Rotary lobe blower

Process Gas Blowers series GR
Positive Displacement Blowers

The Process Gas Blower series GR is usable for nearly all technical gases and gas mixtures, which may also be aggressive. Intake volume flow approx. 100 up to 50.000 m³/h.

Type of construction Positive Displacement Blowers
Volume flow approx. 100 up to 50.000 m³/h
Size 12
Medium industrial gases which may also be aggressive
Conveying oil-free
Pressure operation up to 800 mbar
Suction operation up to 450 mbar
Design

The conveying chamber sealed by
a) pressure relieved soft packings with purge gas connections,
b) pressure relieved carbon ring - labyrinth seals with purge gas connections,
c) double-acting mechanical seals, oil-purged
d) double-acting mechanical seals, water-purged

Drive shaft by radial seal ring.

Direction of flow

Vertical, from top to bottom.

Drive

Direct via flexible coupling or via flexibly coupled spur gear.

Overhung via narrow v-belt (up to 250 kW driving power).

Special materials

Depending on the particular operating conditions, models are also available in CrNi cast steel or with different coatings.