3" plastic core , 33m/50m length, from 3mm width upward Detailed Product Description5Color Adhesion Type Backing Thickness (mils/mm) Total Tape Thickness (mils/mm) Adhesion to Steel: N/25mm Tensile Strength (N/25mm) Elongation: % Dielectric Strength, volts Insulation Class, centigrade Temperature Resistance Resistance to: acids, oils, solventsAmberSilicone1/0.0252.5/0.0656.5120>507000H 180°260°C ...