... machine is applied to Nylon-PVC, nylon-PU, rain coats, snow-suits, tents,waterproof coverings' sealing...Hot air seam sealing machine ... heat gun is depending on the natural high-pressure air blower; avoid the impact of inside heat tube of the conventional ... Nylon-PVC, nylon-PU, high-class rain coats, wind coats, snow-suits, tents, military waterproof coverings, waterproof bags, motorcycle covering and ...