CN109397118A - A kind of manufacture craft of rice mill roller - Google Patents

A kind of manufacture craft of rice mill roller Download PDF

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Publication number
CN109397118A
CN109397118A CN201811081926.2A CN201811081926A CN109397118A CN 109397118 A CN109397118 A CN 109397118A CN 201811081926 A CN201811081926 A CN 201811081926A CN 109397118 A CN109397118 A CN 109397118A
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CN
China
Prior art keywords
parts
rice
grinding wheel
module
roller
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201811081926.2A
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Chinese (zh)
Inventor
叶维林
叶威
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HUBEI YEWEI OILS MACHINERY Co Ltd
Original Assignee
HUBEI YEWEI OILS MACHINERY Co Ltd
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Priority to CN201811081926.2A priority Critical patent/CN109397118A/en
Publication of CN109397118A publication Critical patent/CN109397118A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24DTOOLS FOR GRINDING, BUFFING, OR SHARPENING
    • B24D3/00Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
    • B24D3/02Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent
    • B24D3/20Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially organic
    • B24D3/28Resins or natural or synthetic macromolecular compounds
    • B24D3/32Resins or natural or synthetic macromolecular compounds for porous or cellular structure
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24DTOOLS FOR GRINDING, BUFFING, OR SHARPENING
    • B24D18/00Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for
    • B24D18/0009Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for using moulds or presses
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24DTOOLS FOR GRINDING, BUFFING, OR SHARPENING
    • B24D3/00Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
    • B24D3/34Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents characterised by additives enhancing special physical properties, e.g. wear resistance, electric conductivity, self-cleaning properties
    • B24D3/342Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents characterised by additives enhancing special physical properties, e.g. wear resistance, electric conductivity, self-cleaning properties incorporated in the bonding agent
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K13/00Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
    • C08K13/02Organic and inorganic ingredients
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/02Elements
    • C08K3/08Metals
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20Oxides; Hydroxides
    • C08K3/22Oxides; Hydroxides of metals
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/34Silicon-containing compounds
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/38Boron-containing compounds
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/02Elements
    • C08K3/08Metals
    • C08K2003/0856Iron
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/02Elements
    • C08K3/08Metals
    • C08K2003/0862Nickel
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20Oxides; Hydroxides
    • C08K3/22Oxides; Hydroxides of metals
    • C08K2003/2296Oxides; Hydroxides of metals of zinc
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/38Boron-containing compounds
    • C08K2003/382Boron-containing compounds and nitrogen
    • C08K2003/385Binary compounds of nitrogen with boron

Abstract

A kind of manufacture craft of rice mill roller, include: S1, rice roller grinding wheel ingredient: by weight, 20-30 parts of titanium valve, 10-20 parts of Fluorspar Powder, 10-18 parts of yellow starch gum, 10-15 parts of iron oxide, 10-20 parts of magnesia, 80-90 parts of diamond dust, 20-30 parts of fused alumina zirconia, 30-40 parts of silicon carbide and 160-180 parts of epoxy resin being uniformly mixed and obtain mixture;S2, curing molding: by the mixed material heating in S1 to 200-220 DEG C, mixture is poured into after epoxy resin thawing and is assembled in cored rice roller grinding wheel die, it is kept the temperature after being cooled to 120 DEG C, then cools to room temperature curing molding to get rice roller grinding wheel crude product is arrived;S3, demoulding and surface processing.The manufacture craft of rice mill roller of the invention is integrally formed technique, can effectively improve the brightness of head rice yield and polished rice, head rice yield is made to reach 99% or more.

