Sikaflex 221 - White - 90891

Sikaflex 221 - White - 90891

Sikaflex 221 - White - 90891
Price: $5.50
Manufacturer: Sika
Sikaflex®-221 is a high-quality multi-purpose non-sag 1-c polyurethane sealant that cures on exposure to atmospheric humidity to form a durable elastomer.
Price: $5.50
Sikaflex 221 - White - 90891 is available for purchase in increments of 1

Manufacturer: Sika

Part #: 90891

SKU: SIK90891

OR
Description

Details

Sikaflex®-221 is a high-quality multi-purpose non-sag 1-c polyurethane sealant that cures on exposure to atmospheric humidity to form a durable elastomer.
Additional Information
Sikaflex®-221 is a high-quality multi-purpose non-sag 1-c polyurethane sealant that cures on exposure to atmospheric humidity to form a durable elastomer. For US: Meets approvals ASTM C920 types and Federal Specifications TT-S- 00230C. Sikaflex®-221 is tested and classified in accordance with ANSI/UL 723 "Test for Surface Burning Characteristics of Building Materials". Sikaflex®-221 is manufactured in accordance with ISO 9001 / 14001 quality assurance ?system and the Responsible CareProgram.

Product Benefits
  • 1-C formulation
  • Elastic
  • Low odor
  • Resistant to aging and weathering exposure
  • Non-corrosive
  • Can be overpainted
  • Can be sanded
  • Bonds well to a wide variety of substrates

  • Size300 ml Cartridge
    Qty Per Case24 per case
    Part Number90891
    Application Temperature Approximate Product41°F - 104°F (5°C - 40° C)
    Chemical Base1-C polyurethane
    ColorWhite
    Cure MechanismHumidity-curing
    Curing Speed(see diagram 1)
    Density (uncured)10.6 lb/gal depending on color
    Elongation At Break (astm D 412)500%
    Glass Transition Temperature-49°F (-45°C)
    Movement Accommodation Factor12.50%
    Non-sag PropertiesGood
    Open Time45 min (73°F (23°C) / 50% r.h.)
    Service Temperature Permanent-40° - 194°F (-40°-+90°C)
    ManufacturerSika
    Service Temperature 1 Hour284°F (140°C)
    Service Temperature 1 Day248°F (120°C)
    Shelf Life (storage Below 77°f (25°c))12 months
    Shore A-hardness (astm D 2240)40
    Shrinkage5%
    Tear Propagation Resistance (astm D 624)34 pli
    Tensile Strength (astm D 412)260 psi
    VOC (epa Method 24)0.4 lb/gal (48.3 g/l)