... line, tube production line, corrugated tube production line, single wall corrugated tube production line, double wall corrugated ... , tube making machinery, corrugated pipe making machinery, single wall corrugated pipe making machinery, double wall corrugated ... technical parameters: NoNameQuantity1ZD-1000 Screw Loader1set2SRL-Z200/500 Mixer group 1set3SJSZ45/100 Conical Double-Screw Extruder1set4BW-1 ...