... large number of continuous improvement,high torque motor assembly machine,precision gear,heat resistant rubber rolling wheels,finishing stainless ... cloth, Lightbox Fabric, Shade cloth, shearing cloth, Baoli cloth, mesh cloth, PVC, and PE. MAIN TECHNICAL PARAMETERSRated voltageAC110-240V Frequency50 ... temperature ( better performance than similar products on the market) AUTOMATIC PVC WELDING MACHINE