The surface treatment from the mould is also very crucial.;price - steel are available like, not as expensive as you possibly can; taking into account the cost factors belonging to the mould, mould steel materials as well as life of the mould really should be selected to avoid unnecessary waste material; general P20 life of MORE THAN TWO HUNDRED, 000 or so; 2738, 50 million no problem, H13/2344 is usually 80-100 million or higher, according to the situation; THREE heat treatment.A bundle of plastic products with undercuts or side holes need to be laterally typed Kitchen Moulding before they are generally pushed out. Choosing the right steel is usually a top priority. The criteria regarding selecting steels are: 1 prerequisites for injection moulding materials : different plastics should use various steels, such as high polishing demands, corrosion resistance requirements, etc. After pulling out there the lateral cores, they is often demoulded smoothly. From the finalized stages of design, processing, assemblage, and debugging, it can be truly placed into use. At this time period, the side core-pulling mechanism should be set in the mould.. Nitriding - can enhance this surface hardness of steel, effectively extending living of the die; plating - can effectively modify the mould steel, for some need high brightness and corrosion resistant plastic parts can use the plating to enhance and enhance the performance of steel. The mould manufacturing process is really a complex process. In the whole existence cycle, the factors affecting mould quality mainly add the following ten aspects: Steel is the decisive factor in the quality of the mould