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7120 grinding wheel, flat grinding wheel, 250*25*75 grinding wheel, grinding wheel, far east grinding wheel

discount 70% in 2018-09-17 to 2018-09-19
price: USD$ 67.62
freight :USD$18.00,(Express)
freight :USD$7.00,(Postal parcel)
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 图二底板 - 副本1.jpg

Product Name: 7120 grinding wheel

Model: 250 (outer diameter) *25 (thickness) 75 (Kong Jing)

Grain size 466080

Packing: a box of 10 pieces(the shop can be customized Gezhongfeibiao wheel ^_^)

Hardness: commonly used grinding wheel hardness is L, that is, soft materials, such as the need for other hardness, purchase remarks or please contact customer service, otherwise we will send the most commonly used L class!

1. Zong Gangyu (A): suitable for carbon steel, alloy steel, malleable cast iron, hard bronze, etc.
2. white corundum (WA): suitable for grinding of hardened steel, high speed steel, high carbon steel and other gear grinding thread grinding materials.
3. chromium corundum (PA): suitable for cutting tools, measuring tools, instrument thread, tool steel, internal grinding of stainless steel quenching parts, tool grinding, etc.

4. green silicon carbide (GC): suitable for hard alloy, optical glass, ceramics, gemstones, agate and other hard brittle materials