Twin screw and barrel are made of high quality 38CrMoAIA, 42CrMo, 304 stainless steel and other materials from well-known manufacturers in domestic and abroad. The advanced nitriding process, corrosion resistant and wear-resistant bimetal spraying process are adopted to meet the technical requirements and improve the wear resistance of screw, prolong the service life.
Lianzhong Industry Co.,Limited is one of the biggest supplier of bimetallic screw&barrel and twin screw&barrel in China. The occupied area is more than 14000 ㎡. Integration of “Science and technology, production, sales”, introducing into the high and new technology, w dedicate to research and develop Cobalt-based Tungsten carbide super hard bimetallic screw and barrel with high wearing resistance, high corrosion resistance, high hardness which lies in the top place in the world now.
