... is based on hot air welding technique,using principles of self-propelled hot together,after practice, ... rubber rolling wheels,finishing stainless steel.high-performance hot air the key parts are taken by ... cloth, shearing cloth, Baoli cloth, mesh cloth, PVC, and PE. MAIN TECHNICAL PARAMETERSRated voltageAC110-240V Frequency50- ... similar products on the market) LECAI BRAND NEW PVC WELDING MACHINE