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Sika SikasilĀ® 728 SL Self-leveling, ultra low-modulus, highway/parking garage, neutral cure silicone sealant
Categories: Polymer; Adhesive; Thermoset; Silicone; Silicone, RTV, Adhesive/Sealant Grade

Material Notes: Sikasil-728 SL is a self-leveling, one-component, ultra low modulus, elastomeric, neutral cure silicone sealant. Meets the requirements of ASTM D-5893; ASTM C-920, Type S, Grade P, Class 100/50; Use T, M, G, A, O with an ultra low Shore Hardness; TT-S-00230C, Type I, Class A; TT-S-001543A, Class A.

Where to Use Construction Application:

  • Highway joints
  • Bridges
  • Stadiums
  • Parking garages
  • Plaza decks
  • Driveways
  • Decks
  • Expansion joints
  • Saw cut joints
  • Concrete, steel, glass, aluminum, tile, ceramic, masonry, asphalt, brick, stone and granite
  • No tooling, less labor
  • Durable
  • Ideal for cold climates
  • Excellent flexibility for extreme high and low temperature conditions
  • Excellent flexibility for dynamic joint movement
  • Bonds to most substrates without priming including aged asphalt and concrete
  • Ready to use
  • All season ease of application
  • Good contact/adhesion with hard to reach areas
  • Excellent for use on runways and tarmacs
  • Jet fuel resistant
  • Resistant to road salts

Information provided by Sika Corporation.

Available Properties
  • Volatile Organic Compounds (VOC) Content, 2.27% by wt
  • Hardness, Shore A, ASTM C-661 & ASTM D-2240
  • Hardness, Shore OO, ASTM C-661 & ASTM D-2240
  • Tensile Strength, ASTM D412
  • Tensile Stress at Strain, ASTM D412
  • Elongation at Break, ASTM D412
  • Peel Strength, ASTM C794
  • Maximum Service Temperature, Air
  • Minimum Service Temperature, Air
  • Cure Time, Skin-over Time
  • Cure Time
  • Tack-Free Time, ASTM C679
  • Shelf Life, in original unopened cartridge
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Rulon Bearings
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