| CLASSIFICATION | COMPOSITION | RICE AND MATTER THAT MAY BE PRESENT , NOT EXCEEDING | MIL | B | S | ||||||||||||||||
| GRADES | 1 | 2 | 3 | SHT | WK | B | b | C1 | DM | Y | CH | RD | FOR | GLU | BLK | Prt&PC | Pd | (mm) | (mm) | ||
| T/T | Prt | ||||||||||||||||||||
| WR 100% A | 70 | - | 5 | 0 | 60 | 4 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 1.5 | - | - | - | 5 | EW | 5.2 | - |
| WR 100% B | 40 | - | 5 | 60 | 4.5 | 0.5 | 0.1 | 0.25 | 0.2 | 6 | 0 | 0.2 | 1.5 | - | - | - | 7 | EW | 5.2 | 3.3 | |
| WR 100% C | 30 | - | 5 | 60 | 5 | 0.5 | 0.1 | 0.25 | 0.2 | 6 | 0 | 0.2 | 1.5 | - | - | - | 7 | EW | 5.2 | 3.3 | |
| WR 5% | 20 | - | 10 | 60 | 7 | 0.5 | 0.1 | 0.25 | 0.5 | 6 | 2 | 0.3 | 1.5 | - | - | - | 10 | W | 4.6 | 2.2 | |
| WR 10% | 10 | - | 15 | 55 | 12 | 0.7 | 0.3 | 0.5 | 1 | 7 | 2 | 0.4 | 1.5 | - | - | - | 15 | W | 4.3 | 2.2 | |
| WR 15% | 5 | - | 30 | 55 | 17 | 2 | 0.5 | 1 | 1 | 7 | 5 | 0.4 | 2 | - | - | - | 15 | RW | 4 | 2 | |
| WR 25% SUPER | >=50 | - | 50 | 40 | 28 | - | 1 | 1 | 1 | 7 | 5 | 1 | 2 | - | - | - | 15 | RW | 3.2 | - | |
| WR 25% | >=50 | - | 50 | 40 | 28 | - | 2 | 2 | 1 | 8 | 7 | 2 | 2 | - | - | - | 20 | O* | 3.2 | - | |
| WR 35% | >=50 | - | 50 | 32 | 40 | - | 2 | 2 | 1 | 10 | 7 | 2 | 2 | - | - | - | 20 | O* | 3.2 | - | |
| wr 45% | >=50 | - | 50 | 28 | 50 | - | 3 | 2 | 1 | 10 | 7 | 2 | 2 | - | - | - | 20 | O* | 3.2 | - | |
| CR 100% A | 70 | - | 5 | 80 | 4 | - | - | 0.5 | 0.5 | 3 | 1 | 3 | 1.5 | ||||||||