What are Comminutors?

Comminutors are specialized equipment widely used in wastewater treatment facilities. Designed to grind, shred and screen solids such as diapers, plastics, and other solids, Grind Hog comminutors are key to the effective operation of wastewater headworks and pumping stations.

Grind Hog Models at a Glance

Models vary in size with the smallest (130gpm) fitted with a 6" inlet flange that can be mounted "fixed-in-place" or on a slide rail system for remote removal. There is no minimum flow requirement for continuous operation. By-pass screens and controllers compliment the installation to provide uninterrupted service.

Need To Retrofit An Existing Comminutor?Various retrofit Grind Hog™ comminutors are available replacing Worthington, Jones & Attwood, Chicago Pump, Smith & Loveless, Franklin Miller, Ecodyne, Clow Aer-O-Flo, Infilco Degremont, Hydro-Aerobics, Pollution Control, JWC among others.

Custom retrofits options not listed are also available with various models offering a wide selection of flow rates to meet a variety of treatment applications.

Typical Mounting Arrangements

flanged connection
open channel vertical discharge
open channel horizontal discharge
fixed-in-place
slide-rail lifting systems

Rugged, reliable and ease of maintenance are features that ensure years of economical service in wastewater treatment facilities and pumping stations.

Grind Hog™ Comminutors with cutters of high quality tool steel combined with reversible cutting bars ensure extended periods of trouble free operation.

Reversible Stationary Cutting Bar