Anti-jamming, defending strike sparks high-frequency plastic welder PVC BAG, BLISTER,FALATABLE PRODUCTS,MAT,RAINCOAT 1. ... product and needAnti-jamming, defending strike sparks high-frequency plastic welder Mainly used in: Sucking and molding packaging (including heat ... system, production are high in efficiency, i.e.: Have mould drop, heating bonding, cool, mould time can preserve, and can be finished ...