A17-R
TvnSeal Engineering Plastics Technology Co., Ltd. is a national high-tech enterprise specializing in the R&D and manufacturing of high-performance sealing materials and special polymer new materials.
Compact piston seal with integrated guide elements. Its space-saving structure delivers excellent static sealing performance. With proper material selection, it can adapt to diverse temperatures and media, and is suitable for installation in small cavities.
| Surface Roughness | Rtmax | Ra |
| Sliding Surface | ≤ 2.5μm | ≤ 0.05-0.2μm |
| Groove Bottom | ≤ 6.3μm | ≤ 1.6μm |
| Groove End Face | ≤ 15μm | ≤ 3μm |
| Additional Notes: Support Rate: 50-95%, Cutting Depth 0.5R (based on the reference condition of Cref=0%) | ||
| Standard Dimensions | ||||||||
| D | d | d1 | G | G1 | Rmax | c | s* | |
| H9 | h9 | h8 | +0.2 | |||||
| Range (mm) | ||||||||
| 13 | 40 | D-8 | D-3 | 10 | 18 | 0.4 | 4 | 0.35 |
| 40 | 80 | D-10 | D-3 | 10 | 18 | 0.4 | 4 | 0.40 |
| 80 | 120 | D-15 | D-4 | 15 | 23 | 0.4 | 5 | 0.50 |
| 120 | 200 | D-20 | D-5 | 20 | 33 | 0.4 | 6 | 0.65 |
| 200 | 400 | D-25 | D-6 | 25 | 39 | 0.4 | 8.5 | 0.75 |
| 400 | 600 | D-30 | D-8 | 30 | 44 | 0.4 | 10 | 1.00 |
| * The extrusion gap values shown above are valid at 70℃. If the operating temperature is higher, smaller gap values shall be used. | ||||||||
Applications
Chemical Industry
Used in pumps, valves, and piping systems for chemical processing plants.
Pharmaceutical
FDA-compliant seals for drug manufacturing and processing equipment.
Food Processing
Sealing solutions for food and beverage processing machinery.
Oil & Gas
High-pressure seals for oil drilling and refining equipment.
Automotive
Engine and transmission seals for automotive applications.
Aerospace
Precision seals for aerospace and aviation equipment.