Engineering Excellence in Marine Protection
Detailed specifications, real-world performance, and comprehensive support for global maritime operations
Physical Dimensions
Diameter Range: 0.5m to 3.5m (custom sizes available)
Length Range: 1m to 15m (proportionate to diameter)
Weight: 85kg/m² to 120kg/m² (varies by model)
Flange Type: ANSI 150#/300# or custom flange configurations
Suspension Hardware: Galvanized steel or stainless steel options
Performance Parameters
Working Pressure: 0.05MPa to 0.2MPa (adjustable)
Energy Absorption: Up to 3,500 kJ (at 60% deflection)
Reaction Force: 50kN to 800kN (varies by size/deflection)
Temperature Range: -40°C to +80°C (-40°F to +176°F)
Maximum Vessel Impact Speed: 2.5 knots
Material Composition
Our pneumatic fenders feature a multi-layer construction designed for maximum durability:
Outer Layer
Reinforced natural rubber (54% SCS-certified) with anti-abrasion additives (Shore A hardness: 65±5)
Reinforcement
High-tensile polyester cords (280N/mm) with spiral winding pattern for uniform strength
Inner Layer
Butyl rubber bladder for enhanced air retention (permeability <0.01 cm³/day)
Marine Rubber Airbags (MRA)
Physical Characteristics
Diameter: 0.8m, 1.0m, 1.2m, 1.5m, 1.8m (standard sizes)
Length: 5m to 20m (custom lengths available)
Wall Thickness: 18mm to 30mm (varies by diameter)
Weight: 18kg/m to 45kg/m (based on size)
Connection Type: Quick-connect flange with safety locking mechanism
Operational Parameters
Working Pressure: 0.25MPa (2.5bar) standard
Test Pressure: 0.375MPa (3.75bar) for 30 minutes
Burst Pressure: ≥0.75MPa (7.5bar) minimum
Load Capacity: Up to 300 tons per airbag (evenly distributed)
Service Life: 10+ years with proper maintenance
Structural Features
Carcass Construction
6-layer radial reinforcement with high-strength nylon cords (2800D/2) in alternating spiral patterns
Outer Cover
Abrasion-resistant natural rubber compound with UV protection (Shore A hardness: 68±5)
Sealing Technology
Seamless screw-wound molding with integrated anti-deflation valve (leak rate <0.5% per day)
Get Technical Support
Our engineering team is ready to assist with your specific marine protection requirements