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Hydraulic cylinder bronze PTFE rod glyd ring GSI
- Category： Rod seals
- Temperature: -45 - +200℃
- Pressure: 40MPa
- Material: filled PTFE
- Color: green, brown
- Product description：Applicable to high and low speed reciprocating motion environment, a wide range of fluids and high temperature condition. Suitable for larger gap of piston rod. Low friction, simple groove, be able to
1. Description
Applicable to high and low speed reciprocating motion environment, a wide range of fluids and high temperature condition. Suitable for larger gap of piston rod. Low friction, simple groove, be able to work in the medium with oil spots.
Meet the standard of GB/T 15242.3.
2. Installation Recommendation
2. Installation Sizes
|
Rod Diameter dN h9 |
Groove Diameter |
Groove Width |
Radius |
Radial Clearance S max. |
O-Ring Cross-Section |
||||
|
Standard Application |
Light Application |
Heavy Duty Application |
D1 H9 |
L1+0.2 |
R1 |
10MPa |
20MPa |
40MPa |
d2 |
|
3-7.9 |
8-18.9 |
- |
dN+4.9 |
2.2 |
0.4 |
0.3 |
0.20 |
0.15 |
1.78 |
|
8-18.9 |
19-37.9 |
- |
dN+7.3 |
3.2 |
0.6 |
0.4 |
0.25 |
0.15 |
2.62 |
|
19-37.9 |
38-199.9 |
8-18.9 |
dN+10.7 |
4.2 |
1.0 |
0.4 |
0.25 |
0.20 |
3.53 |
|
38-199.9 |
200-255.9 |
19-37.9 |
dN+15.1 |
6.3 |
1.3 |
0.5 |
0.30 |
0.20 |
5.33 |
|
200-225.9 |
256-649.9 |
38-199.9 |
dN+20.5 |
8.1 |
1.8 |
0.6 |
0.35 |
0.25 |
7.00 |
|
256-649.9 |
650-999.9 |
200-255.9 |
dN+24.0 |
8.1 |
1.8 |
0.6 |
0.35 |
0.25 |
7.00 |
|
650-999.9 |
≥1000.0 |
256-649.9 |
dN+27.3 |
9.5 |
2.5 |
0.7 |
0.50 |
0.30 |
8.40 |
|
≥1000.0 |
- |
650-999.9 |
dN+38.0 |
13.8 |
3.0 |
1.0 |
0.70 |
0.60 |
12.00 |
4. Standard materials
Sealing ring: filled PTFE
O-Ring: NBR / FKM
5. Working Conditions
|
Working Conditions |
||||
|
Diameter Range |
Pressure Range |
Temperature Range |
Speed |
Medium |
|
3 - 1600mm |
0 - 60MPa |
-45℃ +200℃ |
15 m/s |
hydraulic oil, flame retardant liquid, water, gas |
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