PU blend polyol for pipe insulation (1)two components:polyol and MDI (2)accord with standard of CJ/T114-2000 (3)different dia The products are used in thermal pipes with different diameters, lengths, and delivery of various media channels .Our products meet the requirements of the standard CJ/T110-2000,and have good fluidity, even density , good dimensional stability,and strong bearing capacity. ...