... .2 PLC control system for line.1.3 three layers A/B/A co-extrusion. 10% outlayer+80% middle layer+10% outlayer ... mmWall thickness 0.12- 0.5 mmDie type Three layers, A/B/AFlow capacity of dropper 0.8-3.2 L ... drip irrigation pipe machine, irrigation pipe machine, drip pipe machine,drip irrigation pipe,irrigation pipe,drip irrigation 160 m/min High speed three layers single ...