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Heat Resistant Coolant Flexible Straight Coupler Silicone Rubber Radiator Hose for Truck Car
Strict Testing Standards — Every Batch is Tested Before Delivery
Other brands talk. Diao proves it — with data.
Every batch of DIAO silicone hoses is tested for:
Burst pressure – exceeding 3x working pressure
Tear resistance – ensures internal bonding and delamination prevention
High-temp aging – simulates engine bay conditions over time
Resilience testing – confirms flexibility and recovery performance
Appearance/Wall thickness/Adhesion checks – both manually and by machine
Testing equipment includes burst testers, aging ovens, tensile testers, hardness gauges, and more.
- Commodity name: Heat Resistant Coolant Flexible Straight Coupler Silicone Rubber Radiator Hose for Truck Car
- Product description
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Product Details

Products Description
The Specific Details of Our Hose Material Silicone Working Temperature -50°C ~+200°C Working Pressure 0.3 to 1.2 MPa Bursting Pressure 2 to 3 MPa Hardness 65~70 shore A Thickness 2mm ~ 6mm Diameter Range 10mm~150mm or as request Color Options Blue, black, red, orange, or custom colors Size Tolerance +/- 0.5mm Reinforcement 3~5 layers of polyester/aramid fiber 

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