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Sika Sikaflex 1A Medium Bronze 10oz 107777

Sikaflex-1A Medium Bronze is a moisture-cured non-sag polyurethane sealant in a 10.1 oz cartridge. It is used in joints up to 1/2 inch, including green and damp concrete.

  • Excellent resistance to aging and weathering
  • Bonds without a primer to most construction materials
  • Readily placed at 40 F on vertical and horizontal joints
$6.61
Availability: In stock ( 289 Available )

Sikaflex-1A Medium Bronze

Sikaflex-1A Medium Bronze is a moisture-cured non-sag polyurethane sealant. This 10.1 oz cartridge (part 107777) is for joints up to 1/2 inch, including green and damp concrete. It holds plus or minus 35% movement and bonds without a primer to most construction materials. It is jet fuel resistant, with excellent aging and weathering on windows, doors, and flashing.

Key Features

  • Moisture-cured non-sag polyurethane sealant
  • 10.1 oz cartridge, part 107777
  • Plus or minus 35% movement
  • Excellent resistance to aging and weathering
  • Bonds without a primer to most construction materials
  • Readily placed at 40 F

Applications

  • Joints up to 1/2 inch on vertical and horizontal work
  • Windows, door frames, reglets, and flashing
  • Green and damp concrete joints
  • Common roofing detail applications

Technical Specifications

Property Value
Manufacturer Sika
Product Sikaflex-1A
Color Medium Bronze
Part no. 107777
Unit 10.1 oz cartridge
Movement Plus or minus 35% (ASTM C719)
Tack-free 3 to 6 hours at 73 F
Application temperature 40 F to 100 F
Weathering Excellent
Shelf life 15 months (cartridge)

Product documents: Sikaflex-1A Product Data Sheet (PDF)

Frequently Asked Questions

What size is Sikaflex-1A Medium Bronze?
The cartridge is 10.1 fl oz (300 ml), part 107777.

What roofing details use Sikaflex-1A Medium Bronze?
Common roofing details, flashing, windows, and door frames. Joint depth does not exceed 1/2 inch.

What movement does Sikaflex-1A Medium Bronze hold?
Plus or minus 35% (ASTM C719). Maximum expansion and contraction should not exceed 35% of average joint width.

What green-concrete wait does Sikaflex-1A Medium Bronze need?
24 hours after the pour at 75 F. Control joints are cut 8 hours before placement.

What primer does Sikaflex-1A Medium Bronze need?
Priming is not usually necessary. Most substrates only need primer if testing shows a need, or where the sealant will be in water immersion after cure.

What weathering does Sikaflex-1A Medium Bronze have?
Excellent resistance to aging and weathering.