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ZHENGZHOU SHUANGLIAN METAL PRODUCTS CO., LTD.

Year Established:2013

Business Type:Business Service

Management Certifiation:

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Product Description

Shaft Parts Machining Procedure
No.	Process Flow	Tolerance	Roughness	Range
No.	Process Flow	Grade	(Ra)mm	Range
1	Rough Turning	IT13~IT11	50~12.5	For all metal(No heat treatment),Nonmetallic materials
2	Rough turning-Semi Fine Turning	IT10~IT9	6.3~3.2
3	Rough turning-Semi Fine Turning- Fine Turning	IT8~IT7	1.6~0.8
4	Rough turning-Semi Fine Turning-Grinding	IT7~IT6	0.8~0.4	For all steel,cast iron,etc.
5	Rough turning-Semi Fine Turning-Rough Grinding-Fine Grinding	IT6~IT5	0.4~0.2
6	Rough turning-Semi Fine Turning-Rough Grinding-Fine Grinding-SuperFine Grinding	IT5~IT3	0.1~0.008
7	Rough turning-Semi Fine Turning-Fine Turning-Superfine Turning-SuperFine Grinding	IT5~IT3	0.1~0.008	For nonferrous metals

Company Profile

Zhengzhou Shuanglian Metal Products Ltd. was established in 2003. Mainly engaged in metal parts machining and metal mold manufacturing, the main products are: Auto parts, valve parts, prosthetic parts and metal molds. More than 90% of products exported to the United States, Europe and other regions.

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