Aerogel Thermal Pad

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Product Overview

In the high-stakes world of EVs and energy storage, safety hinges on heat containment. The AIMRSE's aerogel thermal pad is a breakthrough in passive fire protection, engineered with a nano-porous silica aerogel core reinforced by high-performance fibers.

Designed for placement between battery cells and modules, this flexible, lightweight composite delivers exceptional thermal insulation and mechanical integrity. By combining ultra-low thermal conductivity with superior flame retardancy, it acts as a critical "thermal firewall." In the event of a cell failure, it effectively stops thermal runaway propagation, safeguarding the system's lifespan and providing vital escape time. Ensure your high-energy-density battery packs operate with maximum reliability and safety with AIMRSE.

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Technical Comparison

Parameter Aerogel Glass Fiber Thermal Pad Aerogel Ceramic Thermal Pad Aerogel Pre-oxidized Fiber Thermal Pad
Flame Retardancy Rating V0 V0 V0
Insulation Resistance ≥ 500 MΩ ≥ 260 MΩ ≥ 260 MΩ
Hydrophobicity ≥ 98.0% ≥ 98.0% ≥ 99.5%
Thermal Conductivity ≤ 0.03 W/(m·K) ≤ 0.03 W/(m·K) ≤ 0.03 W/(m·K)
Thickness 0.4 – 3.5 mm 1.0 – 3.5 mm 0.4 – 3.5 mm
Breakdown Voltage ≥ 5 kV ≥ 10 kV ≥ 10 kV
Tensile Strength ≥ 5 MPa / /
Reinforcement Material Glass Fiber Ceramic Fiber Pre-Oxidized Fiber
View Aerogel Glass Fiber Thermal Pad Details View Aerogel Ceramic Thermal Pad Details View Aerogel Pre Oxidized Fiber Thermal Pad Details

Product Features

Aerogel Thermal Pads combine the extraordinary properties of silica aerogel with advanced fiber reinforcements to deliver unmatched performance in thin, flexible formats.

  • Superior Thermal Barrier
    Features an incredibly low thermal conductivity that outperforms traditional silicone or foam pads, effectively stopping heat transfer even in high-stress scenarios.
  • Ultra-Thin Profile
    Designed for maximum space efficiency, allowing battery packs to maintain high energy density by taking up minimal room between cells.
  • Excellent Flame Retardancy
    Inherently non-combustible material that provides an additional layer of fire protection, resisting high temperatures without releasing toxic smoke.
  • Compression Recovery
    Engineered to handle the "breathing" (expansion and contraction) of battery cells during charge cycles without losing thermal or structural integrity.
  • Hydrophobic Stability
    Repels moisture effectively, ensuring that the thermal performance does not degrade over the lifespan of the battery pack due to humidity or condensation.
  • Vibration Damping
    The nanoporous structure naturally absorbs mechanical micro-vibrations, protecting sensitive electronic components from physical stress in mobile applications.

Applications

Aerogel thermal pads provide effective thermal barrier protection, mitigating heat propagation, improving system safety, and enhancing energy efficiency. Their performance makes them ideal for both safety-critical and high-efficiency applications.

Cell-to-Cell Thermal Insulation

Installed between adjacent lithium-ion cells to prevent heat propagation during abnormal temperature rise or thermal runaway events.

Battery Module Thermal Barriers

Used inside battery modules to isolate groups of cells and delay heat spread, increasing evacuation time and system safety.

Battery Pack Fire Protection Layer

Integrated as a fire-resistant insulation layer within EV battery packs to improve compliance with thermal runaway safety standards.

Energy Storage System (ESS) Battery Cabinets

Installed between battery racks in large-scale stationary energy storage systems to limit heat transfer across modules.

What Our Customer Say

"As a thermal engineer in the EV industry, finding a truly reliable partner is critical. We implemented AIMRSE's aerogel thermal pads in our latest battery module, and we were thoroughly impressed. The unmatched consistency in thickness and the clean, precise edge sealing made integration into our assembly process completely seamless. During our most stringent testing standards for nail penetration, the pad performed exceptionally, successfully containing the extreme heat and keeping adjacent cells perfectly stable. In addition, in one extreme test simulating catastrophic failure, the barrier maintained its structural integrity far beyond our expectations, giving us the ultimate confidence to accelerate our timeline for mass production. "

H

H**son

The Advantage of AIMRSE

Advanced Nanotechnology

We specialize in the practical application of aerogel nanotechnology, bridging the gap between laboratory materials and industrial-scale thermal management solutions across electronics, automotive, and energy sectors.

Rigorous Quality Governance

Every pad comes with verified specifications for thermal conductivity, breakdown voltage, insulation resistance, and flame retardancy—critical data for safety-certified designs.

Sustainable & Reliability

Our aerogel materials maintain performance stability over long service lifecycles, supporting industry demands for longevity, reliability, and eco-friendly materials.

Comprehensive Application Insight

Our team has deep experience across EV, aerospace, industrial, and electronics sectors, enabling us to tailor solutions to application-specific thermal challenges.

Related Products

Technical data represent typical values. As applications vary, we recommend consulting our technical team to ensure the best fit for your specific requirements.

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