MD (k) series Roots blower
MD (k) series three blade roots blower is a new product developed by our company on the basis of many years of production and manufacturing experience. This series of blower has the characteristics of good sealing, high efficiency, low noise, small vibration, etc.

1. The use pressure of fan is 19.6kpa to 98kpa, which is widely used in petroleum, chemical industry, power, cement and other fields.
2. The impeller of the fan adopts composite profile, which has perfect engagement, less leakage and high efficiency.
3. The impeller material of the blower is nodular cast iron, the accuracy of the gear is grade 5, the dynamic balance accuracy of the rotor is higher than grade g6.3, the product noise is low and the operation is reliable.
4. The product has compact structure, small air flow pulsation, low vibration, stable operation and low requirements for fan installation foundation.
5. The air volume of fan is from 3.58 to 350m3 / min, with large coverage and wide application range. Users can choose the most suitable fan.
Product line:
Product line | Flow | Pressure |
MD80 | 3.58m³/min-8.78m³/min | 19.6kPa-98kPa |
MDK100 | 6.59m³/min-12.93m³/min | 19.6kPa-88.2kPa |
MD100 | 5.78m³/min-13.88m³/min | 19.6kPa-98kPa |
MD125 | 9.27m³/min-21.67m³/min | 19.6kPa-98kPa |
MD150 | 12.43m³/min-28.64m³/min | 19.6kPa-98kPa |
MDK150 | 18.13m³/min-33.11m³/min | 19.6kPa-98kPa |
MD200 | 24.39m³/min-44.73m³/min | 19.6kPa-98kPa |
MDK200 | 30.84m³/min-55.31m³/min | 19.6kPa-98kPa |
MD250 | 38.55m³/min-68.27m³/min | 19.6kPa-98kPa |
MDK250 | 43.57m³/min-77.87m³/min | 19.6kPa-98kPa |
MD300 | 63.31m³/min-110.52m³/min | 19.6kPa-98kPa |
MDK300 | 72.84m³/min-133.66m³/min | 19.6kPa-98kPa |
MD350 | 91.24m³/min-161.02m³/min | 19.6kPa-98kPa |
MDK350 | 103.82m³/min-188.01m³/min | 19.6kPa-98kPa |
MD400 | 129.05m³/min-207.31m³/min | 19.6kPa-98kPa |
MDK400 | 167.19m³/min-244.63m³/min | 19.6kPa-78.4kPa |
MD450 | 190.66m³/min-279.64m³/min | 19.6kPa-78.4kPa |
MD500 | 227.58m³/min-347.25m³/min | 19.6kPa-68.6kPa |