Black Polyimide TapeBlack polyimide tape for applications that call for opacity or lower reflectivity. Select silicone or acrylic adhesive, 1, 2 or 5 mil film backing, and width. Each roll is 36 yards.Adhesive temperature limits: Silicone: up to 500°F / 260°C; acrylic: up to 300°F / 150°C. Confirm suitability for your substrate and process.Silicone adhesive specifications Specification 1 mil (BPT1S) 2 mil (BPT2S) 5 mil (BPT5S) Color Black Black Black Polyimide film backing 1 mil 2 mil 5 mil Total tape thickness 2.5 mil 3.5 mil 6.5 mil Tensile strength 32 lbs/in 53 lbs/in 95 lbs/in Elongation 40% 45% 50% Dielectric strength 7,900 V/mil 12,500 V/mil 19,500 V/mil Maximum recommended operating temperature 500°F / 260°C 500°F / 260°C 500°F / 260°C Adhesion to steel 25 oz/in 25 oz/in 25 oz/in Roll length 36 yards 36 yards 36 yards Acrylic adhesive specifications Specification 1 mil (BPT1A) 2 mil (BPT2A) 5 mil (BPT5A) Color Black Black Black Polyimide film backing 1 mil 2 mil 5 mil Total tape thickness 2.5 mil 3.5 mil 6.5 mil Tensile strength 32 lbs/in 53 lbs/in 95 lbs/in Elongation 40% 45% 50% Dielectric strength 7,900 V/mil 12,500 V/mil 19,500 V/mil Maximum recommended operating temperature 300°F / 150°C 300°F / 150°C 300°F / 150°C Adhesion to steel 25 oz/in 25 oz/in 25 oz/in Roll length 36 yards 36 yards 36 yards 10–24 rolls qualify for 5% off; 25 or more qualify for 10% off automatically. For custom widths, volume quotes or technical documentation, contact us.