This product is processed through crushing, coarse screening, magnetic separation, cleaning, fine screening etc. With multi-angular shape，it shows good self-sharpening and grinding ability. This product is suitable for kinds of high-level coated abrasive tools, such as sand paper, sand cloth, sand belt, etc. We can manufacture according to customers’ standard.
| Grit | Sieve 1 | Sieve 2 | Sieve 3 | Sieve 4 | Sieve 5 |
Max undersize of pan: △Q
|
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| Mesh Size: W1 |
Over size of S1: Q1 |
Mesh Size: W2 |
Max oversize ofS1, S2: Q1
|
Mesh Size :W3
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Sum of S1,S2,S3: Q3 | Mesh Size: W4 |
Sum of S1,S2,S3 ,S4: Q4 |
Mesh Size W5 |
Min oversize of S1,S2, S3,S4 ,S5: Q4 |
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| mm | μm | % | mm | μm | % | mm | μm | % | mm | μm | % | mm | μm | % | % | |
| P12 | 3.35 | — | 0 | 2.36 | — | 1 | 2.00 | — | 4±4 | 1.70 | — | 61±9 | 1.40 | — | 92 | 8 |
| P16 | 2.36 | — | 0 | 1.70 | — | 3 | 1.40 | — | 26±6 | 1.18 | — | 75±9 | 1.00 | — | 96 | 4 |
| P20 | 1.70 | — | 0 | 1.18 | — | 7 | 1.00 | — | 42±8 | — | 850 | 86±6 | — | 710 | 96 | 4 |
| P24 | 1.40 | — | 0 | 1.00 | — | 1 | 850 | 14±4 | — | 710 | 61±9 | — | 600 | 92 | 8 | |
| P30 | 1.18 | — | 0 | — | 850 | 1 | 710 | 14±4 | — | 600 | 61±9 | — | 500 | 92 | 8 | |
| P36 | 1.00 | — | 0 | — | 710 | 1 | 600 | 14±4 | — | 500 | 61±9 | — | 425 | 92 | 8 | |
| P40 | — | 710 | 0 | — | 500 | 7 | — | 425 | 42±8 | — | 355 | 86±6 | — | 300 | 96 | 4 |
| P50 | — | 600 | 0 | — | 425 | 3 | — | 355 | 26±6 | — | 300 | 75±9 | — | 250 | 96 | 4 |
| P60 | — | 500 | 0 | — | 355 | 1 | — | 300 | 14±4 | — | 250 | 61±9 | — | 212 | 92 | 8 |
| P80 | — | 355 | 0 | — | 250 | 3 | — | 212 | 26±6 | — | 180 | 75±9 | — | 150 | 96 | 4 |
| P100 | — | 300 | 0 | — | 212 | 1 | — | 180 | 14±4 | — | 150 | 61±9 | — | 125 | 92 | 8 |
| P120 | — | 212 | 0 | — | 150 | 7 | — | 125 | 42±8 | — | 106 | 86±6 | — | 90 | 96 | 4 |
| P150 | — | 180 | 0 | — | 125 | 3 | — | 106 | 26±6 | — | 90 | 75±9 | — | 75 | 96 | 4 |
| P180 | — | 150 | 0 | — | 106 | 2 | — | 90 | 15±5 | — | 75 | 62±12 | — | 63 | 90 | 10 |
| P220 | — | 125 | 0 | — | 90 | 2 | — | 75 | 15±5 | — | 63 | 62±12 | — | 53 | 90 | 10 |
| Range of grit | Chemical Composition % | ||||
| Al2O3 | TiO2 | CaO | SiO2 | Fe2O3 | |
| P12～P80 | 95.00～97.50 | 1.70～3.40 | ≤0.42 | ≤1.00 | ≤0.30 |
| P100～P150 | 94.50～97.00 | ||||
| P180～P220 | 94.00～97.00 | 1.70～3.60 | ≤0.45 | ≤1.00 | ≤0.30 |
