ROTRON Regenerative Blowers Catalog

Bison's ROTRON brand has long been a world leader in regenerative blower technologies, bringing regenerative advantages to a new level, providing quiet, maintenance-free, oil-free operation.

Our industrial DR (Domestic Regenerative) blowers include:

Rugged cast aluminum housing, cover, impeller, and muffler tower
Removable cast iron flanges bolted to a sheet metal manifold
TEFC motors on single-ended models, ODP motors on all double-ended models
Carbon steel shaft and zinc plated hardware
Permanently sealed motor bearings for 20,000-25,000 hours life

Our CP (Chemical Processing Regenerative) blowers include:

Chem-Tough™ surface conversion corrosion resistant treatment for aluminum castings
Teflon® lip seal in a stainless steel case standard for leakage containment to 25 cc/min or less
Chemical Duty motors with 303 stainless steel motor shafts
Stainless steel hardware throughout
Nickel plated flanges and muffler retainers

Our Environmental (EN) blowers are designed the same as the DR blowers, except added features include:

Heavy duty cast aluminum manifold
Our spark resistant housing, cover, impeller, muffler tower, and manifold are vacuum impregnated
Teflon® lip seal in a stainless steel case standard for leakage containment to 25 cc/min or less
Explosion-proof motors standard and available in a variety of world voltages
All metal-to-metal surfaces are sealed with RTV sealant
Various UL explosion-proof listings. Consult factory.

Environmental (EN) regenerative blowers are also available in our Chemical Processing (CP) configuration:

Chem-ToughTM surface conversion corrosion resistant treatment for all castings
Teflon® lip seal in a stainless steel case standard for leakage containment to 25 cc/min or less
Chemical duty motors with 303 stainless steel motor shafts
Stainless steel hardware throughout
Nickel plated flanges and muffler retainers

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