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Acid zinc surface treatment
  
Performance
1, coating adhesion: bake 300 degrees for half an hour, immersed in water does not bubble;
2, corrosion resistance: 120h neutral salt spray test no white rust, 720h neutral salt spray test no red rust;
3, coating film thickness: 8 ~ 35UM
4, cyanide: zero environmental protection;
5, waste water discharge: Standard
CRAFTS PROCESS
  
CRAFTS PROCESS
  
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