Welcome: Siyoseal (shenzhen) Technology Co.,Ltd
Application Range
Pressure: ≤350BAR
Temperature: -150~+225℃
Sliding speed: ≤15m/s
Standard Materials: Carbon fiber Filled PTFE material code: 5
*Other materials are available for special operating conditions, Our application engineers will be glad to advise you.
*Reciprocating speed >8m/s, need a retainer ring and increase 25~30% width of the groove.
Guidelines for selection of special size
| Rod Diameter | Groove Bottom | Groove Width | Gap | Radius | Equivalent O-ring Cord | O-ring code |
| φDi | φDa | L | T | R | Thickness | O-ring Code |
| 4~9.9 | Di+2.9 | 2.4 | 0.06 | 0.4 | 1.78 | A |
| 10~19.9 | Di+4.5 | 3.6 | 0.06 | 0.4 | 2.62 | B |
| 20~39.9 | Di+6.2 | 4.8 | 0.07 | 0.6 | 3.53 | C |
| 40~119.9 | Di+9.4 | 7.1 | 0.08 | 0.8 | 5.33 | D |
| 120~700 | Di+12.2 | 9.5 | 0.12 | 0.8 | 6.99 | E |
Example of an order
Type: VR
Rod diameter: φDi=100mm
Groove bottom: φDa=109.4mm
Groove width: L=7.1mm
Material: Carbon fiber filled PTFE(05T)+301SS
Order code: VR-1000-5-1-D
Mobile：+86-13715124957
Email: [email protected]
Whatsapp: +86-13715124957
