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Floating Low Pressure Pneumatic Fender

SunKai Floating Low Pressure Pneumatic Fender is a professional anti-collision equipment specially designed for ship berthing and mooring scenarios, integrating floating performance and low-pressure buffer protection. As a core product of SunKai, a specialized marine equipment brand with its own factory, this fender is widely used in port, wharf and ship operations, serving as a crucial safety guarantee for preventing collision damage between ships and docks, or between ships themselves.

The fender adopts a low-pressure inflatable structure, with a core structure composed of high-strength synthetic fiber fabrics (such as nylon and polyester) as the inner tube skeleton, and the outer layer covered with wear-resistant and anti-aging rubber or PVC materials. By filling low-pressure air (usually working pressure 0.02-0.08MPa), it forms a flexible buffer, which can effectively absorb and disperse impact force during collisions, avoiding damage to the hull and port facilities. With excellent floating performance, it can stably float on the water surface to play a protective role, and is suitable for various berthing scenarios, from small yacht berths to large container ship terminals.

SunKai adheres to meticulous production processes and strict quality control, and each floating low pressure pneumatic fender undergoes rigorous testing before leaving the factory, ensuring reliable performance and long service life. Meanwhile, with a cost-effective pricing strategy and strong customization capabilities, it provides high-quality anti-collision solutions for global customers.

Low Pressure Pneumatic Fender

Product Features

- High Impact Capability: Equipped with excellent impact absorption performance, it can effectively absorb and disperse the impact force between ships and docks or between ships, reducing collision damage to the greatest extent.

- Strong Anti-Collision Shrinkage and Twisting Performance: It has high-capacity anti-collision shrinkage and twisting capabilities, which can adapt to the deformation during collision and maintain stable protective performance without damage.

- Explosion-Proof Structural Design: Adopts a new anti-explosion structural design, which can avoid safety hazards such as explosion caused by excessive pressure during use, ensuring the safety of operation.

- Optimized Structural Layout: The structural layout is optimized, which not only improves the overall stability and impact resistance, but also enhances the floating performance, making it more suitable for water surface anti-collision scenarios.

- Durable, Aging-Resistant and Wear-Resistant: The outer layer is made of wear-resistant and anti-aging rubber or PVC materials, and the inner tube is made of high-strength synthetic fiber fabrics, which have excellent durability, aging resistance and wear resistance.

- High Curvature and Damping Capacity: It has higher curvature and damping capacity, which can better fit the hull and dock surface during collision, and further improve the buffer protection effect.

- Seawater Corrosion Resistance: The materials used are not easily corroded by seawater, and can maintain stable performance even after long-term immersion in seawater, suitable for various marine environments.

- Low-Pressure Inflatable Structure: Adopts a low-pressure inflatable structure (working pressure 0.02-0.08MPa), which forms a flexible buffer, and the protective effect is softer than rigid fenders, not easy to damage the protected object.

- Excellent Floating Performance: It has good floating performance, and this Floating Low Pressure Pneumatic Fender can stably float on the water surface, and can play a timely anti-collision role in ship berthing and mooring scenarios.

Product Advantages

- Reliable Buffer Protection: Relying on the compressibility of low-pressure air, it can gradually absorb impact force through its own flexible deformation during collision, avoiding scratches or dents on the ship's shell and dock structure due to hard contact, and is especially suitable for berthing of large-tonnage ships.

- Strong Environmental Adaptability: The outer layer of rubber or PVC material is resistant to seawater corrosion and UV aging; long-term immersion in seawater or outdoor sun exposure is not easy to cause cracking and aging; it can maintain stable performance even in waters with alternating high and low temperatures, without frequent replacement.

- Worry-Free Use and Maintenance: The overall weight is light, installation does not rely on large lifting equipment, and can be completed manually with simple tools; daily maintenance only needs to regularly check the air pressure through the built-in pressure gauge, and supplement inflation when insufficient, with no complicated process and low maintenance cost.

- High Flexibility and Adaptability: It can be customized in various diameters and lengths according to the requirements of berth width and ship tonnage, suitable for both small yacht berths and large container ship terminals; it does not require fixed installation positions, and is easy to disassemble and transport, suitable for temporary berth adjustment.

- Outstanding Cost-Effectiveness: Compared with traditional steel or concrete fenders, the initial procurement cost is lower; coupled with wear resistance and simple maintenance, the overall investment in long-term use is less than that of rigid fenders, especially suitable for small and medium-sized ports or scenarios that need frequent adjustment of protective positions.

- Strict Quality Assurance: SunKai has many years of experience in the marine equipment industry, with meticulous production processes and strict quality control systems; each fender undergoes rigorous air tightness and appearance testing before leaving the factory, ensuring consistent and reliable quality.

- Professional Structural Design: The inner tube skeleton made of high-strength synthetic fiber fabrics (nylon, polyester) has strong tensile strength and tear resistance, and the outer layer and inner tube are firmly bonded by high-temperature vulcanization technology, which improves the overall service life.


When it comes to protecting vessels and port infrastructure during berthing and mooring operations, selecting the right fendering system is paramount. Our advanced Low Pressure Pneumatic Rubber Fender stands out as a superior solution, designed to deliver exceptional energy absorption and low reaction force. Ideal for a wide range of maritime applications, these fenders are engineered for durability and performance. For marine-specific installations, our Marine Low Pressure Pneumatic Fender offers tailored protection against the harsh ocean environment. Similarly, our Ship Low Pressure Pneumatic Fender is specifically configured to safeguard ship hulls during complex maneuvers. As a leading type in our portfolio, the Pneumatic Fender Low Pressure Type combines reliability with cost-effectiveness, making it a preferred choice for ports, terminals, and offshore operations worldwide.


