The instructions for the use of the road drainage ditch mold are based on the detailed drawing provided by each project for mold welding or injection molding. Because the materials of the road drainage ditch mold are different, the plastic material or steel template can be selected according to the actual concrete drainage ditch and the design of the split and overall drainage ditch. The common road drainage ditch mold is one of many molds, which is formed by bending and welding with steel mold. With the continuous improvement of living standards, the demand for molds is also constantly developing and improving. Nowadays, highway drainage ditch molds have been widely used in our lives. However, concrete drainage ditch molds are often damaged in the use process. Why? What are the causes of mold damage? Lets learn about them together. First of all, the loss of the die is mainly caused �������appby the problem of raw materials used in the preliminary processing of the die. In order to earn more profits, some businesses use ordinary quality steel or recycled materials. The performance of the materials is poor and not wear-resistant, which leads to the wear of the mold.