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AG-ST-SD Aerogel Insulation Film

AG-ST-SD aerogel thermal insulation film is a flexible aerogel insulation film made from high-purity SiO₂ aerogel using a patented process. Featuring ultra-low thermal conductivity and electrical insulation, it offers flexible customization, multi-material compatibility, and scalable manufacturing adaptability. Designed for thermal management in compact mobile devices and sensitive electronics, it delivers reliable heat protection for temperature-sensitive components, while supporting environmentally compliant and large-scale production applications, ultimately improving product performance stability and service life.

Product Features
  • Ultra-Thin Profile

    Ultra-Thin Profile

  • Easy Processing

    Easy Processing

  • Thermal Block

    Thermal Block

  • Compliant Safe

    Compliant Safe

Product Detail

 Functional Features


Core Advantage Features


Core Application Areas


Typical Application Solutions


  1. Localized insulation solution: Adheres directly to heat-generating components with a “insulation layer + double-sided tape + release liner” structure, precisely blocking heat transfer to sensitive components (sensors, batteries).

  2. Composite heat-spreading solution: Combined with graphite sheets or copper foil to form “insulation layer + heat-spreading layer”, redirecting concentrated heat over a larger area, reducing hotspots, and supporting medium-to-high-power electronics thermal management.


Learn more about real world cases of aerogel thermal insulation products for electronic sector: Mobile Device Heat Management


Be Used For
  • Labtop Heat Insulation

    Labtop Heat Insulation

    Aerogel insulation film can blocking heat transfer from internal components, while guiding the heat to the cooling module to ensure heat dissipation and reduce the surface temperature.

  • Smart Watch heat management

    Smart Watch heat management

    Aerogel insulation film for smartphones isolates heat from internal heat-generating components, prevents disruption to precision parts, and lowers the temperature of the phone back.

  • Smartphone heat management

    Smartphone heat management

    Aerogel insulation film for smartwatches effectively isolates heat from internal heat sources, safeguards heat-sensitive components, and reduces casing temperature.

Product FAQ

If you have any questions about the product, please feel free to contact our technical experts at any time via E-mail: lexie@ag-tech.cn

  • 01

    How does the thermal conductivity of AG-ST-SD Aerogel Insulation Film compare with Gore's similar GORE insulation film?

     AG-ST-SD Aerogel Insulation Film has an ultra-low thermal conductivity as low as ≤0.033 W/(m·K) . While some Gore products have slightly lower thermal conductivity, AG-ST-SD offers greater flexibility in thin design (starting from 0.1mm) and die-cut customization. Its maximum operating temperature reaches 120℃, higher than Gore’s 100℃ limit.



  • 02

    What advantages does AG-ST-SD Aerogel Insulation Film in electronic device applications?

    AG-ST-SD Aerogel Insulation Film is flexible, non-powder-dropping, and compatible with PET/PI films, graphite sheets, etc. Supplied in rolls, it supports various die-cutting processes, fits narrow spaces, prevents low-temperature burns, and meets RoHS/REACH standards for better environmental friendliness.

  • 03

    Why is thermal insulation needed in consumer electronics?

    Modern electronic devices require efficient thermal management. Thermal insulation is used to protect heat-sensitive components from high temperatures, helping to extend product lifespan and improve reliability. At the same time, it reduces surface temperature, preventing users from discomfort or low-temperature burns during operation.


  • 04

    What substrate materials can be used for this aerogel insulation product?

    Our aerogel insulation film can be combined with various substrates depending on application requirements, including PCM (phase change materials), copper foil, aluminum foil, graphite, and PI film.


  • 05

    Which brands or products can this aerogel insulation material be benchmarked against?

    This product can be benchmarked against aerogel-based thermal insulation films from Gore (USA) and Nasbis (Japan) in terms of performance and application scope.


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