Safety is the non-negotiable bottom line of the EV industry. Hebei Woqin provides specialized Aero-Series Aerogel materials for internal cell-to-cell and module-level protection.
Thermal Propagation Mitigation: Our ultra-thin aerogel pads, featuring a 1000°C temperature resistance and A1 non-combustibility, act as a high-performance firewall between individual cells. By utilizing our S-Grade technology (0.017 W/m·K), these pads effectively block heat transfer during a single-cell thermal runaway, preventing mass propagation and buying critical evacuation time for passengers.
Aero-Tape & Coating Integration: Beyond cell pads, our Aero-Tape (Aerogel Tape) and Aerogel Coatings provide auxiliary thermal protection for high-voltage busbars and complex cable harnesses, ensuring no "thermal leaks" within the high-density battery environment.
CNC Precision Customization: All internal components are available with bespoke CNC die-cutting to match your specific cell geometries (Cylindrical, Prismatic, or Pouch), ensuring a zero-gap, "plug-and-play" installation for rapid assembly lines.`
External Efficiency: Ultra-Thin VIPs for Winter Range Extension
While internal aerogels ensure safety, range anxiety remains a major challenge in cold climates. Hebei Woqin introduces the Vacu-Series Ultra-Thin VIPs as a high-efficiency external "thermal coat" for the battery envelope.
Extreme External Insulation: Positioned on the exterior of the battery pack upper cover or the bottom aluminum tray, our ultra-thin VIPs offer a thermal conductivity as low as 3.0 mW/(m·K). This allows the battery pack to maintain its optimal operating temperature (25°C - 45°C) for significantly longer periods in freezing environments, drastically reducing the energy consumed by the Battery Thermal Management System (BTMS) for self-heating.
Volumetric Space Saving: At a thickness of only 1mm to 5mm, our VIPs provide the insulation equivalent of 25mm of traditional materials. This extreme space efficiency allows automotive engineers to maximize the volumetric energy density of the battery pack, directly translating into increased mileage for the end user.
Durability in EV Environments: Engineered for the automotive lifecycle, our VIPs are tested to withstand vibration and moisture, providing a secondary layer of environmental protection while maintaining their ultra-low thermal conductivity for the life of the vehicle.`
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