Treatment of polyurethane spraying machine that has not been used for a long time

Polyurethane foaming machine is a special equipment for infusion and foaming of polyurethane foam. As long as the performance indicators of polyurethane components (isocyanate components and polyether polyol components) meet the requirements of the formula. Through this equipment, uniform and qualif

It doesn't matter if you don't know the application of polyurethane foam. Its use is a bit wide, not single.What are the uses of polyurethane foam?1. High efficiency and energy saving. After filling the gaps, there will be no gaps left, which is firm and strong. The work can be completed without con