US 11,858,093 B2
Composite binding agent grinding wheel and preparation method thereof
Yanjun Zhao, Henan (CN); Lihua Wang, Henan (CN); Gaoliang Zhang, Henan (CN); Guanwen Qian, Henan (CN); Donghua Zuo, Henan (CN); Jianfeng Cao, Henan (CN); and Guannan Sun, Henan (CN)
Assigned to ZHENGZHOU RESEARCH INSTITUTE FOR ABRASIVES & GRINDING CO., LTD., Henan (CN)
Filed by ZHENGZHOU RESEARCH INSTITUTE FOR ABRASIVES & GRINDING CO., LTD., Henan (CN)
Filed on Dec. 17, 2021, as Appl. No. 17/555,059.
Claims priority of application No. 202110889080.0 (CN), filed on Aug. 4, 2021.
Prior Publication US 2023/0042029 A1, Feb. 9, 2023
Int. Cl. B24D 5/02 (2006.01); B24D 3/00 (2006.01); B24D 3/34 (2006.01); B24D 18/00 (2006.01); C09K 3/14 (2006.01)
CPC B24D 5/02 (2013.01) [B24D 3/005 (2013.01); B24D 3/344 (2013.01); B24D 18/0009 (2013.01); B24D 18/0018 (2013.01); C09K 3/1436 (2013.01); C09K 3/1454 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A composite binding agent grinding wheel, wherein the grinding wheel comprising a matrix and an abrasive layer, wherein a weight percentage of each raw material of the abrasive layer is: 45-65% of a pretreatment abrasive, 8-20% of a resin bonding agent, 5-12% of hexagonal boron nitride, 5-10% of silicon dioxide, 5-15% of a ceramic powder, 6-12% of a prealloy powder bonding agent, and 1-3% of a boron powder.