concrete pipe making machine to produce, 300-2000mm(diameter) parallel, socke and spigot concrete pipe. Main Technicial Specifications:type: Unik800*2000 Unik1200*2000 Unik1600* ... :Unik—2000 concrete pipe making machine has different types of Unik 800×2000, Unik1200×2000, Unik1600×2000, Unik2000×2000, they produce concrete pipe for diameter ...