China National Building Materials (GROUP) Corporation (CNBM) was establish in 1984 and is the largest stated owned group for building materials and machinery in China
This machine is full-automatically controlled by PLC, the whole
hydraulic transmission, drive hydraulic oil jar carry out and shear
through center pump station to wards the hole , hydraulic pressure
Motor transmit power as main transmission
Reliable for to operate steadily by hydraulic pressure, shear towards hole precision high, high output, low energy consumption
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