ThreeBond TB5211 Neutral Curing Silicone Sealant

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ThreeBond TB5211 is a neutral curing silicone sealant for civil engineering, construction and industrial use, with excellent adhesion, durability, cold and heat resistance, and weather resistance.


ThreeBond TB1212 Neutral Curing Silicone Sealant

Threebond TB5211 Neutral Curing Silicone Sealant is a single-component, non-slumping paste, solvent free and non-acid RTV (room temperature vulcanizing) silicone sealant which has been developed for civil engineering, construction and industrial use. ThreeBond TB5211 cures spontaneously on exposure to atmospheric moisture and forms a durable rubber solid.

  • Excellent adhesive strength to glass, metals, wood, plastics, UPVC, concrete, ceramics etc.
  • Excellent weather-proof characteristic and maintains constant performance. Stable against sunlight, ozone, water, temperature change, etc. and maintains permanent elasticity without deterioration and colour change.
  • Outstanding cold and heat resistance maintains stable rubber-like elasticity over the wide temperature range from – 70°C to +260°C.
  • Joints for mortar, concrete blocks, precast concrete, etc.
  • Viscosity: Paste
  • Specific Gravity: 1.04
  • Skin Over Time: 45 mins
  • Shore Harness: 23A
  • Elongation: 500%
  • Tensile Strength: 2.5 MPa
  • Shear Strength: 1.4 MPa (Al)
  • Effective Temperature Range: -70°C ~ +260°C

Additional information


Black, Clear, White