摘要
介绍了城市集中供热管道用硬质聚氨酯泡沫的性能和组合原料的工艺参数 ,并对保温管道的 3种生产工艺如手工浇注法、一步法连续生产工艺及二步法生产工艺进行了介绍和比较。
The performance of rigid polyurethane foam used for city group heating pipe insulation,and the foaming parameters of polyurethane systems are introduced.Three kinds of production method of insulation pipe,such as manual casting process,one step industrial process and two step process are introduced and compared.And the theoretical calculation formula for thickness of the insulation pipe layer is given.
出处
《聚氨酯工业》
2001年第1期37-39,共3页
Polyurethane Industry
