Yantai Chongxin Machinery Co.,Ltd. is a high-tech enterprise, which is the member of the China Heat Treatment Association, ShanDong Foundry Association. The company is located in the National-Level Hi-Tech Industry Park in Yantai. The company specializes in the production of kinds of high temperature centrifugal cast tube, castings of heat-resistant, wear-resistant, corrosion resistant alloy steel.Production process:centrifugal castingsilica sol precision castingresin sand casting Lost foam castingSize range:Centrifugal cast tube: 50 mm to 2000mm diameter.Casting size: 1kg to 5000kg.Equipment :-Electric arc furnaces, Medium frequency induction furnaces, Centrifugal casting machines, Lost foam casting production line Lost wax casting production line,Sand casting production line,silica sol precision casting production line,Direct reading spectrometer for metal sample analysis, Universal material testing machine, Machine shop containing various lathes, milling machines, planers, boring machines (more than 100 items of such equipment.)electric welding, argon arc welding, automatic welding, CO2 welding and other welding equipments.The main products:Radiant tube, hearth roll, sink roll, stabilizer roll, guide roller, centrifugal cast tube, furnace tube, cracking tube, glass roller;Wear resistant castings, heat resistant steel castings, corrosion resistant steel casting and iron castings, base tray of heat treatment, grate plate, furnace casting, casting rotor, pump case and valveChrome plated steel roller, squeezing roller, wringer roller, back up roller, turn roller, steel roller with mirror surface, roll surface texturing, rubber roller;products are used in: metallurgy industry, paper-making machinery, printing industry, mine machinery, steel rolling, building material, automobile, petrochemical industries, plastic production.,etc.For now, products have been exported to Britain, Russia, Germany, Canada, Korea, Japan, Taiwan, India and Pakistan, Bangladesh, Vietnam etc. The products are accepted and trusted by more and more domestic and international users.