and the risk of middle packet impact zone bleed-out substantially reduces, this hair
The bright circulation for realizing waste and old resistance to material efficiently utilizes again, realizes the renewable of resource, energy conservation and environmental protection, and social benefit is obvious.
2. it is broken by using circular cone that the present invention recycles waste and old sliding plate brick, it is ensured that the circularity of crushed particles guarantees shock plate
Particle forms closestpacking, reduces the porosity, improves scour resistance.
3. the bottom plate and muller of edge runner of the present invention are corrugated, edge runner rolling screening through the invention can have
The waste and old slide plate aggregate of 1-5mm, the false particle of recycling stopper turning material and slag inclusion ash content are rejected after effect eliminates processing, and apparent circularity is more
It is good, it is ensured that the quality of novel middle packet shock plate.
The Al that 4. stopper turning material is added in the present invention, the waste and old slide plate of recycling introduces2O3Reacting with MgO can produce
MgAl2O4, MgAl2O4With good alkali resistance slag corrosion ability；MgAl is produced in reaction process2O4With volume expansion,
If control is proper, stomata, which can be filled, in the microdilatancy of generation improves microstructure, improves the erosion resistibility of product indirectly.
5. the corundum in the waste and old slide plate of the present invention is further precipitated in applied at elevated temperature Process Impurity, raw material has higher
Purity.
6. the present invention effectively enhances the wearability and toughness of shock plate by the way that 92 silicon carbide are added, prevent graphite from toasting
The oxidation of process, while reducing thermal shock and cracking, the thermal shock resistance ability of product is improved indirectly.
7. the stopper turning material that the present invention is added can introduce the carbonaceous materials such as graphite, carbon black indirectly, production is effectively improved
The thermal shock resistance of product introduces the antioxidants such as metallic aluminium, silicon by stopper turning material indirectly, and product reduces adding for antioxidant
Enter amount, reduces by 70% or more product cost expense, improve the competitiveness of product in market, economic benefit is obvious.
Specific embodiment
It is combined with specific embodiments below that waste and old slide plate is combined using waste and old stopper turning material to the present invention, the two is recycled
Cycling and reutilization produces the middle packet shock plate for meeting product standard, is described in detail；
Embodiment 1
A method of the novel middle packet shock plate of waste and old slide plate laminating production is combined using stopper turning material, specifically includes following step
It is rapid:
Stopper turning material after the recovery is eliminated the false particle between aggregate using rolling first by step (1), passes through second level sieve
Screening obtains the stopper particle of partial size 0.1-1mm, and grain class distribution in mass ratio is that 0.5-1mm accounts for 50-60%, and≤0.5mm is 40-
50%；
Step (2) is manually sorted the waste and old sliding plate brick of recycling, outer ring stirrup and surface irregularities is rejected, through jaw crushing
Machine, cone crusher, Raymond mill are sieved using sieve, and processing shattering process must remove iron, obtain the slide plate that granularity is 1-5 mm
Particle；
The slide plate particle of step (3) preparatory processing recycling eliminates the false particle between aggregate using rolling, is sieved by three-level sieve
Point, 1mm impurity below is removed, the slide plate particle of high-quality partial size 1-3mm, 3-5mm are obtained；
Step (4) by the slide plate particle processed, stopper turning material by Indexs measure it is qualified after, pack storage；The stopper vehicle
The ingredient of material is cut, by mass percentage are as follows: Al2O3: 68.7%, C:21.2%, MgO:7.3%, the ingredient of the slide plate particle are pressed
Mass percent is calculated as: Al2O3: 74.5%, C, 5.2%, surplus impurity；
Step (5) by the stopper turning material, 1-3mm slide plate particle, 3-5mm slide plate particle of the 0.1-1mm processed according to than
After example addition high-speed mixer premix 3-5min, it is ensured that two kinds of materials are sufficiently mixed, and thermoplastic phenolic resin is added and stirs 3-
5min(liquid phenolic resin be added before must carbonated drink bath be preheated to 50 ± 5 DEG C), add -195 graphite stir 1-2min, finally
Be added 200 mesh Brown Alundums, 200 mesh, 92 silicon carbide, methenamine stirring 11min in discharge；
By weight percentage, said ratio is as follows:
Slide plate particle 3-5mm:20%,
Slide plate particle 1-3mm:35%,
Stopper turning material 0.1-1mm:15%,
200 mesh of Brown Alundum: 23%,
92 silicon carbide, 200 mesh: 5%,
- 195 graphite 2%；
Liquid phenolic resin (additional): 5%, methenamine (additional) 0.5%；
The material that step (6) is stirred, is placed between the ageing mixture of constant temperature and humidity 2-3 days, and the material being stranded is transported to beside press will
Material is rubbed with the hands, is turned over uniformly, is clapped dissipating bind and is rolled into a ball material, requires to weigh up material according to substance, carries out mechanical pressing, machine pressure in 630 tons of press
Light 3 weight of Shi Caiyong 2；
Appearance and dimension check is carried out after step (7) mechanical pressing, dimensional discrepancy control is in ± 2mm, by impact of the dipping after qualified
It is dry that plate places dry kiln car, rises to 170 DEG C according to heating curve, after keeping the temperature 6 hours at 170-200 DEG C or more, natural cooling
To 18-25 DEG C of kiln discharge of room temperature, until after brick body is cooling, it is pushed into the kiln car to pile up area and piles up.
