... pipe diam:200-2400mm pipe connection:bell mouth,flat mouth,tongue-and-groove mouth type Detailed ... introduction of this machineThe Suspension Roller Concrete Pipe Production line includes: Pipe machine, Pipe mould, concrete Feeder, concrete Mixer. ... structure of this pipe machine contains: Main Machine Frame, Roller, Movable gantry frame, electric motor and driving machine. Cement tube making machine