Category: MFG Guide

As a measure to reduce the friction between automobile engine parts, it can be roughly divided into the following three types. One is to reduce...

Oxidized pellets have good mechanical strength and metallurgical properties, and have become an indispensable high-quality charge for blast furnace ironmaking. However, the lack of domestic...

As we all know, the hydrogen in the material will be trapped at various trap positions (dislocations, grain boundaries, precipitates and inclusions, etc.). The heating...

In the design process of aluminum alloy die castings, many customers are uncertain about the thickness of aluminum alloy die castings, and they do not...

It is necessary for a professional foundry person to know this scrap knowledge!  Scrap steel is a general term for ferrous metal scrap in scrap...

 1. Stoma     This is a small cavity formed by the gas that has not escaped during the solidification process of the metal. Its...

One table to understand the heat treatment of steel products: Name Heat treatment process Purpose of heat treatment 1. Annealing Heat the steel to a...

 1. Appearance, size and fit of the molded product 1. Defects on the product surface are not allowed: lack of material, burnt, top white, white...

    Carburizing and quenching is actually a composite process, namely carburizing + quenching. We are often used to talk about the two together, because...

 1. Graphitization process of cast iron     The formation process of graphite in cast iron is called graphitization process. The basic process of the...