Through packet impact panel products main indicator in detection kiln discharge, by weight percentage: Al2O3: 72.8%, C:13.2%,
Surplus is impurity, bulk density: 2.73g/cm3, cold crushing strength: 27.5Mpa.
Embodiment 2
A method of the novel middle packet shock plate of waste and old slide plate laminating production is combined using stopper turning material, specifically includes following step
It is rapid:
Stopper turning material after the recovery is eliminated the false particle between aggregate using rolling first by step (1), passes through second level sieve
Screening obtains the stopper particle of partial size 0.1-1mm, and grain class distribution in mass ratio is that 0.5-1mm accounts for 50-60%, and≤0.5mm is 40-
50%；
Step (2) is manually sorted the waste and old sliding plate brick of recycling, outer ring stirrup and surface irregularities is rejected, through jaw crushing
Machine, cone crusher, Raymond mill are sieved using sieve, and processing shattering process must remove iron, obtain the slide plate that granularity is 1-5 mm
Particle；
The slide plate particle of step (3) preparatory processing recycling eliminates the false particle between aggregate using rolling, is sieved by three-level sieve
Point, 1mm impurity below is removed, the slide plate particle of high-quality partial size 1-3mm, 3-5mm are obtained；
Step (4) by the slide plate particle processed, stopper turning material by Indexs measure it is qualified after, pack storage；The stopper
The ingredient of turning material, by mass percentage are as follows: Al2O3: 68.7%, C:21.2%, MgO:7.3%, the ingredient of the slide plate particle,
By mass percentage are as follows: Al2O3: 74.5%, C:5.2%, surplus impurity；
Step (5) by the stopper turning material, 1-3mm slide plate particle, 3-5mm slide plate particle of the 0.1-1mm processed according to than
After example addition high-speed mixer premix 3-5min, it is ensured that two kinds of materials are sufficiently mixed, and thermoplastic phenolic resin is added and stirs 3-
5min(liquid phenolic resin be added before must carbonated drink bath be preheated to 50 ± 5 DEG C), add -195 graphite stir 1-2min, finally
Be added 200 mesh Brown Alundums, 200 mesh, 92 silicon carbide, methenamine stirring 11min in discharge；
By weight percentage, said ratio is as follows:
Slide plate particle 3-5mm:23%,
Slide plate particle 1-3mm:31%,
Stopper turning material 0.1-1mm:16%,
200 mesh of Brown Alundum: 20%,
92 silicon carbide, 200 mesh: 6%,
- 195 graphite 4%；
Liquid phenolic resin (additional): 6%, methenamine (additional): 0.6%；
The material that step (6) is stirred, is placed between the ageing mixture of constant temperature and humidity 2-3 days, and the material being stranded is transported to beside press will
Material is rubbed with the hands, is turned over uniformly, is clapped dissipating bind and is rolled into a ball material, requires to weigh up material according to substance, carries out mechanical pressing, machine pressure in 630 tons of press
Light 3 weight of Shi Caiyong 2；
Appearance and dimension check is carried out after step (7) mechanical pressing, dimensional discrepancy control is in ± 2mm, by impact of the dipping after qualified
It is dry that plate places dry kiln car, rises to 170 DEG C according to heating curve, after keeping the temperature 6 hours at 170-200 DEG C or more, natural cooling
To 18-25 DEG C of kiln discharge of room temperature, until after brick body is cooling, it is pushed into the kiln car to pile up area and piles up.
Kiln discharge qualified products are sampled inspection according to inspection provision is changed, product main indicator by weight percentage:
Al3O2: 71.12%, C:14.89%, surplus impurity, bulk density: 2.62g/cm3, cold crushing strength: 25.8Mpa.
