High-speed performance bearings Ningbo Hardchn bearing Co., Ltd. focus on developing High-speed performance bearings for top-end markets.Our products are in line with international standards,and are mainly exported to Europe, America, Japan and other destinations around the world.
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2020-08-25 14:12:14

The surface of the workpiece is squeezed strongly

From the 688 ball bearing of the grinding wheel, the abrasive hardness is high, the cutting performance is good, and the heat can be reduced, but the abrasive hardness is not Too hard, the structure c...

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