EBH300(A) Rock Tunneling Boring Machine,Rock Roadheader,Boom-Type Rock Tunneling Machine,boom-type roadheader,Boom-type tunneling machine For the tunneling of rock and semi-rock roadway, also used in the tunneling of highway, railway, and water conservancy projects. The cutting hardness is â?¤13. Introduction For the tunneling of rock and semi-rock roadway, also used in the tunneling of highway, railway, and water conservancy projects. The cutting hardness is 13 Main features 1. Computer controlled, wireless remote-controlled, intelligent forming cutting and constant powder cutting. 2. 125 tons weight to guarantee the stability and powder during cutting. 3. Advanced centralized lubricating system to guarantee the reliability of every parts. 4. High-efficient separate motor for loading and transporting, more suitable for rock roadway heading. 5. New design of apron, prolong service time, world class cutting pick and pick base to guarantee the cutting capacity. Technical parameters Model EBH300(A) weight   t 125 Overall dimensionmm 12280*3200*2450 PowderKW 632 Powder packKW 150 Cutting powderKW 300 Cutter speedrPM 20 Telescopic lengthmm 650 Max. cutting heightmm 5800 Max.cutting  widthmm 8800 Rock hardness MPa 130 Traveling speedm/min 0-8 Width if track shoesmm 720 Ground pressure rationMPa 0.22 Load type Separate spinder VoltageV 1140 Applied tunnel gradient 18 Dimensions of max. partmm 4118*1360*1130 Weight of Max. partkg 11923 Hebei Zhongxuan Construction Machinery Co., Ltd. is a professional company which specialized in the production and sales of engineering machinery, mining machinery, hydraulic machinery, industrial pumps and accessories. We have our own manufacture base and cooperate with international renowned brand in hydraulic components purchasing, such as Bosch Rexroth, Harvey, Parker, Kawasaki and others, thus ensuring that the companyis always market leader in this industry. If you want to know more about the product, please click here.