SunKai Heavy Duty Load-bearing Airbags are high-strength inflatable rubber solutions for lifting and supporting extremely heavy loads safely. Manufactured in China by a trusted manufacturer and supplier, our airbags combine durability, precision, and global certifications (ISO, CCS, BV, ABS, GL, LG).
Heavy Duty Airbags are inflatable rubber cylinders reinforced with nylon or polyester fibers, capable of supporting massive weights evenly. They allow safe, controlled lifting without cranes or complex machinery.
| Parameter | Typical Range | Description |
|---|---|---|
| Diameter | 0.5m – 3.5m | Adjustable for load size |
| Length | 1m – 15m | Customizable for project needs |
| Working Pressure | 0.05 – 0.35 MPa | Depends on load and environment |
| Burst Pressure | ≥0.5 MPa | Safety margin above working pressure |
| Load Capacity | 5 – 150 tons | Depends on size and material |
| Material | Natural rubber + nylon/polyester | High wear and corrosion resistance |
| Service Life | ≥10 years | With proper maintenance |
Case Study: SunKai airbags successfully lifted a 10,000-ton vessel in Japan and industrial machinery in Europe, providing safe and smooth operations.
Depends on bag size, load weight, and environment. SunKai provides technical calculation support.
≥10 years with proper maintenance.
Yes, using marine-grade rubber glue for surface wear.
1 piece – flexible for project-specific needs.
Yes – diameter, length, pressure, and reinforcement can be tailored to your project.
Contact us to request a quote, technical support, or discuss custom solutions. SunKai – your trusted China-based manufacturer, supplier, and factory for heavy-duty load-bearing airbags.
