The tube is divided into single layer, double layer and five layer hose. The double layer tube is more commonly used, and the middle and low gear is generally used as a single layer tube. The tube cover for injection molding products, tube tube, pipe manufacturers most does not produce its own pipe cover.
The material is usually PP, PE, K, AS, ABS, acrylic, PET and so on.
PET material is widely used in the fields of environmental protection materials. With water gel. Among them:Acrylic material for injection bottle, chemical resistance is poor, it can not be directly mounted paste with liner barrier, filling is not easy to prevent my paste into between the liner and the acrylic bottle, so as to avoid the occurrence of cracks, the transport packaging requirements are higher, due to scratching after looks particularly obvious, high permeability, sense of wall. Thick, but the price is very expensive