sdf-6# sdf-8# sdf-10# Tunnel fan variable frequency tunnel fan for tunnel construction site use

noise: 80-90

Voltage: 380

blade angle: 30

type: Low noise axial flow fan

Ventilator type: tunnel fan

Material: carbon steel

Number of leaves: 12

fan pressure: High pressure blower

Airflow direction: axial flow

Turbine head material: Aluminum alloy