concrete pipe making machine to produce, 300-2000mm(diameter) parallel, socke and spigot ... 132-800 72-727 72-727Feature: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 of 300-2000mm and length of 2000. Roller axis ... action of roller press and fugal force. concrete pipe making machine