... Machine specially for welding PVC coted canvas, awnings, tents and truck cover. High Frequency Canvas Welding Machine GK-8G/QF-ASpecifications: ModelGL ... beach bag, Big inflatable toys, Outdoor tent, Truck paulin, Rain canvas, Water bag, Umbrella FEATURE ARC SUPPRESSOR:When sparks occur, the ... welding time considerably to raise the machine productivity. High Frequency Canvas Welding Machine