Jul 4, 2019
Stainless steel circular welding seam flatten rolling Stainless steel water bottle thermos flask making process Circular welding seam flatten rolling
Bottom cap welding seam flattening machine Why we use it? Because it can make polishing effect more uniform #weldingseam #polishing #uniform #machine #bottlemachine
We are constantly developing new machines and new bottle making processes You make bottles,we make solution!
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