SOMAFIX

S257 RTV Silicone (Auto Gasket)

Product Description One component, flexible acid-curing silicone. It bonds and seals. Non paintable.  Used for sealing and gasketing applications. Heat resistance up to 350°C.
Volume
280 ml
Quantity per box
24
Pallet (Box)
144
Colour
Areas of Application
Usage
Technical Data
Used in areas exposed to high temperatures. Suitable for sealing cylinder heads of all types of motor vehicles; in electric heating devices and steam irons; in gasket areas of vehicle headlights and taillights; in oil pumps and gearboxes; in connections of all kinds of installations; in sealing water and oil circulation pumps; around industrial furnaces and chimneys; in heating mechanisms; and as an adhesive and insulator.
  • Surface to be applied must be dry and clean, free of dust, dirt, and grease.
  • Tape both sides of the application area.
  • Cut the cartridge tip and place it in the gun.
  • Cut the tip of the nozzle, attach it to the cartridge, and apply the silicone.
  • Clean uncured silicone residue around with soapy water.
  • Protect from water for 3 hours after application.
Chemical Basis Acetoxy
Skin Forming Time 5-20 min
Curing Rate 4-5 mm/day
Density 1,03 g/cm3 ± 0,01
Elongation at Break % 150 ± 30
Tensile Strength 0,7 ± 0,1 N/mm2
Hardness Shore A 25
Thermal Resistance -40ºC to +350ºC
Application Temperature +5ºC / +40ºC
Storage Temperature 0ºC / +35ºC
Shelf life 18 months