... line1.Sanitary and nontoxic, environment friendly; Erosion-resistant, no precipitate;2.Long service time, 50 years(-20oC~95oC ... living water, oil, and corrosive liquid, etc. Used as condenser pipe in air condition system; Agricultureirrigation; Heat supply system, water ... good market base for our plastic machinery including plastic pipe extrusion lines, plastic profile production lines, plastic sheet ...