In order to maintain stable quality and high production life of plastic molds, the importance of the quality of the steel used is self-evident. The quality of the steel material directly affects the life of plastic mold quality. Therefore, when selecting plastic mold steel, it is necessary to consider the mold steel suitable for the customer's needs.

There are many types of chairs on the market, which are mainly divided into wood, cloth, plastic, glass and metal according to the material.Considering the principle such as practical economy, the table of different material is having certain limitation on using domain.In this paper, several points of attention for the mold of plastic chair are summarized.

There are many types of chairs on the market, which are mainly divided into wood, cloth, plastic, glass and metal according to the material.Considering the principle such as practical economy, the table of different material is having certain limitation on using domain.In this paper, several points of attention for the mold of plastic chair are summarized.