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Glass Fiber Felt Aerogel Pack Insulation Sheet HP-GK / GW

Short Description:

HP-GK/GW glass fiber felt aerogel insulation gasket sheet is an ultra-thin new nano-composite material, made by laminating PET or PI film onto the outer surface of aerogel glass fiber insulation felt. The product can be applied for protection between cells in new energy vehicle battery packs, providing fireproof and thermal insulation when the battery burns.


Product Detail

Product Tags

Technical & Product Innovation

Low Thermal Conductivityλ = 0.026 W/(m·K) blocks heat transfer between cells
Ultra-Thin & Lightweight0.5–3 mm profile fits tightly packed battery modules
High Temperature LimitStable protection under demanding battery-pack conditions
High HydrophobicityResists moisture for long-term reliable performance
Dimensional StabilityExcellent size stability throughout service life
Moderate FlexibilityCompliant yet firm for easy assembly and buffering

Product Parameters

Thickness Range:0.5 mm ~ 3 mm
Long-Term Service Temperature:−40℃ ~ 150℃
Appearance:Black, tea-colored sheets
Density:350 ± 10 kg/m³
Application: Used between battery cells, providing thermal insulation and buffering functions for thermal runaway protection

Typical Properties

Test Item Test Result Test Standard
Thermal conductivity, W/(m·K) 0.026 GB/T 10295-2008
Material flammability rating V0 UL94-V0
Tensile strength, MPa ≥ 5 ASTM D412:2015a
Elongation at break, % ≥ 20 GB/T 6344-2008
Insulation resistance, MΩ ≥ 500 GB/T 1410-2006 (1000 VDC 60 s)
Breakdown voltage, KV ≥ 5 ASTM D149-09 (2013)
Shape retention rate, % ≤ 2 GB/T 8811-2008
Hydrophobicity, % ≥ 98 GB/T 10299-2011
RoHS Compliant RoHS 2.0 GB/T 26526-2011
Halogen content Compliant BS EN 14582:2016

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