Technical specifications of silicone sealant 915N Akfix 600 ml Glue type  915N silicone sealant Weight / volume 600 ml Color / type  Cartridge / transparent, white, black packing 12 digits The nature of the base material Silicon Drying system Neutral Density of transparent and aluminum models (g / ml) (according to ASTM D 792 standard) 1 + - 2/03 Density of other colors (g / ml) (according to ASTM D 792) 1 + - 20/03 Hardness of shore A Transparent and aluminum models (after 28 days) 25-17 Hardness of shore A Other colors (after 28 days) 32-22 Tensile strength (N / mm2) (at 23 و C and 50% relative humidity; according to ISO 8339) . 4/0 Drying speed (at 23 و C and 50% relative humidity) At least 2.5 mm in 24 hours Closing time of the initial layer (at 23 و C and 50% relative humidity) 10-5 minutes Temperature resistance (° C) 60- to 180 Applied temperature (° C) 5 to 40 Increase the length to the point of rupture of transparent and aluminum models (according to ASTM D412 standard) 400% ≤ Increase the length to the point of rupture of other colors (according to ASTM D412 standard) 350% Elastic return (according to ISO 7389 standard) About 100% Shaving rate (according to ISO 7390 standard) Zero