air blower / Roots rotary lobe / 2-lobe / single-stage
MB series



  • Type:


  • Technology:

    Roots rotary lobe, 2-lobe

  • Number of stages:


  • Applications:

    conveying, heavy-duty, discharge

  • Flow rate:

    Min.: 3 m³/min (106 ft³/min)

    Max.: 90 m³/min (3,178 ft³/min)

  • Operating pressure:

    Min.: 0 Pa (0 psi)

    Max.: 103,000 Pa (14.939 psi)


MB Blowers with bi-lobe are heavy duty style, and the technology is from America.It is the replacement for Duroflow models of Gardner Denver and RAM/RCS models of Dresser Roots.


High efficiency bi-lobe rotor
Noise-reduction know-how application for casing
Integral-shaft ductile iron impellors
Dual splash lubrication
Over sized cylindrical roller bearings
Hardened teeth face for precision helical timing gear, taper-lock shaft mounting
Versatile configuration
Piston ring air seals
Lip type viton oil seals
Air cooling
Automatic belt tensioner and integrated discharge silencer base frame application for the blower package


Pressure to 103 KPa / Vacuum to -49 KPa
Flow: 2.6~90.3m3/min


Widely used in waste water treatment, petro-chemical, cement, power, metallurgy and pneumatic conveying diverse industries.