hardened concrete nails

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Latest articles

  • As we all know, the purpose of painting the fence fence factory is to make the product better anti-corrosion effect. So what should we pay attention to in the product painting?

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  • When pickling, we should pay great attention to the acid has a strong corrosion, so when adding acid, we must pour acid into water, and it is along the wall of the cylinder, not a splash down, so as not to cause splash. Remember the order of pouring acid, acid into water rather than water into acid, water into acid will cause splashing and boiling, when pouring acid must wear protective glasses, must ensure that there are no non-professional onlookers, so as not to cause some risk of splashing acid.

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