Description

A kind of manufacture craft of rice mill roller
Technical field
The present invention relates to grain machinery fields, more particularly, to a kind of manufacture craft of rice mill roller.
Background technique
The grinding wheel of rice mill roller be in grinding it is main one kind grinding tool, bonding agent is added in abrasive material, through mixing, Sieving forms and hardens and be made.Since abrasive material, bonding agent and manufacturing process are different, the characteristic difference of rice roller grinding wheel is very big, because This has an important influence the processing quality, productivity and economy of grinding.The moulding process of existing rice mill roller is often Complex process, at high cost, the poor durability of rice roller grinding wheel needs to be replaced frequently, so that the use cost of rice mill greatly increases.
Summary of the invention
Shortcoming present in view of the above technology, the present invention provides a kind of manufacture crafts of rice mill roller.
A kind of manufacture craft of rice mill roller, comprising the following steps:
S1, rice roller grinding wheel ingredient: by weight, by 20-30 parts of titanium valve, 10-20 parts of Fluorspar Powder, 10-18 parts of yellow starch gum, oxidation 10-15 parts of iron, 10-20 parts of magnesia, 80-90 parts of diamond dust, 20-30 parts of fused alumina zirconia, 30-40 parts of silicon carbide and epoxy resin 160-180 parts be uniformly mixed obtain mixture;
S2, curing molding: by the mixed material heating in S1 to 200-220 DEG C, mixture is poured into after epoxy resin thawing Assemble in cored rice roller grinding wheel die, after being cooled to 120 DEG C keep the temperature 1-2 h, then cool to room temperature curing molding to get To rice roller grinding wheel crude product;
S3, demoulding and surface processing: molding rice roller grinding wheel crude product is taken out from rice roller grinding wheel die, then to the rice of taking-up The surface of roller grinding wheel crude product carries out fine grinding.
Diamond dust, fused alumina zirconia, silicon carbide partial size control in 400-800 mesh.
The rice roller grinding wheel die includes upper module, lower module and the iron core being inserted among upper module and lower module, And rice roller forming cavity is formed between the upper module, lower module and iron core, the top of the upper module is equipped with sprue cup, sprue cup The upper module is passed through by sprue gate and is connected to a meter roller forming cavity, and gas vent, the iron core packet are additionally provided on the upper module Columned intermediate bulb and the cylindrical connecting portion positioned at intermediate bulb both ends are included, intermediate bulb prolongs its length direction Equipped with multiple groups concave part, the top of the lower part of the upper module and the lower module is equipped with the spiral convex rib of continuous structure.
The group number of multiple groups concave part is seven groups.
A kind of manufacture craft of rice mill roller, comprising the following steps:
S1, rice roller grinding wheel ingredient: by weight, by 25 parts of titanium valve, 15 parts of Fluorspar Powder, 14 parts of yellow starch gum, 12 parts of iron oxide, oxygen 15 parts of magnesium of change, 85 parts of diamond dust, 25 parts of fused alumina zirconia, 35 parts of silicon carbide and 170 parts of epoxy resin, which are uniformly mixed, obtains mixture;
S2, curing molding: by the mixed material heating in S1 to 210 DEG C, mixture is passed through into sprue cup after epoxy resin thawing It is poured into the rice roller forming cavity for assembling cored rice roller grinding wheel die, 1.5 h is kept the temperature after being cooled to 120 DEG C, are then cooled down It is formed to room temperature curing to get rice roller grinding wheel crude product is arrived;
S3, demoulding and surface processing: it opens upper module and takes out molding rice roller grinding wheel crude product from rice roller grinding wheel die, then Fine grinding is carried out to the surface of the rice roller grinding wheel crude product of taking-up.
The technique the beneficial effects of the present invention are: manufacture craft of rice mill roller of the invention is integrally formed selects ring Oxygen resin adds abrasive material, the Simple process processed by ingredient, curing molding, demoulding and surface, product not only grinding efficiency it is high, Grinding speed is fast, the at low cost, process that has cut compacting, drying, sintering, saves a large amount of energy consumption, more environmentally-friendly;Together When can effectively improve the brightness of head rice yield and polished rice, so that head rice yield is reached 99% or more.
Detailed description of the invention
Fig. 1 is a meter structural schematic diagram for roller grinding wheel die.
