As we all know, in order to reduce the damage and ensure the normal operation of the equipment, proper amount of automobile oil must be added to some key parts of the equipment when we use cold heading machine to manufacture bolts. Therefore, it is difficult to avoid oil stains on the bolts produced. Generally speaking, the bolts stained with oil can not be sold. Therefore, we must carry out moderate degreasing, grinding and polishing for the bolts of Lantern big cap rivets. Only in this way can the cleaned bolts be regarded as necessary for customers. What should be paid attention to when washing bolts? How to wash out the standard bolts? We will answer your questions

1. First select the product label, identify the material, and then clean it up

A. Aluminum nail: use degreasing powder, aluminum acid removal, grinding and polishing machine cleaning.

B. Stainless steel plate (302 / 304 / 316): it should be cleaned by degreasing powder, cold stripping, grinding and polishing machine.

C. Copper (red copper / red copper): use cold stripping, polishing agent cleaning.

2. Regardless of all materials, if the rod diameter has tapping or rubbing flowers, try to use vibration.

3. For the red copper / red copper bolts in the half space center, oil should be thrown first, and then the semi hollow rivets should be cleaned to avoid the oxidation probability of commercial air.

4. The length of the aluminum nail rod in the half space center is less than 5.0. It is necessary to throw oil before cleaning.