Underbody Shield
Underbody Shield
Underbody Shield

Material type: Glass fiber / carbon fiber reinforced resin composite

Process type: HP-RTM

Further details

Product Technical Features:

  • Made of glass fiber / carbon fiber reinforced resin composites, with a density far lower than that of steel and aluminum.

  • 40%–60% lighter than traditional steel shields and 15%–30% lighter than aluminum alloy shields.

  • Directly reduces unsprung mass, improving driving range, handling and energy efficiency.

  • The material combines rigidity and toughness; upon impact, fiber fracture and interlaminar energy absorption disperse impact forces.

  • Strong resistance to gravel impact, bottoming out on bumps, and puncture by hard road debris.

  • Unlike metal, it is less prone to permanent dents, tearing or cracking, providing more stable protection.

  • The composite material itself is non-conductive, eliminating the need for additional insulating films.

  • Effectively prevents leakage and short-circuit risks at the bottom of the battery pack, enhancing high-voltage system safety.

  • Meets the insulation and voltage-withstand testing requirements for power batteries.

  • High-temperature resistant with excellent thermal insulation, it blocks external heat and the spread of flames from battery thermal runaway.

  • Does not easily melt or drip at high temperatures, and does not aggravate the risk of thermal runaway.

  • Rust-proof and resistant to corrosion from mud, saline-alkali and acid rain.

  • Operates across a wide temperature range of -40°C to 120°C, without cracking or delamination under high-low temperature cycling.

  • Resistant to aging and UV radiation, with a service life approaching that of the vehicle.

  • The composite provides better damping than metal, absorbing road impact vibration.

  • Reduces chassis resonance and gravel impact noise, improving NVH performance.

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