Advantages: This equipment features a high degree of automation, excellent sealing effect, strong adaptability to tunnel cross-sections, and simple operation.

Equipped with a heating device, the spray temperature is adjustable, ensuring better concrete curing. It guarantees the strength and durability of secondary lining concrete, with excellent surface quality after curing, saving labor and water costs. It is highly operable, widely applicable, fast, and avoids the risks of working at heights. Designed with a construction work platform, it can also be used as a tunnel inspection and repair trolley, offering convenience and efficiency.

Technical Parameters:

Trolley Length: 6m - 12m

Tunnel Radius: r5450mm - r7950mm

Total Weight: 7t - 20t

Pump Station Working Pressure: 2MPa

Number of Spray Pipes: 1 ring - 5 rings

Maximum Spray Distance: 2000mm

Travel Motor Power: 2 x 3KW

Travel Speed: 4m - 8m/min