OTTOSEAL S 25 Silicone Sealant

The acetate high-temperature silicone

  • 1-component acetate-curing silicone sealant
  • Extraordinary high temperature resistance up to +300 °C
  • High adhesive power
Fields of Application
  • High temperature resistant and still elastic bonding and sealing, e. g. for cast member heating boilers, exhaust boxes, tile stoves etc.
  • Also suitable for applications in automotive areas for engines and gearboxes
Standards and Tests
  • UL 94 Flame Classification HB, RTI 105 °C, File No. E 176319
  • Suitablefor applications according to IVD instruction sheet no. 31+35 (IVD = Germanindustry association sealants)
  • French VOC-emission class A+
  • Certified according to GOS
Technical Documentation
Product Color Options


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