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Series Muffin Monster 10000

Sulzer Grinder - 10000 Muffin Monster® - Inline series

The 10000 Muffin Monster sewage grinder is designed to protect pumps and other equipment by grinding down the toughest wastewater solids. Its dual-shafted, slow speed, high-torque design shreds tough solids that typically cause problems in the wastewater treatment process system. Its compact design fits into areas with limited space while providing the necessary power for downstream protection.


  • Inline pipe configuration
  • Pipe flange diameters of 100 mm and 150 mm
  • Hardened alloy steel cutters (standard), 120 mm diameter
  • Ductile iron housings
  • Hardened alloy steel shafts, 50 mm hex
  • Mechanical seals with tungsten carbide faces, 6 bar working pressure


  • Flow rates up to 125 m3/hr


  • Sludge lines
  • Pump stations
  • Private facility discharge to municipal sewer system
  • Prison sewage system protection
  • Industrial wet waste grinding and maceration

Monster Renew grinder

In place of repairing a worn grinder, choose a Monster Renew unit. Sulzer provides a new, factory-built grinder cartridge to replace the worn grinder cartridge. Remove the motor and reducer from the worn unit, install the motor and reducer on the Monster Renew unit, and install the new assembly in place of the worn unit.

Benefits include:

  • Minimizes operational downtime
  • Quick turnaround
  • All new parts
  • Great time to upgrade unit
  • Full factory warranty on the Monster Renew grinder cartridge

Muffin Monster motor assembly

  • 1.5 kW standard, 2.2 kW gear motor optional
  • Optional explosion proof and immersible motors available
  • 25:1 reducer, cycloidal design

Muffin Monster controller

  • Ensures maximum grinding ability with minimum stoppage
  • Designed and programmed for specified motor

Performance curves

Muffin Monster grinder cutters

Tooth count Thickness Material
11-tooth 8 mm Hardened alloy steel
13-tooth 5.5 mm Hardened alloy steel
17-tooth Wipes Ready® 11 mm Hardened alloy steel

Muffin Monster grinder materials

Part Material
Housings Ductile Iron
Cutters Hardened alloy steel
Shafts Hardened alloy steel
Mechanical seals Tungsten carbide faces
Gaskets Cork and fubber

Dimensions (mm)



Standart dimensions2, mm

Flange dimensions, mm  

Inline model

Flow rate1 , m3/h

Pipeline size, mm

Pressure drop, bar

A (IP55)

A (IP68)





Approximate net weight1- kg

10000-B100-DI 62 100 0.03 1010 1160 158 406 180 19 (M16) 137
10000-B150-DI 125 150 0.09 1010 1160 184 483 240 23 (M20) 147

1 In-Line unit typically installed prior to suction side of pump. Consult factory for analysis of application.
2 Drive dimensions are a maximum based on a unit with a 4.0 kW drive.

10000 Muffin Monster grinder model coding

Product family
Solids reduction sewage grinder Q                          
Grinder family 10K Muffin Monster   1                        
Grinder configuration New unit with motor (specified separately)     1                      
  Monster Renew unit     A                      
  Monster Renew unit with spool     B                      
Stack height
200 mm stack, 100 mm flange       J 1
  200 mm stack, 150 mm flange       J  2                  
Flange type
BS EN 1092, PN16           D                
Cutter material Alloy steel             1              
Cutter 11-tooth, 8 mm thick               F 3          
  13-tooth, 5.5 mm thick               H 2          
  17-tooth Wipes Ready®, 11 mm thick               W 4          
Body material & colour Cast iron blue                   S        
Seals & gaskets material Seal cartridge and cork & rubber gaskets                     C      
Drum information Not applicable                        X X  
Drive configuration Single drive                           S
Example 10000-B100 with 13-tooth cutters Q 1 1 J 1 D 1 H 2 S C X X S

Muffin Monster motor assembly

Power Voltage Protection type Motor model code
2,2 kW gear motor 400V, 3-phase, 50 Hz IP55 QA1435BXM
2,2 kW gear motor 400V, 3-phase, 50 Hz IP55 QB1435BXM
2,2 kW TEFC 400V, 3-phase, 50 Hz IP55 for ATEX (Ex de IIC T4) QC2435B2M
4,0 kW Immersible 400V, 3-phase, 50 Hz IP68 for ATEX (Ex de IIB T4) QC3435B1M
4,0 kW TEFC 400V, 3-phase, 50 Hz IP55 for ATEX (Ex d IIC T4) QD2435B2M
4,0 kW Immersible 400V, 3-phase, 50 Hz IP68 for ATEX (Ex de IIB T4) QD1435B1M

Muffin Monster controller

Grinder motor type Model code for IP65 control panel enclosure  
  Powder coated mild steel material Stainless steel material
1.5 kW IP55 QK1P45XXX QK1S45XXX
1.5 kW IP68 QK2P45XXX QK2S45XXX
2.2 kW IP55 QL1P45XXX QL1S45XXX
2.2 kW IP68 QL2P45XXX QL2S45XXX