Embodiment 3
A method of the novel middle packet shock plate of waste and old slide plate laminating production is combined using stopper turning material, specifically includes following step
It is rapid:
Stopper turning material after the recovery is eliminated the false particle between aggregate using rolling first by step (1), passes through second level sieve
Screening obtains the stopper particle of partial size 0.1-1mm, and grain class distribution in mass ratio is that 0.5-1mm accounts for 50-60%, and≤0.5mm is 40-
50%；
Step (2) is manually sorted the waste and old sliding plate brick of recycling, outer ring stirrup and surface irregularities is rejected, through jaw crushing
Machine, cone crusher, Raymond mill are sieved using sieve, and processing shattering process must remove iron, obtain the slide plate that granularity is 1-5 mm
Particle；
The slide plate particle of step (3) preparatory processing recycling eliminates the false particle between aggregate using rolling, is sieved by three-level sieve
Point, 1mm impurity below is removed, the slide plate particle of high-quality partial size 1-3mm, 3-5mm are obtained；
Step (4) by the slide plate particle processed, stopper turning material by Indexs measure it is qualified after, pack storage；The stopper vehicle
The ingredient of material is cut, by mass percentage are as follows: Al2O3:: 68.7%, C:21.2%, MgO:7.3%, the ingredient of the slide plate particle,
By mass percentage are as follows: Al2O3: 74.5%, C, 5.2% surplus impurity；
Step (5) by the stopper turning material, 1-3mm slide plate particle, 3-5mm slide plate particle of the 0.1-1mm processed according to than
After example addition high-speed mixer premix 3-5min, it is ensured that two kinds of materials are sufficiently mixed, and thermoplastic phenolic resin is added and stirs 3-
5min(liquid phenolic resin be added before must carbonated drink bath be preheated to 50 ± 5 DEG C), add -195 graphite stir 1-2min, finally
200 mesh Brown Alundums, 200 mesh, 92 silicon carbide is added, discharges in methenamine stirring 11min, when discharging crosses 25mm sieve；
By weight percentage, said ratio is as follows:
Slide plate particle 3-5mm:21%,
Slide plate particle 1-3mm:30%,
Stopper turning material 0.1-1mm:20%,
200 mesh of Brown Alundum: 22%,
92 silicon carbide, 200 mesh: 4%,
- 195 graphite 3%；
Liquid phenolic resin (additional): 4%, methenamine (additional) 0.4%；
The material that step (6) is stirred, is placed between the ageing mixture of constant temperature and humidity 2-3 days, and the material being stranded is transported to beside press will
Material is rubbed with the hands, is turned over uniformly, is clapped dissipating bind and is rolled into a ball material, requires to weigh up material according to substance, carries out mechanical pressing, machine pressure in 630 tons of press
Light 3 weight of Shi Caiyong 2；
Appearance and dimension check is carried out after step (7) mechanical pressing, dimensional discrepancy control is in ± 2mm, by impact of the dipping after qualified
It is dry that plate places dry kiln car, rises to 170 DEG C according to heating curve, after keeping the temperature 6 hours at 170-200 DEG C or more, natural cooling
To 18-25 DEG C of kiln discharge of room temperature, until after brick body is cooling, it is pushed into the kiln car to pile up area and piles up.
Kiln discharge qualified products are sampled inspection according to inspection regulation is changed, product main indicator by weight percentage: Al2O3:
73.18%, C:12.98%, surplus impurity, bulk density: 2.71g/cm3, cold crushing strength: 28.5Mpa.
1-3 of the embodiment of the present invention when stacking, carries out visual examination in strict accordance with standard, underproof brick is placed on useless brick
Region centralized processing piles up qualified middle packet shock plate to wooden supporting plate, and when stacking avoids arrisdefect, collides with, and piles up smooth jail
It leans on, piled bricks requires height to be less than 1.2m, and width is less than 1.1m, and thickness is less than 1.1m, packs after stacking and firm is hoisted to finger
Determine storage area.
(in (5), material error of the additional amount greater than 100kg is not greater than 1% to step of the present invention, additional amount 50-100kg's
Material error is not greater than 0.5%, and additional amount < 50kg material error is not greater than 0.05%.
