Q:What is concrete concrete and net spray concrete?

Mainly to do with the wall protection, anti-erosion collapse.

Q:What should you pay attention to when spraying concrete with a wet spray machine for tunnel works?

The purpose of this is to make the steel frame and the tunnel rock and concrete to form a whole, common force.

Q:What is the difference between dry spray and wet spray?

All kinds of materials (non-water) in accordance with the design requirements for dry mixing and mixing of loose concrete directly fed (through

Q:What is the difference between pouring concrete and shotcrete?

It is advisable to prevent the template and the freshly poured concrete from direct sunlight, to control the temperature of the concrete into the mold template and the rebar and the local temperature in the vicinity of not more than 40 ° C.

Q:What is the difference between artificial wet spray concrete and mechanical wet spray concrete?

Rebound material and dust on the spray of a great impact on the rebound of the stone easy to hurt the shooter, so the general wind pressure will not be very full, mechanical jet can completely avoid this problem, the wind pressure can make the dense layer

Q:What is the use of concrete wet spray machine

1, greatly reducing the machine and the nozzle outside the dust concentration, eliminating the harm to the health of workers.

Q:Does the concrete wet spray machine need to be equipped with an air compressor?

Wet-jet car is the need for air compressor, the current industry which is divided into two camps in the country, imports of wet-jet trolley and domestic wet-jet car, imports to Switzerland Mestre, Italy CIFA wet spray truck-based,

Q:What is the difference between concrete wet spray machine and dry spray machine?

At present widely used in mining, culverts, construction foundation pit support, river slope protection and other projects.

Q:Are there any differences between concrete dry and wet spray?

But its drawback is easy to produce a larger dust, rebound a large amount of water is controlled by the nozzle of the valve, the water-cement ratio of the control is more difficult and the degree of skill with the operator.

Q:What kind of machinery does the concrete wet spray machine belong to?

Generally speaking, where the earth and stone construction works, road construction and maintenance, mobile lifting loading and unloading operations and a variety of construction projects required for comprehensive mechanized construction of the necessary mechanical equipment, known as construction machinery.