Sika Sikaflex 521UV UV Resistant LM Polyurethane Sealant - 10.3oz(300ml) Cartridge - White [106096]

Description

Sikaflex® 521UV UV Resistant LM Polyurethane Sealant - 10.3oz(300ml) Cartridge - White

Sikaflex®-521 UV is a multi-purpose, UV resistant, non-sag, elastic, one-part silane-terminated polymer sealant, which cures on exposure to atmospheric moisture to form a durable elastomer. Sikaflex-521 UV is solvent and isocyanate free.

Uses:

Sikaflex®-521 UV bonds well to a wide variety of substrates without the need for special pre-treatment and is suitable for making permanent, high strength elastic seals. Compatible substrate materials include wood, metals, (particularly aluminum including anodized components), sheet steels (including phosphated, chromated and zinc-plated components), metal primers and paint coatings (two-part systems), ceramic materials, plastics and glass.

Characteristics & Advantages:

  • Very low VOC/solvent free
  • Silicone and PVC-free
  • Isocyanate-free
  • High electrical resistance
  • Resistant to aging and weathering

WarningWARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.


Quick Guide (pdf)
Product form

Sikaflex® 521UV UV Resistant LM Polyurethane Sealant - 10.3oz(300ml) Cartridge - WhiteSikaflex®-521 UV is a multi-purpose, UV resistant, non-sag, elastic,... Read more

SKU: CWR-67330
Barcode: 7612894448689

48 in stock

$24.50

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    • Shipped today? Order within: Jun 04, 2026 15:00:00 -0400

    Description

    Sikaflex® 521UV UV Resistant LM Polyurethane Sealant - 10.3oz(300ml) Cartridge - White

    Sikaflex®-521 UV is a multi-purpose, UV resistant, non-sag, elastic, one-part silane-terminated polymer sealant, which cures on exposure to atmospheric moisture to form a durable elastomer. Sikaflex-521 UV is solvent and isocyanate free.

    Uses:

    Sikaflex®-521 UV bonds well to a wide variety of substrates without the need for special pre-treatment and is suitable for making permanent, high strength elastic seals. Compatible substrate materials include wood, metals, (particularly aluminum including anodized components), sheet steels (including phosphated, chromated and zinc-plated components), metal primers and paint coatings (two-part systems), ceramic materials, plastics and glass.

    Characteristics & Advantages:

    • Very low VOC/solvent free
    • Silicone and PVC-free
    • Isocyanate-free
    • High electrical resistance
    • Resistant to aging and weathering

    WarningWARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.


    Quick Guide (pdf)

    Reviews

    Sika Sikaflex 521UV UV Resistant LM Polyurethane Sealant - 10.3oz(300ml) Cartridge - White [106096]

    Sika Sikaflex 521UV UV Resistant LM Polyurethane Sealant - 10.3oz(300ml) Cartridge - White [106096]

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