Foam plastic is a kind of compositeplastics, is produced by foaming method.
泡沫塑料是一种复合塑料，是通过发泡的方法加工出来的。
2
The polyolefin compositeplastics possess high rigidity, high strength, high heat-resistance and low cost by modification.
通过改性可获得高刚性、高强度、高耐热、低成本的聚烯烃塑料。
3
The flexible pips are made by one kind of steel alloyed and the macromolecule plastic composite pipe (lean pipe). The outer and inner layers of the pipe are coated compositeplastics.