The company has the production line of one-stop services for Three-roll and six-arm, radiant tube, furnace bottom roller, furnace roller, material basket, tray and sink roller. The company was founded in 1976, after years of development, has staff abt. 400 people including engineering technical staff of 50 people, covers an area of 40000 square meters and construction area of 25000 square meters. The company is the high temperature heat resistant steel and high temperature alloy products and non-ferrous metal materials processing production base, has the advanced equipment and technology from smelting, precision casting, and centrifugal casting pipe with a single production capacity from 0.5 kg to 40000 kg. In order to overcome the existing problems such as sink roll damping, sealing wear seriously, changing frequently, poor sealing effect and slot liquid leakage heavily, the company adopted a new kind of sealing structure for the sink roll, installed on the main shaft sealing mechanism and fixed the sink roll on the tub. Therefore, the company improves the production efficiency and reduces the production cost.