The car front bumper is a beam between two fog lights under the grill, and the rear bumper is a beam under the rear lights. The front bumper is a beam between the fog lights under the Grille and the rear bumper is a beam under the rear lights. The front end and rear end of the car are equipped with bumpers, which not only have the function of decoration, but also have the function of absorbing and softening the impact of the outside, protecting the body of the car and protecting the passengers.
The outer plate and the buffer material are made of plastic, the crossbeam is pressed by cold-rolled thin plate with thickness of about 1.5 mm to form a u-shaped groove, the outer plate and the buffer material are attached to the crossbeam, and the crossbeam is connected with the frame crossbeam by screws, it can be removed at any time.
This kind of plastic bumper uses the plastic, generally uses the polyester system and the polypropylene system two kinds of materials, uses the injection molding method to make. There is also a kind of plastic called polycarbonate, infiltrated into the alloy composition, using the alloy injection molding method, the processed bumper not only has the high strength rigidity, but also has the welding merit, and the coating performance is good, more and more of it in cars.
