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PP is a Pre-Pregnancy whichever first word referred to, called the film. It is a glass fiber cloth fabric or other fibers, resin impregnation and after removal of the solvent program for local semi-hardened material, commonly referred to as "film . "in this state, because the material belongs to the unpolymerized state. Usually the circuit board substrate manufacturers, the use of different thicknesses nip PP to produce a variety of circuit board materials used, while also providing the entire volume of the produced multilayer PP the wiring board commonly used PP models are: 1060/1080/2116/7628 and so on.
For reprint, please indicate by www.pcba.co
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