Hot air seam sealing machine 3 model design;PLC control;PC ... 28mm;max temp 800 C Hot air seam sealing machine is applied to Nylon-PVC, nylon-PU, rain ... -suits, tents,waterproof coverings' sealing...Hot air seam sealing machine ==Features==1, LCD screen, steady operation, reliable quality, ... , snow-suits, tents, military waterproof coverings, waterproof bags, motorcycle covering and boat covering, etc.