Why is plastic foam used as a filler in the rear bumper of a car?
The filling of the foam in the bumpers is based mainly on two considerations.One is to provide a supporting point for the front face of the car, so that it is not easy to deform during use;Two, in order to reduce maintenance costs, the front bumper is the most vulnerable place to crash, filled with foam inside, you can give a supporting point when the collision, so that it will not deform too much.
The front bumper filled with foam plastics is mainly based on two considerations. One is to provide a support for the car's front face, which is not easy to deform during operation; the two is to reduce the cost of maintenance, the front bumper is the collision prone places, filled with foam can give a support in the collision, not too much deformation. In addition to the above two main factors, reducing noise, reducing vibration and increasing riding comfort are also additional effects of foam plastics.
There are special impact tests abroad. According to the damage degree of the vehicle after the impact, the star rating is given. The more stars, the lower the maintenance cost. Customers can choose the type of car they need according to the star rating.In addition to the above two main factors, reducing noise, reducing vibration and increasing riding comfort are also additional effects of foam plastics.