The Floating Low Pressure Pneumatic Fender is a hallmark of modern marine engineering. Its unique floating characteristic allows it to remain at the optimal contact point between the vessel and the berth, regardless of tidal changes. This self-aligning feature significantly reduces the risk of hull damage and wear on the fender itself. Constructed from high-tensile synthetic rubber and reinforced with robust cord layers, each product is built to withstand extreme pressures, UV radiation, and saltwater corrosion. The internal low-pressure air system provides a soft yet resilient cushion, absorbing massive kinetic energy while generating minimal horizontal forces on the mooring structure. This design not only ensures maximum safety for both the vessel and the dock but also contributes to lower long-term maintenance costs. The versatility of the product is evident in its various mounting configurations, suitable for permanent installations on piers, floating docks, or as standalone units for ship-to-ship transfer operations.

Key Specifications:

Model Diameter (D) mm Length (L) mm Energy Absorption (E) kJ* Reaction Force (R) kN* Approx. Weight kg
FLPF-1000 1000 2000 145 245 280
FLPF-1500 1500 3000 490 550 620
FLPF-2000 2000 4000 1160 980 1100
FLPF-2500 2500 5000 2270 1520 1750
FLPF-3000 3000 6000 3920 2200 2550

*Values are based on standard 60% compression. Actual performance may vary slightly based on specific installation and conditions.

Our Services

- Professional Pre-Sales Consultation: Provide one-on-one pre-sales consultation services, detailed answers to customers' questions about product specifications, performance parameters, application scenarios, pricing and customization, and help customers choose the most suitable floating low pressure pneumatic fenders according to their actual needs (such as ship tonnage, berth size, etc.).

- Flexible Customization Service: Based on the strength of our own factory, we provide professional customization services, which can customize fenders of different diameters, lengths, materials and pressure specifications according to customers' specific requirements, perfectly matching the actual use scenarios.

- Transparent In-Sales Service: During the production and delivery process, timely feedback the production progress to customers, strictly control the product quality and packaging integrity, and adopt appropriate transportation methods to ensure that the goods are delivered intact and on time according to the agreed requirements.

- Comprehensive After-Sales Support: Provide detailed product use and maintenance guidelines, including air pressure inspection, inflation operation, daily maintenance and leak repair methods; offer free repair services for quality problems within the warranty period, and the after-sales team responds quickly to solve customers' use worries.

- Flexible Cooperation Policies: Adopt flexible cooperation policies, with a minimum order quantity of 1, suitable for both large-scale procurement by enterprises and small-batch trial orders by customers; the payment term is 60% deposit when placing the order and the balance when the goods are shipped, reducing customers' capital pressure.

- Technical Guidance Service: Provide professional technical guidance, including on-site installation guidance and use training, to help customers master the correct use and maintenance methods of fenders and ensure the best use effect.

- Long-Term Cooperative Support: For long-term cooperative customers, provide preferential pricing and priority supply services, establish a long-term and stable cooperative relationship, and provide continuous product and service support for customers' long-term development.

FAQ

- Q: What is the working pressure range?

A: The working pressure is usually 0.02-0.08MPa, and the initial internal pressure is available in two specifications: 50Kpa and 80Kpa, which can be selected according to the actual use scenario.

- Q: What materials are used in the fender, and what are their characteristics?

A: The core structure uses high-strength synthetic fiber fabrics (such as nylon and polyester) as the inner tube skeleton, which has strong tensile strength and tear resistance; the outer layer is covered with wear-resistant and anti-aging rubber or PVC materials, which are resistant to seawater corrosion and UV aging, ensuring long-term stable use in marine environments.

- Q: How to maintain the fender in daily use?

A: Daily maintenance is simple: regularly check the air pressure through the built-in pressure gauge, and supplement inflation through the inflation valve when the pressure is insufficient; avoid contact with sharp objects to prevent damage to the outer layer; clean the surface debris regularly, and there is no need for complicated maintenance processes.

- Q: Can the fender be customized according to specific needs?

A: Yes, we have strong customization capabilities. We can customize fenders of different diameters, lengths, materials and pressure specifications according to the customer's berth width, ship tonnage and other actual needs, to perfectly match the use scenario.

- Q: What is the scope of application of this fender?

A: It is widely applicable to port, wharf and ship operations, suitable for berthing and anti-collision of various types of ships, including small yachts, fishing boats, commercial cargo ships, container ships, tankers, etc.; it can also be used for anti-collision protection of fixed marine structures such as bridge piers and offshore platforms.

- Q: How to ensure the quality of the fender?

A: We have a strict quality control system covering the entire production process: from raw material pretreatment, inner tube forming, outer wrapping to final detection and repair, each link is strictly monitored; each fender will undergo a 24-hour air tightness test and appearance inspection before leaving the factory to ensure no air leakage and intact appearance.

- Q: What is the difference between this floating low pressure pneumatic fender and traditional rigid fenders?

A: Compared with traditional steel or concrete rigid fenders, our fender has a softer protective effect, which is not easy to damage the hull and dock; the initial procurement cost and long-term maintenance cost are lower; it i



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