Car seat suporting bar
Products
Car seat suporting bar |
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Polyurethane composite material is used as an alternative to steel to manufacture the load-bearing beams of car seats, and it possesses the following core performance advantages.
Key Applications of FRPU in Automotive Industry
Application Area | Specific Components | Performance Advantages (Data Support) |
1.Lightweight Structural Components | - Doors/Hood | Weight reduction ≥35% (vs. metal), Impact strength improved by 50% |
- Battery Enclosure | Thermal runaway propagation time ≥30 min (5x metal), IP67 protection | |
2.Safety & Functional Parts | - Bumper/Impact Beam | Energy absorption increased by 40%, Weight reduced by 50% |
- Suspension Leaf Spring | Fatigue life >10 cycles (3x steel) | |
3.New Energy Vehicle Special Solutions | - High-Voltage Cable Protection Sleeve | Insulation resistance >10¹⁴ Ω·cm at 125°C, UL94 V-0 flame retardant |
- Battery Thermal Management Panel | Thermal conductivity 0.114 W/m·K, High-temperature resistance up to 180°C |
Performance Advantages
Comparison Category | FRPU | Traditional Steel | Advantage |
Lightweight | Density: 1.4-1.6 g/cm³ | Density: 7.8 g/cm³ | Weighs 50%-60% less, significantly reducing vehicle energy consumption |
Tensile Strength | ≥400 MPa | 300-500 MPa | Strength per unit weight increases by 3 times |
Fatigue Strength | >100 million cycles (under 1.5 times load) | 80-100 million cycles | Improves long-term vibration resistance by 25% |
Corrosion Resistance | Passes salt spray test >3000 hours without failure | Requires electroplating/coating (<500 hours) | Eliminates the need for anti-corrosion treatment, extending lifespan by 6 times |
Impact Absorption | Energy absorption: 45 kJ/m | Energy absorption: 30 kJ/m | Enhances energy absorption efficiency by 50% |
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