... 3,flow: 1.8L/H---3.6L/H DGD-1602 the king of kings underground drip irrigation namemodel /originmaterial /origin extruder screw60 ... efficiency screen changermade by ourselves forming machine forming wheelspacing is 200mm,300mm, flow is 1.8L/H----3.6L/H(which can ... /h pipe diameter16mm production weight11g/m---12g/m(according to the material) materialLDPE, HDPE Company name: Laiwu Volone Machinery CO., ...