Smooth surface, high hardness, high wear resistance, high pressure resistance.
There are two rotor sealing plate besides the rotor body. The inner hole are air hole while the eight outer holes are material unloading holes.
High manganese steel, or stainless steel.
In rotor-type shotcrete machine, the rotor lining plates work with sealing plates as a sealing part besides the rotor. It is the main component of shotcrete machine, and should be checked and replaced regularly.