Gwifren bigog llinyn dwbl wedi'i gorchuddio â PVC ar gyfer ffens ddiogelwch

1. Paint treatment: spray a layer of paint on the surface of the barbed wire, which can increase the wear resistance and corrosion resistance of the barbed wire.
2. Electroplating treatment: The surface of the barbed wire is plated with a layer of metal, such as chrome plating, galvanizing, etc., which can improve the corrosion resistance and aesthetics of the barbed wire.
3. Oxidation treatment: Oxidation treatment on the surface of the barbed wire can increase the hardness and wear resistance of the barbed wire, and can also change the color of the barbed wire.
4. Heat treatment: the high temperature treatment of the barbed wire can change the physical properties of the barbed wire, such as hardness and toughness.
5. Polishing treatment: Polishing the surface of the barbed wire can improve the gloss and aesthetics of the barbed wire.