There are five plastic blow moulding methods: extrusion blow moulding, injection blow moulding, stretch blow moulding, multilayer blow moulding and foam blow moulding. The process of blow moulding products is generally: the preparation of raw materials and the production of i-shaped blanks for trans... read more
1. Extrusion honing machine: used to fix the parts and fixtures in the specified position, and apply squeezing force to the grinding abrasive. The extrusion honing machine has two opposing abrasive cylinders. When closed, the parts or fixtures are clamped to squeeze the abrasives from one cylinder t... read more
Extrusion honing: also known as abrasive flow processing. This process method uses a semi-solid abrasive abrasive. Under the action of the extrusion honing machine, the abrasive reciprocates on the surface of the machined part, and affects various parts. A new type of process for grinding and polish... read more
In order to prevent early failure of the mould and effectively extend the service life of the mould, corresponding preventive measures are mainly taken from the following aspects. 1. Mould material.Since the cold work mould bears a large unit extrusion force, high-performance mould materials with hi... read more
The quality of cold work moulds will directly affect the quality of their products. The life of the mould determines the production cost and economic benefits of the parts. There are many factors that affect the cold work mould. Therefore, the failure modes of cold work die are also various. Accordi... read more
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