Daily maintenance of polyurethane foaming machine 1. When using the polyurethane foaming machine, it is necessary to check the pressure status of the material tank frequently to ensure that the working environment of the material barrel is clean and that the material barrel is stored in a ventilated

What are the differences between the high-pressure polyurethane foaming machine and the low-pressure polyurethane foaming machine? Next, Hito Machinery will teach you how to distinguish between the high-pressure polyurethane foaming machine and the low-pressure polyurethane foaming machine from thre