Specifications and performance: Plastic welding rods.6 various colors and 3 types of materials meet your multiple need. The welding rods has electrical properties and high frequency insulation from humidity, not easy to wear or age. Material application: plastic welder-ABS is suitable for being used to make automobile interior panels, center consoles, and motorcycle shells. PVC is suitable for being used to make PVC plastic sinks, pipes, and trunking. PE is suitable for being used to make trash cans, wipers, and water bottles. And PP is suitable for being used to make automobile bumpers, headlights, front and rear baffles, and motorcycle inner panels. Easy :The welding of the thermoplastic can be achieved by steps: 1. Surface preparation: the surface must be cleaned up to smooth -up welding; 2. Heating: multiple heating methods are available subject to different welding methods. 3.Pressurizing. 4. Diffusion or welding. 5. Cooling: the last step of plastic welding is the cooling of the weldment and the solidification of the joint. Multiple ApMultiple Applications:Plastic welding rods kit Works on fixing cracked car bumper, fenders, inner plate, plastic water tank, PVC pipe, water pipe and more. Used for bumper , battery car's battery shell, motorcycle's inner plate etc.plications:Plastic welding rods kit Works on fixing cracked car bumper, fenders, inner plate, plastic water tank, PVC pipe, water pipe and more. Colour: Multicolor Material: PP+PVC+ABS Size: 20cm Package Contents: 1 set x welding rods (10 pcs each for white/red/black/blue/PP material) 10 x gray welding rods (pvc material) 10 x beige welding rods (ABS material) Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.