Mainly used for hardening the walls of underground tunnels and rapidly hardening to form a concrete support layer;

The use of wet concrete spraying technology has the advantages of low dust, high strength of hardened concrete, and low rebound;

Explosion proof motors are used for both work and walking, resulting in minimal environmental pollution;

The walking mode adopts a tracked type, suitable for various underground road conditions;

The spraying and arm system adopts remote control, and the conveying volume of concrete and rapid setting agent can be adjusted, with high efficiency and low labor intensity;

The key components are imported, with high reliability.