PVC pipe essence phone manufacturers, PVC pipe is a vacuum plastic film for packaging various types of panel surface, used in foam cement, packaging, pharmaceutical and other industries. Hing easy: Because HDPE double wall corrugated pipe light weight, simple to look after job easy transport and connections, so Hing fast. Raw materials for its production out of HDPE double wall corrugated pipe belonging to a flexible tube. High density polyethylene has excellent chemical stability, anti-aging and resistance to environmental stress cracking performance. PVC pipe is divided into two kinds of PVC water supply and drainage, water supply and drainage for municipal and industrial water supply and drainage, civil drainage, irrigation, watering and other vegetation. Thus, with the same material specifications than solid wall of the tube, you can save about half of the raw material, so HDPE double wall corrugated pipe cost is lower. Its main properties are as follows: External Pressure capability: outer annular corrugated structure, greatly enhancing the pipe ring stiffness, because the increased pipeline resistance to soil loads, in this performance, HDP giant wall bellows and Compared to other pipe has obvious advantages. Wherein the foam cement industry accounted for the largest proportion, 60 percent, followed by the industry, the packaging industry, there are a number of other small-scale applications.