CN112208162A - High-wear-resistance lining plate and preparation method thereof - Google Patents

High-wear-resistance lining plate and preparation method thereof Download PDF

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Publication number
CN112208162A
CN112208162A CN202010937981.8A CN202010937981A CN112208162A CN 112208162 A CN112208162 A CN 112208162A CN 202010937981 A CN202010937981 A CN 202010937981A CN 112208162 A CN112208162 A CN 112208162A
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porous ceramic
ceramic plate
plate
wear
layer
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张胜平
张平
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Hubei Jinhuakai Machinery Co ltd
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Hubei Jinhuakai Machinery Co ltd
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    • B32—LAYERED PRODUCTS
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    • B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions
    • B32B3/08—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • B32B3/266—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by an apertured layer, the apertures going through the whole thickness of the layer, e.g. expanded metal, perforated layer, slit layer regular cells B32B3/12
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
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    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/08—Interconnection of layers by mechanical means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
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    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/56—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides
    • C04B35/565—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides based on silicon carbide
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    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/58—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides
    • C04B35/584—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on silicon nitride
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    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
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    • C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
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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
    • C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
    • C04B38/06—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by burning-out added substances by burning natural expanding materials or by sublimating or melting out added substances
    • C04B38/063—Preparing or treating the raw materials individually or as batches
    • C04B38/0635—Compounding ingredients
    • C04B38/0645—Burnable, meltable, sublimable materials
    • C04B38/067—Macromolecular compounds
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    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/302—Conductive
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/51—Elastic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/554—Wear resistance
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
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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
    • C04B2235/3852—Nitrides, e.g. oxynitrides, carbonitrides, oxycarbonitrides, lithium nitride, magnesium nitride
    • C04B2235/3886—Refractory metal nitrides, e.g. vanadium nitride, tungsten nitride

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Abstract

The invention relates to the technical field of wear-resistant lining plates, in particular to a high-wear-resistant lining plate which comprises a first porous ceramic plate and a second porous ceramic plate, wherein a plurality of pouring holes are formed in the first porous ceramic plate and the second porous ceramic plate respectively, the pouring holes are uniformly distributed in the corresponding first porous ceramic plate and the corresponding second porous ceramic plate, the first porous ceramic plate comprises a nano diamond alkene layer, the bottom end of the nano diamond alkene layer is fixedly connected with a ceramic wear-resistant layer, the bottom end of the ceramic wear-resistant layer is fixedly connected with a rubber layer, and the bottom end of the rubber layer is fixedly connected with a metal layer. The lining plate provided by the invention has better impact resistance, improves the crushing and grinding efficiency and prolongs the service life of the lining plate.

