SD-3 Shotcrete Machine/gunite/cuncrete spraying machineSD-3 is SUG small-sized shotcrete machine/equipment for the dry spraying process.SD-3 can be used as well for small jobs, such as joint filling., swimming pool, refractory application work,etc.SD-3 is available in following versionsBasic: electric drive can be combined with tyre chassis Extended (optional): air motor drive combined skid or with single hydraulic power pack Skid or Rail-wheelTECHNICAL DATA Output：3 /hMax.conv.dist：200mWater cement ratio ：< 0.4Max.Aggregate.size：10mmHose inner size ：φ42/50mmOperating air pressure ：0.2-0.6MPaAir consumption：5-6 /minMotor power：3kW(4hp)Voltages：380V,440V,660V,1140V 　　50Hz/60HzBasic chassis：Basic chassis is tyre ①.Skid ② and rail-wheel ③