This backing is used for one-side automatic welding to reinforce F/G layer. It is also easily used at bending parts.

本衬垫供单面自动焊接用F/G层的加强，也易用于弯曲部分。

youdao

This backing is used for one-side automatic welding to reinforce F/G layer. It is also easily used at bending parts.

本衬垫供单面自动焊接用F/G层的加强，也易用于弯曲部分。

youdao