Fig. 2 is the schematic diagram of A-A section view in Fig. 1.
Fig. 3 is the structural schematic diagram of iron core.
Specific embodiment
Below with reference to embodiment, invention is further described in detail.
A kind of manufacture craft of rice mill roller, comprising the following steps:
S1, rice roller grinding wheel ingredient: by weight, by 20-30 parts of titanium valve, 10-20 parts of Fluorspar Powder, 10-18 parts of yellow starch gum, oxidation 10-15 parts of iron, 10-20 parts of magnesia, 80-90 parts of diamond dust, 20-30 parts of fused alumina zirconia, 30-40 parts of silicon carbide and epoxy resin 160-180 parts be uniformly mixed obtain mixture;
S2, curing molding: by the mixed material heating in S1 to 200-220 DEG C, mixture is poured into after epoxy resin thawing Assemble in cored rice roller grinding wheel die, after being cooled to 120 DEG C keep the temperature 1-2 h, then cool to room temperature curing molding to get To rice roller grinding wheel crude product;The rice roller grinding wheel die includes upper module 1, lower module 2 and is inserted in upper module 1 and lower module 2 Intermediate iron core 3, and rice roller forming cavity 4, the top of the upper module 1 are formed between the upper module 1, lower module 2 and iron core 3 Equipped with sprue cup 5, sprue cup 5 passes through the upper module 1 by sprue gate 6 and is connected to a meter roller forming cavity 4, on the upper module 1 It is additionally provided with gas vent, the iron core 3 includes columned intermediate bulb 7 and the cylindric company positioned at intermediate 7 both ends of bulb Socket part 8, intermediate bulb 7 prolong its length direction equipped with multiple groups concave part 9, the lower part of the upper module 1 and the lower module 2 Top is equipped with the spiral convex rib 10 of continuous structure.
S3, demoulding and surface processing: molding rice roller grinding wheel crude product is taken out from rice roller grinding wheel die, then to taking-up Rice roller grinding wheel crude product surface carry out fine grinding.
Diamond dust, fused alumina zirconia, silicon carbide partial size control in 400-800 mesh.
The group number of multiple groups concave part 9 is seven groups.
<specific embodiment 1>
A kind of manufacture craft of rice mill roller, comprising the following steps:
S1, rice roller grinding wheel ingredient: by weight, by 25 parts of titanium valve, 15 parts of Fluorspar Powder, 14 parts of yellow starch gum, 12 parts of iron oxide, oxygen 15 parts of magnesium of change, 85 parts of diamond dust, 25 parts of fused alumina zirconia, 35 parts of silicon carbide and 170 parts of epoxy resin, which are uniformly mixed, obtains mixture; Diamond dust, fused alumina zirconia, silicon carbide partial size control in 500-600 mesh;
S2, curing molding: by the mixed material heating in S1 to 210 DEG C, mixture is passed through into sprue cup after epoxy resin thawing It is poured into the rice roller forming cavity for assembling cored rice roller grinding wheel die, 1.5 h is kept the temperature after being cooled to 120 DEG C, are then cooled down It is formed to room temperature curing to get rice roller grinding wheel crude product is arrived;
S3, demoulding and surface processing: it opens upper module and takes out molding rice roller grinding wheel crude product from rice roller grinding wheel die, then Fine grinding is carried out to the surface of the rice roller grinding wheel crude product of taking-up.
<specific embodiment 2>
S1, rice roller grinding wheel ingredient: by weight, by 30 parts of titanium valve, 20 parts of Fluorspar Powder, 18 parts of yellow starch gum, 15 parts of iron oxide, oxygen 20 parts of magnesium of change, 90 parts of diamond dust, 30 parts of fused alumina zirconia, 40 parts of silicon carbide and 180 parts of epoxy resin, which are uniformly mixed, obtains mixture; Diamond dust, fused alumina zirconia, silicon carbide partial size control in 600-800 mesh;
S2, curing molding: by the mixed material heating in S1 to 220 DEG C, mixture is poured into assembly after epoxy resin thawing In the rice roller forming cavity of cored rice roller grinding wheel die, 2 h are kept the temperature after being cooled to 120 DEG C, then cools to room temperature and is solidified into Type to get arrive rice roller grinding wheel crude product;
S3, demoulding and surface processing: molding rice roller grinding wheel crude product is taken out from rice roller grinding wheel die, then to the rice of taking-up The surface of roller grinding wheel crude product carries out fine grinding.
The above-mentioned only present invention preferably feasible embodiment, the non-therefore limitation scope of the present invention, according to above-mentioned reality It applies the made various modifications of example or applies within this technical solution protection scope.

