Silicone: Hm270 295G Acetic Cure General

Silicone: HM270 295g Acetic Cure

  • $38.00

OSI HM270 easily withstands temperature extremes from -51°C (-60°F) to 204°C (400°F) without adverse effects. It is highly resistant to ultraviolet light and is virtually unaffected by other harsh environmental elements. OSI HM270 offers superior elasticity and long-life reliability. It forms a permanent watertight and weatherproof bond to materials like glass, ceramics, aluminium, primed steel and some plastics.


  • For Non-Porous Materials
  • Water-Resistant & Weather-Proof
  • Permanently Flexible, +/- 25% Joint Movement
  • Easy Extrusion in Any Weather

Not recommended for the following applications:

  • Use with concrete, marble, brass, copper, oily woods, limestone, brick, lead surfaces, polyethylene, polypropylene,
    polytetrafluoroethylene (PTFE) and other related materials
  • Joints subject to continuous water immersion (i.e. swimming pools, boats, etc)
  • Horizontal joints or traffic bearing joints where abrasion resistance is required (i.e. walkways, driveways, runways, etc)
  • Applications in totally confined or air-free spaces
  • Sealing green or vulcanized rubber
  • Use with potable water systems
  • Direct contact on the reflective coatings on mirrors
  • Applications requiring painting (paint will not adhere to silicone.)

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