Description

High-wear-resistance lining plate and preparation method thereof
Technical Field
The invention relates to the technical field of wear-resistant lining boards, in particular to a high-wear-resistant lining board and a preparation method thereof.
Background
The wear-resistant material is widely applied to all high-wear mechanical equipment such as coal conveying systems, material conveying systems, powder making systems, ash discharge systems and dust removal systems of enterprises such as thermal power plants, steel, smelting, machinery, coal, mines, chemical engineering, cement and ports and wharfs, for example, the wear-resistant material is used in a hopper system of material (iron ore, coal and the like) loading and unloading machinery, the specific parts are easy-wear parts such as a material guide plate, a blanking recovery plate and a bucket wheel arc return wear-resistant plate, and when the wear-resistant material is sintered, metal and ceramic particles cannot be fully mixed, so that the metal phase and the ceramic phase of the wear-resistant material are not uniformly distributed, and the wear resistance is greatly different;
in the prior art, a plurality of through holes are generally arranged on the upper end surface and the lower end surface of a reinforcing body of a lining plate, then molten steel is poured into the through holes, and a product is obtained after cooling, so that the easily worn part is completely protected, however, the scheme has the following defects: 1. the size of the through hole is large, and the reinforcing body can be manufactured only by wrapping molten steel during pouring; 2. the spliced reinforcement bodies are wrapped after molten steel is poured so that different ceramic reinforcement bodies are connected, the reinforcement bodies actually play a wear-resistant role, and when metal phases are worn, gaps can be formed among the reinforcement bodies to cause the use effect of a product to be sharply reduced, so that a good wear-resistant role cannot be played.
Disclosure of Invention
The invention aims to solve the defect that the wear-resistant effect is great after metal phases are worn in the prior art, and provides a high-wear-resistant lining plate.
In order to achieve the purpose, the invention adopts the following technical scheme:
the design is a high wear-resisting welt, including first porous ceramic plate and second porous ceramic plate, has all seted up a plurality of pouring holes on first porous ceramic plate and the second porous ceramic plate, the pouring hole evenly distributed on corresponding first porous ceramic plate and second porous ceramic plate, first porous ceramic plate includes nanometer diamond alkene layer, the bottom fixedly connected with ceramic wearing layer on nanometer diamond alkene layer, the bottom fixedly connected with rubber layer on ceramic wearing layer, the bottom fixedly connected with metal level on rubber layer.
Preferably, the first porous ceramic plate is located on top of the second porous ceramic plate, and the positions of the pouring holes in the first porous ceramic plate and the second porous ceramic plate correspond one-to-one.
Preferably, the top end of the pouring hole is of a chamfer structure, and the chamfer angle at the top end of the pouring hole is 45 degrees.
The invention also provides a preparation method of the high-wear-resistance lining plate, which comprises the following steps;
step 1: weighing 50 parts by mass of silicon carbide ceramic particles with the density of 3.3g/cm and the average particle size of 0.1mm, 50 parts by mass of silicon nitride ceramic particles with the density of 3.4g/cm and the average particle size of 500um, 10 parts by mass of submicron-grade titanium nitride with the average particle size of 600nm and 8 parts by mass of phenolic liquid resin, and uniformly mixing the materials in a container to obtain a mixed material;
step 2: weighing nano diamond alkene particles with the average particle size of 0.1nm according to the mass parts, then adding a high cis synthetic rubber material prepared from isoprene for mixing, and finally adding a corrosion-resistant alloy metal material for mixing;
and step 3: pouring the mixed materials into different molds respectively for molding to obtain a prefabricated part A and a prefabricated part B;
and 4, step 4: placing the prefabricated part A and the prefabricated part B into an atmosphere furnace, sintering for 40min-50min at 1200 ℃, keeping the temperature for 5h-5.5h at 1000 ℃, taking out of the furnace, air cooling, keeping the temperature for 6h-6.5h at 250 ℃, and cooling in the furnace to respectively prepare a first porous ceramic plate and a second porous ceramic plate;
and 5: and polishing the first porous ceramic plate and the second porous ceramic plate, putting the polished first porous ceramic plate and the second porous ceramic plate into a casting mold, melting the high-chromium cast iron, casting the molten high-chromium cast iron onto the porous ceramic matrix, and cooling to form the high-wear-resistance lining plate.
Preferably, in step 5, when polishing the first porous ceramic plate and the second porous ceramic plate, the burrs on the surface of the casting hole need to be polished, and meanwhile, the inner wall of the chamfer at the top end of the casting hole needs to be ensured to be smooth.
The high-wear-resistance lining plate provided by the invention has the beneficial effects that: the service temperature of the silicon nitride particles is 1200 ℃, the silicon nitride particles can be damaged along with the increase of the service time at the temperature of more than 1200 ℃, the strength of the silicon nitride particles is reduced, the silicon nitride particles are more prone to fatigue damage at the temperature of more than 1450 ℃, the silicon nitride particles can resist corrosion of molten metal materials, and the price of the silicon nitride particles is higher than that of silicon carbide particles; in addition, the nano diamond alkene has high strength and wear resistance, and also has the advantages of corrosion resistance, high stability and high heat conductivity; the rubber layer enables the whole lining plate to have elasticity, so that the whole lining plate is more impact-resistant, the crushing and grinding efficiency is improved, and the service life of the lining plate is prolonged.
Drawings
FIG. 1 is a schematic structural view of a highly wear-resistant lining plate according to the present invention;
