The products adopt advanced surface cleaning process with copper wire, surfacesmooth smooth, copper layer firm, application of homogeneous new composite rust inhibitor of materials, excellent anti-corrosion properties, packaging color can make constant and closed for a long time, using fine stainless steel exhaust routing technology and excellent welding performance, stability, small splash, arc and moderate stiffness of silk weld flat, smooth and beautiful, silky send high efficiency advantage, applicable for automatic semi-automatic welding all-round. The products are mainly applied in low carbon steel, alloy steel, widely used in vehicle bridge engineering, engineering machinery, structural steelwork, shipbuilding, container, etc. Our products have been exported to Middle East, America and Europe and other countries.