OTTOCOLL S 645 2K structural silicone

The premium 2-component silicone for structural glazing

  • Excellent weathering, ageing and UV-resistance
  • High resistance to notches, tension and tearing
  • Very good adhesion on many substrates
  • Non-corrosive
  • High elongation stress value
  • Fast curing even in thick layers
  • Low odour
  • Design values available for the structural engineer
Fields of application
  • Elastic bonding and sealing of various materials, e.g. glass, wood, metal and plastics
  • Bonding of structural glazing units
  • For adhesive bonding subject to building supervision approval
  • Bonding and sealing of glass elements (e.g. partition walls, all-glass corners, glass parapets)
Standards and tests
  • Tested according to ETAG 002
  • European Technical Assessment ETA-19/0692
  • CE marked
  • Tested fire behaviour in accordance with EN 13501: class E
  • Certified according to SNJF-VEC
Product Color Options

For technical reasons, the colors shown may differ from the original colors of the products. For an exact color representation, please contact us to request the original color samples.






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