As a High-End ironmongery manufacturer, Vansko has been committed to creating more exquisite and delicate products for customers.
We focus on OEM service and develop more useful，safe and beautiful hardware products for people together with product managers in the architectural hardware industry.
More informtation : vansko.cn
Email: info@vansko.cn
Any enquiry will be responded in 24 hours
After receiving the precision-cast stainless steel product and we did a Salt Fog Test after polishing , and the problem is shown in below picture.
But why does this problem occur?
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