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Black silicon carbide (BC)

It is used to grind cast iron, non-ferrous metals rubber, leather, plastic, wood, mineral rocks, etc. It can also be used to manufacture high-class refractory products.

Grain Types and Grades
Usage	For vitrified wheels & belts	For organic wheels	For sheets
Type & Grade	BC	BC-B	BC-P

Chemical Composition (GB/T 2480-1996)
Type & Grade	Grit Size	Chemical composition (%, by weight)
Type & Grade	Grit Size	Sic	F.C	Fe₂O₃
BC	F12~F90	≥98.50	≤0.20	≤0.60
	F100~F150	≥98.00	≤0.30	≤0.80
	F180~F220	≥97.00	≤0.30	≤1.20
	P12~P100	≥98.50	≤0.20	≤0.60
	P120~P150	≥98.00	≤0.30	≤0.80
	P180~P220	≥97.00	≤0.30	≤1.20
BC-B	F12~F90	≥98.00	≤0.25	≤0.70
	F100~F150	≥97.50	≤0.35	≤0.90
	F180~F220	≥96.00	≤0.35	≤1.35
BC-P	P12~P100	≥98.00	≤0.25	≤0.70
	P120~P150	≥97.50	≤0.35	≤0.90
	P180~P220	≥96.00	≤0.35	≤1.35

Note: Special requirement on chemical composition can be satisfied through discussion

Product Range

[ Abrasive Materials ] [ Bonded Abrasives ] [ Coated Abrasives ] [ Diamond & CBN Wheels ] [ Non-Woven Abrasives ]