1. The formation of polyurethane foam needs to go through two stages of foaming and curing. From the beginning of the mixing of the black and white materials to the stop of the foam volume expansion, this process is called foaming. During the foaming process, the system releases a large amount of re

What are the main reasons for the instability of the material proportion of polyurethane foaming machine? Let’s look at Hightop Machinery and you for an analysis.The inaccurate timing of the injection timing relay leads to the instability of the proportion of the original liquid of the polyurethane

How to use a polyurethane sprayer? Spray on a wet surface when using it. The higher the humidity, the faster the curing. Next, Hightop Machinery will talk to you about the steps to use the polyurethane spraying machine!1. Take it-clean the polyurethane foam gun with a polyurethane cleaning agent to