Welding seam is formed by melting and connecting the welding rod and the metal at the joint by using the high temperature of the welding heat source. After the weld cools, the two weldments are connec...
Because the grinding effect of fabrics is at the cost of sacrificing the strength of fabrics, there is a problem of optimum balance between the grinding effect and the strength of fabrics. To grasp th...
As an industrial product, you may not know much about disc sandpaper, but its application range is wide. Disc sandpaper is used in the production process from the space shuttle to the mobile phones an...
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