The Hylomar 300 Series Acetoxy Curing Silicone Sealant offers high levels of adhesion to metals, plastics, glass and ceramics.Wide operating temperature range -50 to +250ºCHigh temperature version available with maximum operating temperature of 350ºC (depends on application)Permanently flexible with water and weather resistanceResistant to automotive fluids (not fuel)Engineering grade (no fillers or solvent added to reduce cost and / or performance)The Hylomar 300 Series Acetoxy Curing Silicone Sealant has high tensile strength and good elongation for improved mechanical performance. The Hylomar 300 series is a full engineering grade silicone sealant and does not intentionally contain fillers and solvents found in some other sealants which can reduce the performance.Ideal for most automotive and engineering applications.85g Tube or 300ml cartridge sizes.