Dual Rotor Crumblers | MPD-Inc
Machine and Process Design’s Crumblers* are designed to cordially break up your product clusters without damaging your product.
crumbler, crumblers, rotor crumblers, rotor crumbler,
page-template,page-template-full_width,page-template-full_width-php,page,page-id-110,page-child,parent-pageid-6,ajax_updown,page_not_loaded,,side_area_uncovered_from_content,qode-child-theme-ver-1.0.1,qode-theme-ver-7.5,wpb-js-composer js-comp-ver-6.1,vc_responsive

Dual Rotor Crumblers

Machine and Process Design’s Crumblers* are designed to cordially break up your product clusters without damaging your product. These are an excellent solution for sticky product.

Our Crumblers are designed for easy access to bearings, seal housings, and have the ability to customize the machine for your specific application needs.

Our Application engineers are there to work with our customers to help define the right piece of equipment that are specifically suited to their particular applications and processes. *

*Crushers are sometimes referred to as grinders, lump breakers, […],

Smooth Rod Product Contact Geometry
Crumblers designed with Smooth Rod Rotors, and interchangeable Smooth Rod Screens to minimize sharp edges.

Non-Intermeshing Rotors
With Non-intermeshing rotors, product is not sheared

Test Lab to Test your Product on our equipment
Buy with confidence! Using your material and our test lab.
We are able to size a machine specifically to your application.

  • Heavy-duty outboard bearings for ease of lubrication and access to the seal area.
  • Crusher housing is fabricated from heavy steel plate for a durable, long lasting machine.
  • Machined top and bottom flanges to provide true mounting surfaces for mating equipment.
  • Sizing screen/grid is a weldment and is fitted into the housing to yield a compact machine that can easily be installed in new or existing process lines.
  • There are many different heavy-duty rotor tooth designs and configurations to handle even the most demanding applications.
  • Machined comb tooth plates and end plates for a precision bolted design.
  • Highly efficient and robust drive package options available.
  • Outboard spur gears with an oil bath option.
  • High performance shaft seal designs up to and including sanitary or dairy air purge seals.
  • Offering sanitary designs including USDA approved.
  • Optional screen access configurations.
  • Please see our sections on Infeed Hopper Options, Special Use Crushers and Ancillary Equipment.

Some Crusher Applications:

  • Butter Blocks
  • Cake Mix
  • Carbon Black
  • Coconut flakes
  • Cheese Blocks
  • Cooked Cereal
  • Dried Fruit
  • Granola
  • Fertilizer
  • Fly Ash
  • Portland Cement
  • Milk Powder
  • Cookies
  • Pebble Lime
  • Candy
  • Frozen Shredded Cheese
  • Frozen Vegetables
  • Chocolate Powder
  • Petroleum Cake
  • Pet Food
  • Dried Sewage Sludge
  • Chocolate Kibble Cake
  • Filter Cake
  • Blood Meal


  • Food
  • Chemical
  • Agriculture
  • Metals Recycling
  • Minerals / Mining
  • Cereal
  • Fruit and Berries