Claims (5)

1. a kind of manufacture craft of rice mill roller, it is characterised in that the following steps are included:
S1, rice roller grinding wheel ingredient: by weight, by 20-30 parts of titanium valve, 10-20 parts of Fluorspar Powder, 10-18 parts of yellow starch gum, oxidation 10-15 parts of iron, 10-20 parts of magnesia, 80-90 parts of diamond dust, 20-30 parts of fused alumina zirconia, 30-40 parts of silicon carbide and epoxy resin 160-180 parts be uniformly mixed obtain mixture;
S2, curing molding: by the mixed material heating in S1 to 200-220 DEG C, mixture is poured into after epoxy resin thawing Assemble in cored rice roller grinding wheel die, after being cooled to 120 DEG C keep the temperature 1-2 h, then cool to room temperature curing molding to get To rice roller grinding wheel crude product;
S3, demoulding and surface processing: molding rice roller grinding wheel crude product is taken out from rice roller grinding wheel die, then to the rice of taking-up The surface of roller grinding wheel crude product carries out fine grinding.
2. a kind of manufacture craft of rice mill roller according to claim 1, it is characterised in that diamond dust, fused alumina zirconia, carbon The partial size of SiClx is controlled in 400-800 mesh.
3. a kind of manufacture craft of high dietary-fiber rice rice mill roller according to claim 1, it is characterised in that: institute Stating meter roller grinding wheel die includes upper module (1), lower module (2) and the iron core being inserted among upper module (1) and lower module (2) (3), rice roller forming cavity (4) are formed and between the upper module (1), lower module (2) and iron core (3), the upper module (1) it is upper Portion is equipped with sprue cup (5), and sprue cup (5) passes through the upper module (1) by sprue gate (6) and is connected to a meter roller forming cavity (4), institute It states and is additionally provided with gas vent on upper module (1), the iron core (3) includes columned intermediate bulb (7) and expands positioned at centre The cylindrical connecting portion (8) at portion (7) both ends, intermediate bulb (7) prolong its length direction equipped with multiple groups concave part (9), it is described on The lower part of module (1) and the top of the lower module (2) are equipped with the spiral convex rib (10) of continuous structure.
4. a kind of manufacture craft of high dietary-fiber rice rice mill roller according to claim 3, it is characterised in that more The group number of group concave part (9) is seven groups.
5. a kind of manufacture craft of rice mill roller according to claim 3, it is characterised in that the following steps are included:
S1, rice roller grinding wheel ingredient: by weight, by 25 parts of titanium valve, 15 parts of Fluorspar Powder, 14 parts of yellow starch gum, 12 parts of iron oxide, oxygen 15 parts of magnesium of change, 85 parts of diamond dust, 25 parts of fused alumina zirconia, 35 parts of silicon carbide and 170 parts of epoxy resin, which are uniformly mixed, obtains mixture;
S2, curing molding: by the mixed material heating in S1 to 210 DEG C, mixture is passed through into sprue cup after epoxy resin thawing It is poured into the rice roller forming cavity for assembling cored rice roller grinding wheel die, 1.5 h is kept the temperature after being cooled to 120 DEG C, are then cooled down It is formed to room temperature curing to get rice roller grinding wheel crude product is arrived;
S3, demoulding and surface processing: it opens upper module and takes out molding rice roller grinding wheel crude product from rice roller grinding wheel die, then Fine grinding is carried out to the surface of the rice roller grinding wheel crude product of taking-up.
CN201811081926.2A 2018-09-17 2018-09-17 A kind of manufacture craft of rice mill roller Pending CN109397118A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811081926.2A CN109397118A (en) 2018-09-17 2018-09-17 A kind of manufacture craft of rice mill roller

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811081926.2A CN109397118A (en) 2018-09-17 2018-09-17 A kind of manufacture craft of rice mill roller

Publications (1)

