Foxnovo High Temperature Heat Resistant Tape Polyimide Film Adhesive Tape (30mm33m) Color: mainly tawny. Material: durable polyimide and silicone. Size: Width: about 30mm; Length: about 33m /100ft. Heat resistance: about 280C. High insulation, high temperature resistance, acid and alkali-resistance, low electrolysis, mechanically sound, crocking resistance, tear-resistance, without rest on surface when tear Ideal for protecting sensitive printed circuit board (PCB) components such as gold leads and gold fingers during the process of wave soldering. Also extensive use as electrical insulation for transformer, motor, coil, capacitor and frequency conversion power supply in electronic industry.