Claims (8)
1. a kind of method for combining packet shock plate in waste and old slide plate laminating production using stopper turning material, it is characterised in that: specific
The following steps are included:
The stopper turning material of recycling is carried out the false particle between rolling elimination aggregate by step (1), is sieved by second level sieve,
The stopper particle of partial size 0.1-1mm is obtained, grain class distribution is that 0.5-1mm accounts for 50-60%, and≤0.5mm is 40-50%；
Step (2) is manually sorted the waste and old sliding plate brick of recycling, outer ring stirrup and surface irregularities is rejected, through jaw crushing
Machine, cone crusher, raymond grinding powder are sieved using sieve, and above-mentioned processing shattering process need to remove iron, obtain the cunning that granularity is 1-5mm
Plate particle；
Step (3) carries out the false particle between rolling elimination aggregate to the slide plate particle that step (2) obtains, and passes through three-level sieve
Screening obtains the slide plate particle of partial size 1-3mm, 3-5mm；
After the slide plate particle processed, stopper turning material are carried out Indexs measure qualification by step (4), pack storage, standby respectively
With；
High speed is proportionally added in the stopper turning material, 1-3mm slide plate particle, 3-5mm slide plate particle of 0.1-1mm by step (5)
Thermoplastic resin stirring 3-5min is added after premixing 3-5min in blender, adds graphite stirring 1-2min, is eventually adding 200 mesh
Brown Alundum, 200 mesh silicon carbide, methenamine stirring 11-15min discharging；
By weight percentage, said ratio is as follows:
Slide plate particle 3-5mm:20-25%,
Slide plate particle 1-3mm:30-35%,
Stopper turning material 0.1-1mm:15-20%,
200 mesh Brown Alundums: 18-23%,
200 mesh silicon carbide: 3-8%,
Graphite 2-7%；
Additional be added accounts for the liquid phenolic resin of above-mentioned gross mass 3-8% and accounts for the methenamine of 0.2-0.7%；
The material that step (6) is stirred is placed between constant temperature and humidity ageing mixture 2-3 days, and the material being stranded is rubbed with the hands, is turned over uniformly, dissipating bind is clapped
Group's material, requires to weigh up material according to substance, carries out mechanical pressing by ton press；
Shock plate after step (7) mechanical pressing places dry kiln car, is dried, rises to 170 DEG C according to heating curve,
After 170-200 DEG C of heat preservation 6 hours or more, cooled to room temperature kiln discharge is to get middle packet shock plate.
2. a kind of side for combining packet shock plate in waste and old slide plate laminating production using stopper turning material according to claim 1
Method, it is characterised in that: the ingredient of the stopper turning material, by mass percentage are as follows: Al3O2: 65-70%, C:20-25%, MgO:
5-10%。
3. a kind of side for combining packet shock plate in waste and old slide plate laminating production using stopper turning material according to claim 1
Method, it is characterised in that: the ingredient of the sliding plate brick, by mass percentage are as follows: Al2O3: 70-75%, C, 5-10%, surplus are miscellaneous
Matter.
4. a kind of side for combining packet shock plate in waste and old slide plate laminating production using stopper turning material according to claim 1
Method, it is characterised in that: in step (1), when rolling, its bottom plate of edge runner and muller used is corrugated.
5. a kind of side for combining packet shock plate in waste and old slide plate laminating production using stopper turning material according to claim 1
Method, it is characterised in that: in step (5), silicon carbide is 92 silicon carbide.
6. a kind of use stopper turning material according to claim 1-5 combines Bao Chong in waste and old slide plate laminating production
The method for hitting plate, it is characterised in that: in step (5), graphite is -195 graphite.
7. a kind of side for combining packet shock plate in waste and old slide plate laminating production using stopper turning material according to claim 6
Method, it is characterised in that: in step (7), shock plate after mechanical pressing carries out appearance and dimension check, dimensional discrepancy control ±
The shock plate of dipping qualification is placed dry kiln car, enters dry kiln and be dried by 2mm.
8. the middle packet shock plate of method production according to claim 1 or claim 7, it is characterised in that: middle packet shock plate is according to matter
Measure percentages: Al2O3: 65-75%, C:10-15%, surplus are impurity, bulk density: 2.5-2.8g/cm3, the resistance to pressure of room temperature
Degree: 25-30Mpa.
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| CN201811192144.6A CN109369147B (en) | 2018-10-12 | 2018-10-12 | Method for compositely producing tundish impact plate by combining stopper rod turning material with waste slide plate |
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| CN201811192144.6A CN109369147B (en) | 2018-10-12 | 2018-10-12 | Method for compositely producing tundish impact plate by combining stopper rod turning material with waste slide plate |
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| CN109369147A true CN109369147A (en) | 2019-02-22 |
| CN109369147B CN109369147B (en) | 2021-05-07 |
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| EP2679653A1 (en) * | 2012-06-26 | 2014-01-01 | Solvay Sa | Fungicidal and parasiticidal fire-retardant powder |
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| CN108516850A (en) * | 2018-06-06 | 2018-09-11 | 新疆中冶实久工程材料有限公司 | A kind of filling fireproof material for blast furnace iron outlet |
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| CN101429037A (en) * | 2007-11-07 | 2009-05-13 | 鞍钢集团耐火材料公司 | Aluminum-carbon sliding tile and method of producing the same |
| CN102139904A (en) * | 2010-01-29 | 2011-08-03 | 上海凡奋耐火材料有限公司 | Production process for extracting white corundum and sub-white-corundum by utilizing whole castables of waste steel scrap |
| EP2679653A1 (en) * | 2012-06-26 | 2014-01-01 | Solvay Sa | Fungicidal and parasiticidal fire-retardant powder |
| CN103304246A (en) * | 2013-05-27 | 2013-09-18 | 德清县钢友耐火材料有限公司 | Regenerative type low-carbon corundum spinel impacting plate and preparation method thereof |
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