Publication Number Publication Date
CN109397118A true CN109397118A (en) 2019-03-01

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Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1201045A (en) * 1998-05-27 1998-12-09 鄂州市方方磨具有限责任公司 Resin rice-milling roller and making method therefor
CN2524829Y (en) * 2002-01-27 2002-12-11 甘振辉 Roller of rice mill
CN201420094Y (en) * 2009-06-18 2010-03-10 德阳东钢钢绳有限公司 Wire pressed roller
CN102441645A (en) * 2011-11-26 2012-05-09 刘之增 Rice-milling conveying head for casting wear-resistant non-inoculated white cast iron
CN102731942A (en) * 2012-06-13 2012-10-17 浙江大学 Preparation method of talc filled PTFE composite material
CN103395011A (en) * 2013-07-30 2013-11-20 华南理工大学 Polyvinyl alcohol-polyurethane elastic buffing wheel and preparation method thereof
CN203427152U (en) * 2013-05-30 2014-02-12 湖北省鄂州市天元砂辊有限责任公司 Ceramic rice milling profiled sand roller forming die
CN103770028A (en) * 2014-01-10 2014-05-07 当涂县南方红月磨具磨料有限公司 Ceramic zirconium corundum grinding wheel
CN104669131A (en) * 2015-02-16 2015-06-03 江西峰竺新材料科技有限公司 Calcium sulfate whisker reinforced resin grinding wheel and preparation method thereof
CN104923329A (en) * 2015-06-12 2015-09-23 河南中原轧辊有限公司 Cylindrical rotor and sand mold casting, molding and modeling method thereof
CN107378803A (en) * 2017-08-09 2017-11-24 安徽昌悌进出口贸易有限公司 A kind of resin base high-strength abrasion-proof emery wheel material and preparation method thereof
CN108188950A (en) * 2017-12-19 2018-06-22 南京航空航天大学 Super hard abrasive ceramics lump and resin fused alumina zirconia composite wheel
CN108349068A (en) * 2015-11-13 2018-07-31 3M创新有限公司 Bonded abrasive article and preparation method thereof

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1201045A (en) * 1998-05-27 1998-12-09 鄂州市方方磨具有限责任公司 Resin rice-milling roller and making method therefor
CN2524829Y (en) * 2002-01-27 2002-12-11 甘振辉 Roller of rice mill
CN201420094Y (en) * 2009-06-18 2010-03-10 德阳东钢钢绳有限公司 Wire pressed roller
CN102441645A (en) * 2011-11-26 2012-05-09 刘之增 Rice-milling conveying head for casting wear-resistant non-inoculated white cast iron
CN102731942A (en) * 2012-06-13 2012-10-17 浙江大学 Preparation method of talc filled PTFE composite material
CN203427152U (en) * 2013-05-30 2014-02-12 湖北省鄂州市天元砂辊有限责任公司 Ceramic rice milling profiled sand roller forming die
CN103395011A (en) * 2013-07-30 2013-11-20 华南理工大学 Polyvinyl alcohol-polyurethane elastic buffing wheel and preparation method thereof
CN103770028A (en) * 2014-01-10 2014-05-07 当涂县南方红月磨具磨料有限公司 Ceramic zirconium corundum grinding wheel
CN104669131A (en) * 2015-02-16 2015-06-03 江西峰竺新材料科技有限公司 Calcium sulfate whisker reinforced resin grinding wheel and preparation method thereof
CN104923329A (en) * 2015-06-12 2015-09-23 河南中原轧辊有限公司 Cylindrical rotor and sand mold casting, molding and modeling method thereof
CN108349068A (en) * 2015-11-13 2018-07-31 3M创新有限公司 Bonded abrasive article and preparation method thereof
CN107378803A (en) * 2017-08-09 2017-11-24 安徽昌悌进出口贸易有限公司 A kind of resin base high-strength abrasion-proof emery wheel material and preparation method thereof
CN108188950A (en) * 2017-12-19 2018-06-22 南京航空航天大学 Super hard abrasive ceramics lump and resin fused alumina zirconia composite wheel

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