FIG. 2 is a sectional view of a first porous ceramic plate of a high wear resistant lining panel according to the present invention
In the figure: the ceramic material comprises a first porous ceramic plate 1, a second porous ceramic plate 2, a pouring hole 3, a nano diamond alkene layer 11, a ceramic wear-resistant layer 12, a rubber layer 13 and a metal layer 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example 1:
referring to fig. 1-2, a high wear-resistant lining board, includes a first porous ceramic plate 1 and a second porous ceramic plate 2, each of the first porous ceramic plate 1 and the second porous ceramic plate 2 is provided with a plurality of pouring holes 3, the pouring holes 3 are uniformly distributed on the corresponding first porous ceramic plate 1 and the second porous ceramic plate 2, the first porous ceramic plate 1 includes a nano diamond alkene layer 411, a ceramic wear-resistant layer 12 is fixedly connected to the bottom end of the nano diamond alkene layer 411, a rubber layer 13 is fixedly connected to the bottom end of the ceramic wear-resistant layer 12, a metal layer 14 is fixedly connected to the bottom end of the rubber layer 13, the first porous ceramic plate 1 is located on the top of the second porous ceramic plate 2, and the positions of the pouring holes 3 on the first porous ceramic plate 1 and the second porous ceramic plate 2 correspond to each other one by one, the top ends of the pouring holes 3 are of a chamfer structure, and the chamfer angle at the top ends of the pouring holes 3 is 45 degrees.
The service temperature of the silicon nitride particles is 1200 ℃, the silicon nitride particles can be damaged along with the increase of the service time at the temperature of more than 1200 ℃, the strength of the silicon nitride particles is reduced, the silicon nitride particles are more prone to fatigue damage at the temperature of more than 1450 ℃, the silicon nitride particles can resist corrosion of molten metal materials, and the price of the silicon nitride particles is higher than that of silicon carbide particles; in addition, the nano diamond alkene has high strength and wear resistance, and also has the advantages of corrosion resistance, high stability and high heat conductivity; the rubber layer enables the whole lining plate to have elasticity, so that the whole lining plate is more impact-resistant, the crushing and grinding efficiency is improved, and the service life of the lining plate is prolonged; the high wear-resistant lining plate has excellent wear resistance and greatly prolonged service life.
The invention also provides a preparation method of the high-wear-resistance lining plate, which comprises the following steps;
step 1: weighing 50 parts by mass of silicon carbide ceramic particles with the density of 3.3g/cm and the average particle size of 0.1mm, 50 parts by mass of silicon nitride ceramic particles with the density of 3.4g/cm and the average particle size of 500um, 10 parts by mass of submicron-grade titanium nitride with the average particle size of 600nm and 8 parts by mass of phenolic liquid resin, and uniformly mixing the materials in a container to obtain a mixed material;
step 2: weighing nano diamond alkene particles with the average particle size of 0.1nm according to the mass parts, then adding a high cis synthetic rubber material prepared from isoprene for mixing, and finally adding a corrosion-resistant alloy metal material for mixing;
and step 3: pouring the mixed materials into different molds respectively for molding to obtain a prefabricated part A and a prefabricated part B;
and 4, step 4: placing the prefabricated part A and the prefabricated part B into an atmosphere furnace, sintering for 40min at 1200 ℃, keeping the temperature for 5-5.5 h at 1000 ℃, taking out of the furnace, air cooling, keeping the temperature for 6-6.5 h at 250 ℃, and furnace cooling to respectively prepare a first porous ceramic plate 1 and a second porous ceramic plate 2;
and 5: polishing the first porous ceramic plate 1 and the second porous ceramic plate 2, and then placing the polished porous ceramic plates into a casting mold, wherein when polishing the first porous ceramic plate 1 and the second porous ceramic plate 2, burrs on the surface of a casting hole 3 need to be polished, and meanwhile, the inner wall of a chamfer at the top end of the casting hole 3 needs to be ensured to be smooth; and melting the high-chromium cast iron, pouring the melted high-chromium cast iron into the porous ceramic matrix, and cooling to form the high-wear-resistant lining plate.
Example 2:
as another preferred embodiment of the present invention, the difference from embodiment 1 is that, step 1: weighing 50 parts by mass of silicon carbide ceramic particles with the density of 3.3g/cm and the average particle size of 0.1mm, 50 parts by mass of silicon nitride ceramic particles with the density of 3.4g/cm and the average particle size of 500um, 10 parts by mass of submicron-grade titanium nitride with the average particle size of 600nm and 8 parts by mass of phenolic liquid resin, and uniformly mixing the materials in a container to obtain a mixed material;
step 2: weighing nano diamond alkene particles with the average particle size of 0.1nm according to the mass parts, then adding a high cis synthetic rubber material prepared from isoprene for mixing, and finally adding a corrosion-resistant alloy metal material for mixing;
and step 3: pouring the mixed materials into different molds respectively for molding to obtain a prefabricated part A and a prefabricated part B;
and 4, step 4: placing the prefabricated part A and the prefabricated part B into an atmosphere furnace, sintering for 45min at 1200 ℃, keeping the temperature for 5-5.5 h at 1000 ℃, taking out of the furnace, air cooling, keeping the temperature for 6-6.5 h at 250 ℃, and furnace cooling to respectively prepare a first porous ceramic plate 1 and a second porous ceramic plate 2;
and 5: polishing the first porous ceramic plate 1 and the second porous ceramic plate 2, and then placing the polished porous ceramic plates into a casting mold, wherein when polishing the first porous ceramic plate 1 and the second porous ceramic plate 2, burrs on the surface of a casting hole 3 need to be polished, and meanwhile, the inner wall of a chamfer at the top end of the casting hole 3 needs to be ensured to be smooth; and melting the high-chromium cast iron, pouring the melted high-chromium cast iron into the porous ceramic matrix, and cooling to form the high-wear-resistant lining plate.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (5)

