Each product has its own advantages, but also a lot of friends because of these advantages only concern Shotcrete Machine, it is because of these advantages as people lose a lot of the burden will not be so difficult in the above work, and the source of these advantages are attributed to people Shotcrete Machine study 1. Rebound is low: when dry spray, degree of concrete by rebound of up to 15%. 2. Greatly reduces the dust concentration outside the machine and nozzles, eliminates the harmful to the health of workers. 3. When wet, as the cover is easy to control, high degree of concrete is not, this will also greatly improve the quality of shotcrete, improving the uniformity of concrete, and when dry spray, water cement ratio of the concrete is by Jet hand adjusted based on experience and observation with the naked eye, depends in large part on the quality of concrete he is operating correctly or not. 4. High productivity: dry mix shotcrete machine is less than 5m3/h, and using wet mix shotcrete machine, manual operation can be reached 10m3/h.