格莱圈活塞密封
斯特封活塞杆密封
四氟+铜粉材质
斯特封尺寸表
| 缸径 | 底径 | 宽度 |
| 5 | 9.9 | 2.2 |
| 6 | 10.9 | 2.2 |
| 8 | 15.3 | 3.2 |
| 10 | 17.3 | 3.2 |
| 12 | 19.3 | 3.2 |
| 14 | 21.3 | 3.2 |
| 15 | 22.3 | 3.2 |
| 16 | 23.3 | 3.2 |
| 18 | 25.3 | 3.2 |
| 20 | 30.7 | 4.2 |
| 22 | 32.7 | 4.2 |
| 25 | 35.7 | 4.2 |
| 28 | 38.7 | 4.2 |
| 30 | 40.7 | 4.2 |
| 32 | 42.7 | 4.2 |
| 35 | 45.7 | 4.2 |
| 36 | 46.7 | 4.2 |
| 38 | 53.1 | 6.3 |
| 40 | 55.1 | 6.3 |
| 42 | 57.1 | 6.3 |
| 45 | 60.1 | 6.3 |
| 48 | 63.1 | 6.3 |
| 50 | 65.1 | 6.3 |
| 52 | 67.1 | 6.3 |
| 55 | 70.1 | 6.3 |