1. The utility model provides a high wear-resisting welt, includes first porous ceramic plate (1) and second porous ceramic plate (2), its characterized in that, has all seted up a plurality of pouring holes (3) on first porous ceramic plate (1) and second porous ceramic plate (2), evenly distributed on corresponding first porous ceramic plate (1) and second porous ceramic plate (2) is gone up in pouring hole (3), first porous ceramic plate (1) includes nanometer diamond alkene layer 4(11), the bottom fixedly connected with pottery wearing layer (12) of nanometer diamond alkene layer 4(11), the bottom fixedly connected with rubber layer (13) of pottery wearing layer (12), the bottom fixedly connected with metal level (14) of rubber layer (13).
2. A highly wear resistant lining plate according to claim 1, characterised in that said first porous ceramic plate (1) is located on top of said second porous ceramic plate (2) and that the positions of the pouring holes (3) in the first porous ceramic plate (1) and the second porous ceramic plate (2) correspond one to one.
3. The liner plate as claimed in claim 2, wherein the top end of the pouring hole (3) is chamfered, and the angle of the chamfer at the top end of the pouring hole (3) is 45 degrees.
4. A method for manufacturing a highly wear resistant lining panel according to claims 1-3, characterized in that it comprises the following steps;
step 1: weighing 50 parts by mass of silicon carbide ceramic particles with the density of 3.3g/cm and the average particle size of 0.1mm, 50 parts by mass of silicon nitride ceramic particles with the density of 3.4g/cm and the average particle size of 500um, 10 parts by mass of submicron-grade titanium nitride with the average particle size of 600nm and 8 parts by mass of phenolic liquid resin, and uniformly mixing the materials in a container to obtain a mixed material;
step 2: weighing nano diamond alkene particles with the average particle size of 0.1nm according to the mass parts, then adding a high cis synthetic rubber material prepared from isoprene for mixing, and finally adding a corrosion-resistant alloy metal material for mixing;
and step 3: pouring the mixed materials into different molds respectively for molding to obtain a prefabricated part A and a prefabricated part B;
and 4, step 4: placing the prefabricated part A and the prefabricated part B into an atmosphere furnace, sintering for 40min-50min at 1200 ℃, keeping the temperature for 5h-5.5h at 1000 ℃, taking out of the furnace, air cooling, keeping the temperature for 6h-6.5h at 250 ℃, and cooling in the furnace to respectively prepare a first porous ceramic plate (1) and a second porous ceramic plate (2);
and 5: polishing the first porous ceramic plate (1) and the second porous ceramic plate (2), putting the polished porous ceramic plates into a casting mold, melting high-chromium cast iron, casting the melted high-chromium cast iron to a porous ceramic matrix, and cooling to form the high-wear-resistant lining plate.
5. The method for manufacturing a highly wear-resistant lining panel according to claim 4, wherein in step 5, when polishing the first porous ceramic plate (1) and the second porous ceramic plate (2), burrs on the surface of the casting hole (3) need to be polished, and the smooth inner wall of the chamfer at the top end of the casting hole (3) needs to be ensured.
CN202010937981.8A 2020-09-09 2020-09-09 High-wear-resistance lining plate and preparation method thereof Pending CN112208162A (en)

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Publication number Priority date Publication date Assignee Title
CN205615083U (en) * 2016-04-12 2016-10-05 郑州人造金刚石及制品工程技术研究中心有限公司 Novel high abrasion potsherd shocks resistance
CN205700848U (en) * 2016-04-12 2016-11-23 郑州人造金刚石及制品工程技术研究中心有限公司 A kind of high abrasion liner plate
CN108799815A (en) * 2018-06-21 2018-11-13 湖北秦鸿新材料股份有限公司 A kind of high abrasion liner plate and preparation method thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205615083U (en) * 2016-04-12 2016-10-05 郑州人造金刚石及制品工程技术研究中心有限公司 Novel high abrasion potsherd shocks resistance
CN205700848U (en) * 2016-04-12 2016-11-23 郑州人造金刚石及制品工程技术研究中心有限公司 A kind of high abrasion liner plate
CN108799815A (en) * 2018-06-21 2018-11-13 湖北秦鸿新材料股份有限公司 A kind of high abrasion liner plate and preparation method thereof

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Application publication date: 20210112