FQCNO4.0 local fan axial pneumatic draw local fans, pneumatic withdrawable local fans, axial local fan, FQCNO4.0, FQCNO2.8, FQCNO*, FQCNO5.0 pneumatic draw-axial local ventilation pneumatic draw-axial machine FQCNO4.0 local fan (hereinafter referred to as pneumatic blower) is a versatile new product, with a compact, small size, light weight, simple operation, easy maintenance, security and good performance characteristics. The aerodynamic fan blades and casing materials for the corresponding friction sparks safety inspection, to ensure that there is methane gas, oil and other flammable and explosive environments. FQCNO4.0 local fan axial pneumatic extraction parameters: air flow (m3 / s): 2 Pressure (Pa): 215 gas pressure (Mpa): 0.45 Air consumption (m3 / s): 0.09 Speed ??(r / min): 3000 Impeller diameter (mm): 400 Quality (Kg): 41 Length (mm): 450 FQCNO4.0 pneumatic draw-axial structure FQC local fan axial type series out by the two sets with the local fans machine number of fans in series, the former is a fan, the latter two fans, two different fan blade angle, users can mine the required air flow, pressure adjust blade angle. askhfksd