perforated corrugated sheet

The biggest feature of barbed rope used to circle cattle and sheep is that the price is relatively cheap. For users engaged in the breeding industry, the investment is not small. The use of barbed rope to fence is to reduce the cost on the one hand, and the protection effect is better on the other hand.

5. It prevents your dog’s fear from causing chaos or other problems.

If the zinc coating is good, but when the light comes out in 3% nitric acid, there is a dark shadow on the coating, and the film is brown when passivation occurs, which may be caused by foreign metal impurities such as copper or lead in the galvanized liquid. When there is a problem in the process of galvanizing, check the temperature and current density first, and then measure and adjust the content of zinc and sodium hydroxide in the bath through the analysis of the bath. Whether DPE levels are low can be determined by Hull cell test.

The smaller the mesh of decorative hook mesh, the finer the demand wire, the larger the mesh, the thicker the demand wire. For example, 6.5cm mesh aperture, the required iron diameter is 3.5mm-4mm. Then a fine welding will be broken, and then thick and heavy, workers can not bear.