With automated robot polishing machines, our factory can provide wholesale water bottle products with ideal surface at the most stable and reliable high speed pressure control. After polishing appearance inspection, we will carry out salt spray test.
After powder coating or spray painting process, our water bottle products will have adhesion fastness test and dishwasher safe test, to guarantee the stainless steel material hardness, thickness, and decoration layer adhesion fastness.
For silk screen logo, our inspectors will use 3M brand tape to test quality. Meanwhile, UV test can be carried out to understand how stainless steel materials withstand the damaging effects of UV light.