Disposible Face Masks and Protection Suits

It is inevitable that the abrasive belts may break during use. So how do we solve this problem?1. Loose and cracked joints of abrasive belts: Strengthen the quality control in production to meet the n...

TIME:13th-15th August 2019Add: ZHENGZHOU International Exhibition Center Zhengzhou

15. SeamThere is obvious seam penetration on the surface of the finishing coat, and the seams are parallel to each other. They are most common on black or other dark-colored paint surfaces. (1) Cause...