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espuma de poliuretano b

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November 24, 2025
Category Connection: Selamento de espuma de poliuretano
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Tags:
#Selador de espuma de PU #Cola de espuma de poliéster #Adesivo de espuma de PU
Brief: In this video, we provide an informative walkthrough of White PU Foam Caulking Insulation Seal. You'll see how this polyurethane foam expands 20-60 times its volume to fill irregular gaps, learn about its dual thermal and acoustic insulation properties, and discover its strong adhesion to various substrates in real-world applications.
Related Product Features:
  • Expands 20-60 times its original volume to fill irregular gaps and cracks from 5mm to 100mm.
  • Provides dual thermal and acoustic insulation with thermal conductivity ≤ 0.035 W/(m*K).
  • Features superior waterproof and moisture-proof performance with dense closed-cell structure.
  • Bonds firmly to both porous and non-porous substrates without requiring primers.
  • Offers excellent temperature resistance from -20℃ to +80℃.
  • Maintains stable consistency with no shrinkage after curing.
  • Has tack-free time of 7-20 minutes and 12-month shelf life.
  • Suitable for building construction, door/window installation, and industrial equipment sealing.
Perguntas Frequentes:
  • What is the expansion capability of this PU foam?
    The foam expands 20-60 times its original volume, effectively filling irregular gaps, cracks, and voids ranging from 5mm to 100mm.
  • Does this foam provide both thermal and sound insulation?
    Yes, it offers dual thermal and acoustic insulation with a thermal conductivity of ≤ 0.035 W/(m*K) and effective sound absorption properties.
  • What substrates can this polyurethane foam adhere to?
    It bonds firmly to both porous substrates like concrete, wood, and masonry, and non-porous substrates including metal, plastic, and glass without requiring primers.
  • What is the temperature resistance range of this insulation foam?
    The foam maintains performance across a wide temperature range from -20℃ to +80℃, making it suitable for various environmental conditions.
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