| Surface roughness | Rtmax | Ra |
| Sliding surface | ≤ 2.5 µm | 0.1–0.5 µm |
| Trough bottom | ≤ 6.3 µm | ≤ 1.6 µm |
| Trough side | ≤ 15 µm | ≤ 3 µm |
| Bearing area: 50-95% and 0.5 Rz cutting depth (based on Cref = 0%) | ||
| Recommended Size mm | Maximum gap mm | |||||||||
| D/H9 | d/h10 | L/+0.2 | Rmax | C | OD | s* | ||||
| ＞ | ≤ | 100 bar | 200 bar | 400 bar | 600 bar | |||||
| 10 | 15 | D - 4.9 | 2.2 | 0.4 | 2.5 | 1.78 | 0.30 | 0.30 | 0.20 | 0.10 |
| 15 | 40 | D - 7.5 | 3.2 | 0.6 | 3.5 | 2.62 | 0.40 | 0.30 | 0.20 | 0.10 |
| 40 | 80 | D - 11 | 4.2 | 1.0 | 4.5 | 3.53 | 0.50 | 0.40 | 0.30 | 0.20 |
| 80 | 133 | D - 15.5 | 6.3 | 1.3 | 5.0 | 5.33 | 0.50 | 0.40 | 0.30 | 0.20 |
| 133 | 330 | D - 21 | 8.1 | 1.8 | 6.0 | 7.00 | 0.70 | 0.50 | 0.40 | 0.20 |
| 330 | 670 | D - 24.5 | 8.1 | 1.8 | 8.0 | 7.00 | 0.70 | 0.50 | 0.40 | 0.20 |
| 670 | 1000 | D - 28 | 9.5 | 2.5 | 10.0 | 8.40 | 0.80 | 0.70 | 0.50 | 0.30 |
| 1000 | 3000 | D - 38 | 13.8 | 3.0 | 12.0 | 12.00 | 1.10 | 0.80 | 0.70 | 0.40 |
| The extrusion gap values shown in the table above are applicable to temperatures below 70°C; higher temperatures require a lower extrusion gap. | ||||||||||
| Operating parameters | ||||||
| Material | Temperature | Speed | Pressure | |||
| Sealing components | Elastomer | Minimum °C | Maximum °C | Maximum m/s | Maximum bar (MPa) | |
 XHPU |
NBR70 | -30 | +100 | 5 | 600(60) | |
 XSPU |
MVQ70 | -55 | +110 | |||
 UHMWPE |
NBR70 | -30 | +90 | 400(40) | ||
| MVQ70 | -55 | |||||
| Ordering example | |
| Introduction | Piston seal TK08-E |
| D x d x L [mm] | 100 x 84.9 x 6.3 |
| Sealing material | XHPU / NBR70 |
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