Position:Mingliang Steel Ball > Quality >
Manufacturing Process
Wire Drawing, Cold Heading, Grinding, Heat-Treatment, Lapping, Polishing, Punching, Drying, Packaging.
Quality Control
After precision washing, oiling & before packing sample balls from the batch are sent for final audit to check for surface roughness, roundness, waviness, lot size variation and hardness in a sophisticated laboratory, according to specified control plans and dock audit procedures. Once all requirements are met, a test certificate is then prepared for the customer. Our sophisticated laboratory is equipped with high precision, worldwide respected machines and equipment and is managed by properly trained and qualified personnel.

CONTACT US
Tel:020-81623083
Fax:020-81623083
Email:mlball@yshinee.com
Address:Liji Industrial Park, Yuncheng County, Shandong, China
Copyright 2016 © Shandong Yuncheng County Mingliang Steel Ball Factory  All Rights Reserved
By:Sgin
Links: Decok Steel Ball