We offer end-to-end support from design to delivery, making us a reliable choice for factories and enterprises in China seeking Unsheathed Inflatable Rubber Fenders. Our products effectively support ship and dock protection operations.
The inflatable rubber fender (sleeve-free) is a critical buffer device for vessel berthing and dock collision prevention. Manufactured through integrated molding with highly elastic rubber material, it eliminates the need for an outer protective sleeve. Leveraging the inherent resilience and air-tightness of rubber, it effectively absorbs impact energy during ship docking and operations, safeguarding both the vessel’s hull and the structural integrity of the dock.
Unsheathed inflatable rubber fenders are suitable for a variety of vessels (such as cargo ships, yachts, and container ships), as well as ports, docks, and cross-sea bridge piers. They are easy to install, offer excellent seawater corrosion resistance, and provide stable cushioning performance. Requiring no frequent maintenance on the sleeve reduces long-term operating costs. Chinese manufacturers offer customized sizes and pressure parameters to meet the collision avoidance needs of vessels of varying tonnages, making them the preferred protection solution for marine infrastructure and dock construction.
| Nominal size diameter x length(mm) | Initial internal pressure (kpa) | Guaranteed energy absorption(GEA) |
Reaction force at GEA deflection (R) |
Hull presure(Internal pressure)at GEA deflection(p) | |
| 60±5%KJ |
Tolerance+10% (KN) |
Reference value(Kpa) | |||
| 500*1000 | 50Kpa |
6 |
64 | 132 | |
| 600*1000 | 50Kpa | 8 | 74 | 126 | |
| 700*1500 | 50Kpa | 17 | 137 | 135 | |
| 1000*1500 | 50Kpa | 32 | 182 | 122 | |
| 1000*2000 | 50Kpa | 45 | 257 | 132 | |
| 1200*2000 | 50Kpa | 63 | 297 | 126 | |
| 1350*2500 | 50Kpa | 102 | 427 | 130 | |
| 1500*3000 | 50Kpa | 153 | 579 | 132 | |
| 1700*3000 | 50Kpa | 191 | 639 | 128 | |
| 2000*3500 | 50Kpa | 308 | 875 | 128 | |
| 2500*4000 | 50Kpa | 663 | 1381 | 137 | |
| 2500*5500 | 50Kpa | 943 | 2019 | 148 | |
| 3300*4500 | 50Kpa | 1175 | 1884 | 130 | |
| 3300*6500 | 50Kpa | 1814 | 3015 | 146 | |
| 3300*10600 | 50Kpa | 3067 | 5257 | 158 | |
| 4500*9000 | 50Kpa | 4752 | 5747 | 146 | |
| 4500*12000 | 50Kpa | 6473 | 7984 | 154 | |
| Nominal size diameter x length (mm) | Initial internal pressure (kpa) | Guaranteed energy absorption(GEA) |
Reaction force at GEA deflection (R) |
Hull presure(Internal pr ssure)at GEA deflection(p) | |
| 60±5%KJ |
Tolerance +10% (KN) |
Reference value(Kpa) | |||
| 500*1000 | 80Kpa | 8 | 85 | 174 | |
| 600*1000 | 80Kpa | 11 | 98 | 166 | |
| 700*1500 | 80Kpa | 24 | 180 | 177 | |
| 1000*1500 | 80Kpa | 45 | 239 | 160 | |
| 1000*2000 | 80Kpa | 63 | 338 | 174 | |
| 1200*2000 | 80Kpa | 88 | 390 | 166 | |
| 1350*2500 | 80Kpa | 142 | 561 | 170 | |
| 1500*3000 | 80Kpa | 214 | 761 | 174 | |
| 1700*3000 | 80Kpa | 267 | 840 | 168 | |
| 2000*3500 | 80Kpa | 430 | 1150 | 168 | |
| 2500*4000 | 80Kpa | 925 | 1815 | 180 | |
| 2500*5500 | 80Kpa | 1317 | 2653 | 195 | |
| 3300*4500 | 80Kpa | 1640 | 2476 | 171 | |
| 3300*6500 | 80Kpa | 2532 | 3961 | 191 | |
| 3300*10600 | 80Kpa | 4281 | 6907 | 208 | |
| 4500*9000 | 80Kpa | 6633 | 7551 | 192 | |
| 4500*12000 | 80Kpa | 9037 | 10490 | 202 | |
Address
No. 869, Yanqing Road, Tongji Street, Jimo District, Qingdao City, Shandong Province, China
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