pre framed aluminum window screens

From the spraying, spraying blade gill net (PVC blade gill net, coated blade gill net) is also called spraying blade barbed rope, spraying blade barbed wire is produced in the future, to carry out anti-rust treatment attack. Plastic-sprayed surface treatment makes it has quite good anticorrosion ability, beautiful appearance gloss, waterproof effect, convenient construction, economic and practical excellent characteristics. Plastic spraying blade barbed wire is a kind of surface treatment method to spray plastic powder on the product blade barbed wire.

In fact, although galvanized hook net is a useful material for iron products, but fundamentally speaking, modern hook net through continuous transformation and improvement, even if it seems to be not useful products, also have a role in its use, here we can turn our attention to people abandoned galvanized hook net.

The invention technology is used to put zinc block into the plating aid pool regularly, so that the bivalent iron in the plating aid becomes trivalent iron, and plays an important measure to stabilize the PH value within a numerical range, and also facilitate the filter filter out the trivalent iron ions in the plating aid; Ferric ion is controlled between 0.3 and 1.0g/L; When hydrogen is not released in the plating aid, the zinc block is continued. It is an effective measure to reduce zinc slag, improve the fluidity of zinc liquid and reduce the thickness of zinc layer to play the role of plating aid filter.