Kek-Gardner Kibbler for Heavy Duty Lump Breaking and Deagglomeration of Powders and Granules

Kek-Gardner Kibblers are heavy duty lump breakers with the built-in screen classification to ensure consistent
milled particle size range.

Milled Particle Size Range - 150 mm to < 2-3 mm

Kek-Gardner M305C Kibbler

Kek-Gardner M305C Kibbler

- mounted on mobile support frame

Kek-Gardner M305C Kibbler

Kek-Gardner M305C Kibbler

- with cantilever shaft and showing easy access to screen and rotor

Kek-Gardner M305 Kibbler

Kek-Gardner M305 Kibbler

- acting as pre-breaker before a Kek Cone Mill

Kek-Gardner M303C Kibbler

Kek-Gardner M303C Kibbler

- with feed hopper and discharge chute

Kek-Gardner 305 Kibbler

Kek-Gardner 305 Kibbler

- showing easy access side door

Kek-Gardner M203C Kibbler

Kek-Gardner M203C Kibbler

- with easy access door and vacuum take-off discharge

Kek-Gardner M305 Kibbler

Kek-Gardner M305 Kibbler

- with H.D. drive and feed hopper

Kek-Gardner Kibblers

Features Include:

Heavy Duty Lump Breaker & Pre-Breaker Slow-Speed, High Torque Size Reduction

  • Cantilever Shaft Design Available
  • Quick Screen Changes
  • Screen Provides Particle Size Control
  • Minimal 'Fines' generation

How It Works

Kibbler How it WorksKek-Gardner Kibbler is a slow-speed, high-torque coarse grinder for heavy duty delumping and pre-breaking applications.


  • Strong and Robust Construction
  • Minimal ‘Fines’ Generation
  • Minimal Heat Generation
  • Control of Milled Particle Size Through Screen Selection
  • Low Noise Operation

Product Range

Kek KibblerKek-Gardner Kibblers are available in 4 sizes to suit operation from pilot plant installation through to applications of over 100 tons/hour.


Model Throughput Scale-up Cantilever Request Data Sheet
M203 0.25 On Request
M303 0.5 DS512
M305 1.0 DS440
M311 2.0   DS464

Kek Kibbler CantileverDesign Options

Customized Design

Kek-Gardner Kibblers are fully customizable to suit the process, environment, cleaning and installed conditions.

These include:

  • Cantilever Shaft With No End Bearing or Seal
  • Hinged Access Doors
  • Pressure Rated Design for Inline ApplicationsTest Center Kek Kibbler
  • Various Feed and Collection Ancillary Products
  • Various Drive Configurations

Kek KibblerApplications

Kek-Gardner Kibblers are versatile, heavy-duty grinders and pre-breakers with typical applications including:


Breaking of soft to medium hard agglomerates in feed material.


Pre-grinding of larger lumps of medium-hard material to a milled size that can then be further reduced to a powder in fine grinders.

Coarse Grinding

Grinding of large lumps of medium-hard materials to less than 3mm pieces.