Ultrafine diamond grinding wheel and preparation method thereof
A diamond grinding wheel and grinding wheel technology are applied in the field of ultra-fine diamond grinding wheel and its preparation, which can solve the problems of needing degreasing and dewaxing, small grinding wheel size and high organic content, and achieve the effect of uniform internal structure and good fluidity.
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Examples
preparation example Construction
[0040] A kind of preparation method of ultrafine diamond grinding wheel that one embodiment of the present invention proposes, it comprises:
[0041] 1) Dissolve acrylamide (AM) and N,N'-methylenebisacrylamide (MBAM) in water to obtain a premix; the mass of acrylamide and N,N'-methylenebisacrylamide in the premix A score of 10-20%;
[0042] 2) mixing the dispersant, plasticizer, regulator, defoamer and the premix to obtain a basic mixed solution; the pH of the basic mixed solution is 9-10;
[0043] 3) mixing the abrasive material and the glass adhesive in a weight ratio of 70-80:20-30 to obtain a powder;
[0044] 4) mixing the powder and the base mixture, grinding, and vacuum degassing to obtain abrasive slurry;
[0045] 5) adding a curing agent solution to the abrasive slurry, stirring evenly, injecting into a mold to solidify, demoulding and drying to obtain a grinding wheel blank;
[0046] 6) heating the grinding wheel green body at a heating rate of less than 0.5°C / min ...
Embodiment 1
[0068] A kind of preparation method of ultrafine diamond grinding wheel that one embodiment of the present invention proposes, it comprises:
[0069] 1) 165g of acrylamide and 11g of N,N'-methylenebisacrylamide were dissolved in 824g of water to obtain a premix solution with a mass fraction of 17.6%;
[0070] 2) Mix 8 g of ammonium polyacrylate, 3 mL of glycerin, 0.5 mL of defoamer and the premixed liquid, adjust the pH to 9-10 with ammonia water, and obtain the basic mixed liquid;
[0071] 3) Mix 700g of diamond, 50g of silicon carbide and 250g of glass adhesive to obtain a powder;
[0072] Wherein, the components of the glass adhesive, by weight ratio, include:
[0073] Na 2 CO 3 : 8.5%,
[0074] MgO: 0.5%,
[0075] Al 2 o 3 : 4.6%,
[0076] SiO 2 : 6.5%,
[0077] CaCO 3 : 0.9%,
[0078] ZnO: 8.0%,
[0079] ZrO 2 : 1.5%,
[0080] Bi 2 o 3 : 47.5%,
[0081] h 3 BO 3 :twenty two%;
[0082] The average particle size of diamond abrasive is 0.7um, and the ave...
Embodiment 2
[0088] A kind of preparation method of ultrafine diamond grinding wheel that one embodiment of the present invention proposes, it comprises:
[0089] 1) Dissolve 180g of acrylamide and 20g of N,N'-methylenebisacrylamide in 800g of water to obtain a premixed solution with a mass fraction of 20%;
[0090] 2) Mix 12g of ammonium polymethacrylate, 1mL of glycerin, 0.3mL of defoamer and the premixed solution, and adjust the pH to 9-10 with ammonia water to obtain the basic mixed solution;
[0091] 3) Mix 750g of diamond, 50g of silicon carbide and 200g of glass adhesive to obtain a powder;
[0092] Wherein, the components of the glass adhesive, by weight ratio, include:
[0093] Na 2 CO 3 : 8.7%,
[0094] MgO: 0.3%,
[0095] Al 2 o 3 : 5%,
[0096] SiO 2 : 6.5%,
[0097] CaCO 3 : 1.2%,
[0098] ZnO: 8.0%,
[0099] ZrO 2 : 2.0%,
[0100] Bi 2 o 3 : 46.3%,
[0101] h 3 BO 3 :twenty two%;
[0102] The average particle size of diamond abrasive is 0.5um, and the ave...
PUM
Property | Measurement | Unit |
---|---|---|
particle diameter | aaaaa | aaaaa |
density | aaaaa | aaaaa |
density | aaaaa | aaaaa |
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com