Self-crust pu high-pressure foaming machine foaming process:

The auto handrail self-skinning soft foam foaming machine produced by Fret relates to a handrail polyurethane foaming process, belonging to the technical field of metal surface treatment. The foaming process comprises the following steps:
(1) open the handrail mold and spray the release agent evenly in the handrail mold cavity;
(2) spraying the inner paint in the mold cavity of the handrail mold, and drying or drying naturally;
(3) placing the handrail into the handrail mold cavity and closing the handrail mold;
(4) using the foaming machine to inject the foaming material from the handrail mold gate;
(5) after the reaction is fully solidified, open the handrail mold and take out the treated handrail.

The handrail foaming process can form a foaming coating with comfortable touch, excellent durability and corrosion resistance on the handrail.