Polishing is very important for the tank, we do all the polishing/pickling treatment on the inside and outside of the tank;Polishing precision 0.2-0.4um, internal mirror polishing.
Our argon central welding system provides 100% pure argon to prevent tank distortion during welding..
Raw material stainless steel 304 material raw material and parts meet the food standard, there will be quality testing, pressure testing, leakage testing, pipeline testing.
So every process will go through a certain amount of testing, and all parts and components, etc. We have passed the formal testing.