The bumper has a crack of 2 cm and needs to be repaired. Professional plastic welding torch can be used to melt the plastic-coated electrode and the surface of the film by heating, so as to realize melt bonding. Secondly, after repairing cracks, paint needs to be touched up. For some relatively large cracks, it may be impossible to repair them, and even if they can be repaired, it is difficult to ensure their buffering effect. At this time, it is necessary to replace the new bumper.

Bumper is an important safety device to absorb and reduce external impact and protect the front and rear parts of the car body. Generally speaking, the front part of the car is distributed at the front and rear ends, and is mostly made of high elastic materials such as plastic and resin. Especially the factory produces silk and so on. Bumpers are mainly used to reduce the impact of minor collisions on cars.

Beauty maintenance skills of hard plastic parts of automobile bumper;

1. Clean hard plastic parts, such as bumpers. Thoroughly clean the bumper surface with plastic cleaning solution to remove dirt or grease, and thoroughly dry, air dry or air dry.

2. Paint bright wax on the surface of plastic parts such as bumper. Bright wax can form a protective film on the paint film to prevent oxidation and acid water erosion. It can also prevent the paint film from sticking to dust. Million car purchase subsidy