2021.01.22 03:39The multiple of the volume increase after foaming compared to before foamingIt is divided into two types: closed cell type and open cell type.PMI foam'>PMI foam plastic types: PMI foam plastic has two types: hard and soft. Third, semi-rigid (or semi-soft) foam is a foam between the above two types. Usually the foaming ratio is (The multiple of the volume increase after foaming compared to before foa...
2021.01.07 02:07What are the characteristics of PMI foam?High-strength and high-density rigid foam can withstand considerable pressure. Shock-proof strong PMI foam has good impact absorption performance, good shock-proof effect, and can effectively protect the packaged items. Low moisture absorption, good water resistance and low moisture absorption, even in wet conditions, there...