One of keys of production of centrifugalcastingpipe of s. g. iron is continuous and fast delivery of qualified base iron with proper chemical composition and temperature.
应用离心铸造工艺生产球墨铸铁管，连续快速提供化学成分和温度均合格的优质铁液是生产的关键环节之一。
2
According to different casting methods, divided into continuous cast iron pipe and the centrifugal cast iron pipe, wherein the centrifugal cast iron pipe is divided into two types of sand and metal.
按铸造方法不同，分为连续铸铁管和离心铸铁管，其中离心铸铁管又分为砂型和金属型两种。
3
HCH-201 unsaturated polyester resin is designed for centrifugalcasting molding glass pipe (HOBAS pipe) design of the structure layer resin is a low viscosity, medium reactivity of o-benzene resin.