(1) polyimide pressure-sensitive adhesive tape with silicone resin This kind of tape is made of polyimide material with heat-resistant silicone adhesive, which shows excellent dielectric insulation properties, high heat resistant, excellent solvent resistant, mask-off gold finger contacts during wave soldering, and is widely used for electrical insulation on motor, transformer, coils, pcb making and so on. (2) polyimide pressure-sensitive adhesive tape with acrylic resin This kind of tape is made of polyimide material with acrylic adhesive, which shows excellent dielectric insulation properties, high heat resistant and is widely used for electrical insulation on motor, transformer, coils and so on. Product supply: Packing: carton Min qty: 1000 m2 each size in a lot. Shelf life: one year from the data of delivery. It can still be used if it is qualified by testing after one year according to above technical requirement.