Kelong New Materials
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Our domestic polyurethane material hydraulic piston rod PU oil seals are engineered for high-performance sealing in demanding hydraulic systems. Key features include:
Extended service life in various environments.
High resistance to chemical degradation.
Burr-free surface for low friction.
Maintains shape under high pressure.
| 50*65*9 | 70*80*6 | 80*93*10 | 95*110*10 | 110*125*10 | 70*85*12 |
| 50*63*10 | 70*80*8 | 80*95*9 | 95*115*12 | 110*130*10 | 75*90*12 |
| 55*68*10 | 70*83*10 | 80*95*10 | 100*115*9 | 115*130*9 | 80*95*12 |
| 55*70*9 | 70*85*9 | 85*100*9 | 100*115*10 | 115*130*10 | 115*135*16 |
| 55*75*12 | 70*85*10 | 85*100*10 | 100*120*12 | 120*135*9 | 75*95*12 |
| 60*73*10 | 75*85*6 | 85*105*12 | 105*120*9 | 120*140*10 | 30*40*8 |
| Application | Type | Material |
|---|---|---|
| Rod Seals | UN / UNS / UHS | TPU (Polyurethane) |
| IDU | TPU (Polyurethane) | |
| U+S | PU + NBR | |
| UPH | NBR & FKM | |
| Piston Seals | SPG / SPGW / SPGO | NBR + PTFE |
| KDAS | NBR + PU + POM | |
| ODI / OSI / ODU | PU | |
| Dust Wiper Seals | DH / DHS / J / JA | PU |
| LBH | NBR & FKM | |
| DKB / DKBI | NBR/FKM/PU + Metal | |
| Wear Ring | WR / Guide Tape | Phenolic Fabric / PTFE |
