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  GZ Series Gunning Machines

Blastcrete Machine Co. Ltd.(BMC) is a China leading provider of gunning equipment for dry-process shotcrete in Tunnel Building, Underground and Civil applications. Each machine offers proven performance and dependability on demanding job sites.

Shotcrete Technology     PDF 214k
GZ Gunning Machine Features
  • Non-adhesion going-through rotor with new material chamber, completely eliminate bonding and blocking during operation so as to reduce clearance and maintenance period.
  • Thin flow conveying method with vortex flow, so the spraying flow is even, continuous and steady, to improve the shotcrete quality.
  • Four-point clamping device make it easy to adjust the press between sealing plate and rotor disk so as to no air and dusk leak and prolong consumption parts life.
GZ Series Gunning Machines
  GZ-3 dry-mix machine   GZ-5 dry-mix machine
    GZ-9 dry-mix machine  
Technology Description
Type GZ-3 GZ-5 GZ-9
output 3图片/h 5.5图片/h 9图片/h
Max.conv.dist 200m 200m 150m
Water cement ratio < 0.4 < 0.4 < 0.35
Max.Aggregate.size 10mm 15mm 20mm
Hose inner size φ42/50mm φ50mm φ64mm
Operating air pressure 0.2-0.6MPa 0.2-0.6MPa 0.2-0.6MPa
Air consumption 5-6 图片/min 7-8 图片/min 9-10 图片/min
Motor power 3kW(4hp) 5.5kW(7.5hp) 7.5kW(10hp)
Voltages 380V,440V,660V,1140V 50Hz/60Hz
Basic chassis Basic chassis is tyre ? Skid ?and rail-wheel ③are optional
Machine Dimension
Machine Spare Parts
Shotcrete Machine
GZ-3 dry-mix machine
GZ-5 dry-mix machine
GZ-9 dry-mix machine
BSZ3000 Wet-Mix Shotcrete Machine
Grouting Pump
Mortar Pump
Heavy-Duty Hose Pump





































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