| It is one kind of black silicon carbide grain for Coated Abrasive, with the concentrated size distribution and screen strictly based on FEPA standard，the flake and needle grit shape were fully kicked out, so It can perform more excellent working efficiency in the subject Coated Abrasives Products like waterproof paper, sanding cloth, sanding belt and flap wheels. |
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Typical Chemical Analysis |
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| SiC |
F.C |
Fe2O3 |
| 98.47% |
0.14% |
0.18% |
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0.0048%
| Color |
Shining Black |
| Shape |
Angular and sharp |
True Specific Gravity
|
3.20 g/cm3 |
Hardness
|
9.2-9.6 Mohs scale |
Melting Temperature
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About 2000 oC |
| Magnetic Material |
0.0048% |
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Bulk Density Test Value (g/cm3) |
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| Grit No |
P12 |
P16 |
P20 |
P24 |
P30 |
P36 |
P40 |
P50 |
| B.D |
1.55 |
1.56 |
1.56 |
1.57 |
1.57 |
1.57 |
1.54 |
1.54 |
| Grit No |
P60 |
P80 |
P100 |
P120 |
P150 |
P180 |
P220 |
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| B.D |
1.53 |
1.46 |
1.44 |
1.43 |
1.42 |
1.41 |
1.40 |
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Particle Size Distribution (PSD) |
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| According to FEPA – Standard 43-1984 R 1993 |
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| a. In 25kg plastic woven bags. |
| b. In 1000kg big bag. |
| c. 40 x 25kg plastic woven bags in one big bag. |
| d. 40 x 25kg plastic woven bags on pallet. |
| e. 40 x 25kg paper bags on pallet. |
| f. According to client’s special requirement. |
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