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Sika Sikasil-728 NS Limestone Silicone Sealant 29 oz 12/case

Brand: Sika Mfg#: 416944
Product#: 438416944
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Sikasil-728 NS is a non-sag, one-component, ultra low modulus elastomeric, neutral cure silicone sealant. Meets the requirements of ASTM D-5893; ASTM C-920, Type S, Grade NS, Class 100/50, Use NT, T,M,G, A,O with an ultra low Shore Hardness; TT-S-00230C,


  • Jet fuel resistant
  • Bonds to most substrates without priming; best performance obtained in horizontal joints when primed
  • Excellent for use on all types of concrete joints
  • Ready to use, labor cost reduction
  • More productivity
  • All season ease of application
  • Excellent flexibility for dynamic joint movement
  • Excellent for vertical joints
  • Extremely long service life
  • Excellent flexibility for extreme high and low temperature conditions
  • Resistant to road salts


  • Brand: Sika
  • Product Line: Sikasil-728 NS
  • Pressure Range: 175 psi
  • Functional Cure: 24 hr
  • Applicable Materials: Concrete, Steel, Glass, Aluminum, Ceramic
  • Capacity: 29 oz
  • VOC Content: 21 g/l
  • Type: 1-Part, Neutral-Cure, Non-Sag, Ultra Low Modulus
  • Form: Solid
  • Odor/Scent: Oxime
  • Shore Hardness: 5 -10 Shore A
  • Packing Type: Cartridge
  • Temperature Range: -80 TO 350 deg F
  • Drying Time: 15 - 25 min Skin Over, 30 - 40 min Tack Free
  • Composition: Methyl Ethyl Ketoxime, Oximino Silane
  • Color: Limestone
  • Media: Carbon Dioxide, Foam
  • Standards: ASTM C920
  • Flammability Rating: 1
  • Specific Gravity: 1.28
  • Flash Point: 212 deg F
  • Usage: For Highway Joints, Bridges, Stadiums, Parking Garages, Plaza Decks, Saw Cut Joints