Technical Data
Pressure: ≤40 MPa
Speed: ≤1 .5 m/s
Temperature: NBR -30~ +120℃
FKM -20~+220
Media: Fire-resistant hydraulic fluids,petroleum-based hydraulic oils, environmentally friendly biodegradable fluids (bio-oils), water
Applications: GSJ Seal/step Seal is suitable for a wide range of strokes, diverse fluids, and high-temperature applications. They can also accommodate larger piston rod clearances. Typical applications include bulldozers, excavators, forging presses, ceramic tile presses, rolling mills, servo valves, and machine tools.
Features
Dimensional stability, unaffected by temperature changes.
- Excellent dynamic and static sealing performance.
- High resistance to extrusion.
- Low friction, with no stick-slip or creeping.
- No pressure trapping; multiple seals can be installed in series.
- Superior cushioning effect against strong impact pressure
- Strong corrosion resistance.
Installation Profile
GSJ Seal Specification Table (mm)
| Part No. | ID(d) | OD(D) | Width(L) |
| GSJ-20 | 20 | 31 | 4.2 |
| GSJ-25 | 25 | 36 | 4.2 |
| GSJ-28 | 28 | 39 | 4.2 |
| GSJ-30 | 30 | 41 | 4.2 |
| GSJ-32 | 32 | 43 | 4.2 |
| GSJ-35 | 35 | 46 | 4.2 |
| GSJ-36 | 36 | 47 | 4.2 |
| GSJ-38 | 38 | 53.5 | 6.3 |
| GSJ-40 | 40 | 55.5 | 6.3 |
| GSJ-42 | 42 | 57.5 | 6.3 |
| GSJ-45 | 45 | 60.5 | 6.3 |
| GSJ-50 | 50 | 65.5 | 6.3 |
| GSJ-55 | 55 | 70.5 | 6.3 |
| GSJ-56 | 56 | 71.5 | 6.3 |
| GSJ-60 | 60 | 75.5 | 6.3 |
| GSJ-63 | 63 | 78.5 | 6.3 |
| GSJ-65 | 65 | 80.5 | 6.3 |
| GSJ-68 | 68 | 83.5 | 6 |
| GSJ-70 | 70 | 85.5 | 6.3 |
| GSJ-75 | 75 | 90.5 | 6.3 |
| GSJ-80 | 80 | 95.5 | 6.3 |
| GSJ-85 | 85 | 100.5 | 6.3 |
| GSJ-90 | 90 | 105.5 | 6.3 |
| GSJ-95 | 95 | 110.5 | 6.3 |
| GSJ-100 | 100 | 115.5 | 6.3 |
| GSJ-105 | 105 | 120.5 | 6.3 |
| GSJ-110 | 110 | 125.5 | 6.3 |
| GSJ-115 | 115 | 130.5 | 6.3 |
| GSJ-120 | 120 | 135.5 | 6.3 |
| GSJ-125 | 125 | 140.5 | 6.3 |
| GSJ-130 | 130 | 145.5 | 6.3 |
| GSJ-140 | 140 | 155.5 | 6.3 |
| GSJ-145 | 145 | 160.5 | 6.3 |
| GSJ-150 | 150 | 165.5 | 6.3 |
| GSJ-160 | 160 | 175.5 | 6.3 |
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