We supply screws barrels for worldwide Plastics & Rubber company.

With over 20 years experience, we understand screws barrels.

To help customer find the most suitable products, we have a wide selection on treatment and base materials, which are purchased from the leading manufacturers in the world and in China.

Screw Alloy Type Ni60 Alloy Colmonoy 56 Alloy Colmonoy 83 Alloy
Wear Resistance ???????? ???????? ??????????
Alloy Components Ni+Cr+Fe+Si+B+C Ni+Cr+Fe+Si+B+C Ni+W+Cr+C+Fe+Si+B
Hardness (HRC) 56~62 53~58 50~55

More details, please feel free to contact us. Thank you in advance.

Skye Zeng

E.J.S Industry Co., Ltd

Tel: 0086-574-8306 5911

Mob: 0086-15867136577

Fax: 0086-574-8306 5601

Add: No.55 Dongdu, Haishu, Ningbo, Zhejiang, China 315000

***To find out more about EJS/Skye, please visit



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