Abrasive loj muaj pes tsawg leeg rau coated abrasives (internal tswj standard)
Dec 27, 2023
| Grain size labeling | Thawj qhov screen | Qhov screen thib ob | Thib peb screen | Plaub qhov screen | Thib tsib screen | npo underflow | ||||||
| 100% pass sieve naj npawb 1 | Tsis ntau tshaj qhov hnyav | Tsis yog los ntawm lub sieve thib ob | 100% hnyav tsis ntau | Tsis yog los ntawm lub sieve thib peb | 2+3 Qhov hnyav % | Tsis yog los ntawm lub sieve naj npawb plaub | 2+3+4 Qhov hnyav % | Tsis yog los ntawm lub sieve naj npawb tsib | 2+3+4+5 Nce % tsis tsawg | Pass sieve naj npawb 5 | Qhov hnyav % tsis ntau | |
| P12 | 6 | 0 | 8 | 0.8 | 10 | 14±3 | 12 | 61±7 | 14 | 94 | 14 | 6 |
| P16 | 8 | 0 | 12 | 2.5 | 14 | 26±5 | 16 | 75±7 | 18 | 97 | 18 | 3 |
| P20 | 12 | 0 | 16 | 6 | 18 | 42±6 | 20 | 86±5 | 25 | 97 | 25 | 3 |
| P24 | 14 | 0 | 18 | 0.8 | 20 | 14±3 | 25 | 61±7 | 30 | 94 | 30 | 6 |
| P30 | 16 | 0 | 20 | 0.8 | 25 | 14±3 | 30 | 61±7 | 35 | 94 | 35 | 6 |
| P36 | 18 | 0 | 25 | 0.8 | 30 | 14±3 | 35 | 61±7 | 40 | 94 | 40 | 6 |
| P40 | 25 | 0 | 35 | 6 | 40 | 42±6 | 45 | 86±5 | 50 | 97 | 50 | 3 |
| P50 | 30 | 0 | 40 | 2.5 | 45 | 26±5 | 50 | 75±7 | 60 | 97 | 60 | 3 |
| P60 | 35 | 0 | 45 | 0.8 | 50 | 14±3 | 60 | 61±7 | 70 | 94 | 70 | 6 |
| P80 | 45 | 0 | 60 | 2.5 | 70 | 26±5 | 80 | 75±7 | 100 | 97 | 100 | 3 |
| P100 | 50 | 0 | 70 | 0.8 | 80 | 14±3 | 100 | 61±7 | 120 | 94 | 120 | 6 |
| P120 | 70 | 0 | 100 | 6 | 120 | 42±6 | 140 | 86±5 | 170 | 97 | 170 | 3 |
| P150 | 80 | 0 | 120 | 2.5 | 140 | 26±5 | 170 | 75±7 | 200 | 97 | 200 | 3 |
| P180 | 100 | 0 | 140 | 1.5 | 170 | 15±4 | 200 | 62±10 | 230 | 93 | 230 | 7 |
| P220 | 120 | 0 | 170 | 1.5 | 200 | 15±4 | 230 | |||||
