KKH PNEUMATICS SEAL
The complete piston KKH for hydraulic cylinders consists of a piston and a seal with the appropriate
bearing elements.
The pistons are provided with a smooth internal bore which can be used as O-Ring sealing surface.
| Materials | |||
| Complete Piston | |||
| Standard | Steel | ||
| Alternative | POM, PA, Aluminum | ||
| Application Range | |||
| Pressure [bar] | Temperature Range [°C] | Sliding Speed [m/s] | |
| Standard | 360 | -30 … +120 | 1 |
| Design Hints Surface Finish | |||
| Surface Quality | |||
| Ra [µm] | Ra [µm] | Rt [µm] | |
| Sliding Surfaces | 0.1 – 0.3 | ≤ 1.5 | |
| Static Sealing Surfaces | 0.8 | ≤ 6.3 | |
SIZE
| D | d | b | e | Ref. Number |
| 40 | 19 | 34 | 7 | 13100 |
| 50 | 25 | 41 | 7 | 13101 |
| 63 | 31 | 41 | 7 | 13102 |
| 80 | 37 | 45 | 7 | 13103 |
| 90 | 40 | 45 | 7 | 13104 |
| 100 | 46 | 45 | 7 | 13105 |
| 110 | 56 | 45 | 10 | 13106 |
| 120 | 62 | 45 | 10 | 13107 |
| 125 | 66 | 55 | 10 | 13108 |
| 140 | 72 | 55 | 10 | 13109 |
| 160 | 82 | 55 | 10 | 13110 |
| 180 | 92 | 66 | 10 | 13111 |
| 200 | 102 | 66 | 10 | 13112 |
| 220 | 112 | 73 | 12 | 13113 |
| 225 | 117 | 73 | 12 | 13114 |
| 250 | 127 | 87 | 12 | 13115 |
| 280 | 145 | 87 | 12 | 13116 |
| 320 | 165 | 82 | 15 | 13117 |