As the main tool for the manufacture of workpieces, moulds are becoming more and more accurate for mould processing due to the increase in demand

Nowadays, hot runner moulds are widely used. Not only can they save raw materials, but also reduce the discharge of waste products and improve the

Quality problems will seriously affect the performance of the extrusion die and the production of related workpieces. Therefore, when the extrusion die is in production,

(1) Metallurgical quality Metallurgical quality has a great influence on the performance of die steel. Only with good metallurgical quality can the various properties of

1. Advantages (1) Metal parts with complex shapes, clear outlines, thin-walled deep cavities can be manufactured. Because molten metal maintains high fluidity under high pressure and

Casting can be divided into gravity casting and pressure casting according to the pouring process of molten metal. Gravity casting refers to the process of