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Roots Blower

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Three-Lobe Roots Air Blower

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Features:

1.Structural stability
There is a small gap between the rotor and the rotor,

the rotor and the pump body, and the rotor and the side cover,

so there is no friction in the working chamber and no contact wear part.

2.Economical applicability

The three-blade Roots blower is economical and durable,

without lubrication, long service life and good power balance.

3.Easy maintenance

Simple structure,easy to use and maintain,

no need for internal lubrication,

the transmission medium does not contain oil and so on.

4.Run smoothly

The support of the pump rotor adopts a reliable anti-backlash structure,

the rotating parts are carefully balanced,and the high precision bevel gear is adopted.

Model Bore rmp Inlet Flow Qs(m³/min)
9.8kPa 19.6kPa 29.4kPa 39.2kPa 49kPa 58.8kPa 68.6kPa
Qs Qs Qs Qs Qs Qs Qs
ZA-202 32A 1250-2830 0.44-1.39 0.32-1.26 0.22-1.17 0.25-1.09 0.37-1.01 0.69-0.95
ZA204 50A 1250-2800 0.78-2.37 0.58-2.16 0.42-2.00 0.48-1.86 0.69-1.74 1.22-1.63
ZA-303 50A 1100-2320 1.15-2.91 0.95-2.69 0.80-2.53 0.66-2.39 0.75-2.26 1.32-2.15 1.65-2.05
ZA-305 65A 1100-2320 1.66-4.15 1.42-3.91 1.23-3.73 1.08-3.58 0.94-3.45 1.22-3.32 1.97-3.21
ZA-306 65A 1100-2320 2.15-5.35 1.86-5.05 1.64-4.83 1.45-4.64 1.28-4.47 1.65-4.32
ZA-406 80A 1000-2040 2.92-6.95 2.56-6.58 2.28-6.29 2.04-6.05 1.84-5.84 1.65-5.65 2.61-5.47
ZA-506 100A 980-2030 4.16-9.51 3.81-9.15 3.53-8.86 3.30-8.62 3.09-8.41 2.85-8.12 2.64-7.83
ZA-508A 125A 980-2030 6.08-13.75 5.66-13.32 5.35-13.00 5.08-12.72 4.84-12.48 4.63-12.26 4.43-12.05
ZA-610A 150A 800-1850 9.82-25.07 9.11-24.35 8.57-23.80 8.11-23.33 7.71-22.92 7.34-22.54 7.00-.19.14
ZA-709 150A 800-1760 12.93-30.83 12.12-30.04 11.49-29.44 10.97-28.92 10.50-28.47 9.9-28.06 9.34-27.68
ZA-712A 200A 800-1760 16.77-39.91 15.83-38.93 15.11-38.18 14.49-37.55 13.95-36.99 13.47-36.48
ZA-816 200A 800-1680 25.41-59.21 23.85-57.65 22.79-56.59 21.69-55.49 20.93-54.73 19.98-53.78

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