How the products are made

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  • How the products are made
❶ Raw materials and Pretreatment

According to specifications, mechanical and chemical treatments are applied to remove harmful substances such as oxide scale and rust from the surface of the raw material.

Raw materials and Pretreatment
Raw materials and Pretreatment
The production process is divided according to the production volume and specifications.
❷ Wire drawing

The outside diameter is made uniform by plastic working, and mechanical properties are imparted.

Wire drawing
❸ Straightening

Twisting the material improves straightness and cuts to uniform lengths at the same time.

❹ Grinding

It removes the outer peripheral abnormal layer and makes the outside diameter and surface uniform.

❺ Drawing

Wire drawing, straightening, cutting, and polishing are performed simultaneously to manufacture cold drawing products.

Product Completion