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) |
|
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 |
|