One-step Solution for Stainless Steel Tube Inner Scratches

One-step solution for tube inner wall scratching. How to prevent scratches and white rust of seamless pipes?

In the process of using the pipe machine, some customers will find unexpected scratches on the inner wall of the pipe, which will affect the quality and appearance of the pipe, so what should manufacturers who want to pursue high quality do?

Here is a low-cost solution.  Install PTFE at the front and rear of the mandrel. 

The good thing about doing this is: 

The mandrel used by the pipe machine and the inner wall of the pipe drag each other and cause friction.

The PTFE can isolate the welding dust and garbage.