1.This machine is a modification of original double-blade mining machine. The rising and falling of main spindle is controlled by the hydraulic pressure advantages are small gap,a little wear,no vibration,stable structure and high cutting precision;the service life of cutter head is increased.
2.The cylindrical guide rall is fully sealed to ensure that the guide rail id pollution-free and machine has an original lubrication system,so the service life and utilization ratio are effectively increased and maintenance times and costs are reduced.It is a mine quarrying machine with significantly increased comprehensive benefits.