Muffin Monster Inline/open channel grinders

by Sulzer Wastewater UK

Monsters keep wipes away

Muffin Monster™ sewage grinders represent the best-in-class technology for wastewater solids reduction. With over 35000 installations, the proven capabilities of the Muffin Monster is legendary in providing solutions for the ever more stringent operational needs arriving throughout the industry.

Features and benefits

Dual-shafted grinder

  • Dual-shafted, slow-speed, high-torque grinder easily shreds the toughest debris, including rocks, wood, wipes, hair, clothing, plastic and other debris
  • Capable of grinding a wider variety of solids than single-shafted machines, macerators, or chopper pumps
  • Grinding separates organic from inorganic materials in the waste stream

Automated monitoring and controls

  • Protect pumps and other critical equipment from costly clogs and damage from tough solids
  • Auto load sensing and reversals reduce interrupts and optimize performance


Wipes Ready™ technology

  • Wipes Ready Technology available which prevents materials from forming long strips and reweaving in the waste stream


Compact and efficient design

  • Adapts to pipelines or channels with little or no modification
  • Custom stainless-steel frames allow easy installation in channels, wet wells and pump stations
  • Inline 30K Muffin Monster™ offers easy removable cartridge maintenance that allows for overhaul without removing the unit from the pipeline


Lower operating cost

  • Clear pipes and pumps means shorter pump run cycles and lower electrical costs



Main applications


The Muffin Monster™ sewage grinders are designed to protect pumps and other equipment by grinding down the toughest wastewater solids. Available in three different models each with two different configurations, they are suitable for applications such as:

  • Pump stations
  • Sludge processing   
  • Correctional facilities
  • Headworks – primary treatment
  • Septage/Grease receiving
  • Airports

Specification Details for Muffin Monster Inline/open channel grinders (Channel Grinders)

Please note that these product properties are not a replacement for the manufacturer's literature and it is always recommended that Sulzer Wastewater UK is consulted before specifying.

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