Plastic hot-melt repair welding gun, equipped with 200 large-wave welding nails, is used for repairing fractures in car bumpers and various hard plastic parts. The high-temperature hot-melt welding nails reinforce the cracks and the operation is simple. During the operation, proper heat protection must be taken. It is only applicable to hot-melt plastics. After power-off and when the gun head cools down, it should be stored.

The gun body is in the form of a handheld pistol, easy to hold, and equipped with a power switch. The operation is simple. After being powered on, the gun heats up. The wave-shaped welding nails are melted into both sides of the plastic crack, and after cooling, the welding nails solidify, tightening and fixing the cracked area, completing the reinforcement and repair of the plastic part. The kit includes a repair welding gun and 200 large-wave welding nails, meeting the needs of multiple repair operations. The welding nails have good toughness and are suitable for plastic component assembly and reinforcement.
It is suitable for repairing hard plastic components such as car bumpers, plastic lamp bases, interior plastic shells, and plastic shells of household appliances. It can handle cracks and broken gaps. No large-scale replacement of parts is required, reducing repair costs. The equipment works by high-temperature hot-melt. Before operation, take protective measures. It is recommended to wear protective gloves and goggles to avoid burns caused by the hot gun head and molten welding nails contacting the skin.

When using, first clean the dust and oil on the crack surface, align the broken plastic part, power on the welding gun for preheating, press the welding nails into both sides of the plastic layer of the crack, wait for the welding nails to cool and set, cut off the excess welding nail ends, and then do polishing and finishing. It is only applicable to heat-meltable plastics and is not suitable for metals, woods, or glasses. Keep the working environment ventilated. The hot-melted plastic will produce a small amount of odor.

After each use, disconnect the power supply, wait for the gun head to completely cool down before storing. Do not touch the gun head while powered on. If the gun head is damaged after long-term use, you can replace the accessory separately. Store it in a dry and ventilated place to prevent moisture from affecting the circuit. For repairing plastic cracked parts, this hot-melt repair welding gun is a practical repair tool that can reinforce and repair damaged plastic parts.