Q
What's the surface different between first class material and recycle material
A
Surface very smooth, without pitting and hole, very shine
After high standard requirements on polishing process, we can meet the requirements of electroplating, fine polishing and other application as the result of good smoothness and brightness of our tubes without any pitting, and hole. 


Surface with pitting, sand hole, peeling.
Some tubes made by recycled material are usually have surface issues like peeling, sand hole and pitting.

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