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Multi-Roll Crushers

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GC roll Crusher

Gundlach Crushers offer a range of Multi-Roll Crushers known for their precise product sizing, minimal fines, and excellent dimensional control. These are the only crushers able to produce cubical product with uniform sizing and less fines and come in four model series. Models include single-stage and two-stage designs and utilize innovative 3-D crushing technology with intermeshing continuous tooth roll design and precise roll timing, resulting in high-quality cubical products and reduced fines. They are suitable for sizing various materials such as coal, coke, glass, fertilizer, potash, salts, lime, limestone, soft ores, friable materials, and industrial minerals. The advantages include uniform-sized cubical products, low power consumption, large feed size capability up to 1200 mm, top-size control without slabbing, and throughputs from 10 TPH to over 6000 TPH. They also offer optional Nitroil® Tramp Metal Protection, easy maintenance, and flexible machine configurations for maximum control over product size. Gundlach’s Multi-Roll Crushers are designed for various applications, offering a comprehensive solution for precise material sizing in industries requiring precision and control.

GC roll crusher
Roll Crusher
Multi roll crusher

Features and Benefits

  • Wide base with self-aligning main bearings for durability
  • Alignment and adjustment assemblies maintain parallel position throughout the adjustment range.
  • Secondary drives and gearboxes provide maximum torque transmission between upper and lower drive shafts.
  • Coupling mounted rolls facilitate quick and easy roll changes with minimal downtime.
  • Upper rolls efficiently grab lumps, pre-break, and feed material to lower rolls.


  • Lower rolls grab pre-crushed product from upper rolls and reduce material to final desired size.
  • Superior cubical product produces uniform-sized cubical products with reduced fines.
  • Low Power Consumption and Operational Costs:
    Slow roll speed and low horsepower reduce energy consumption.
  • High capacity and versatility accept large feed sizes up to 1200 mm.
  • Product size adjustment can be done in minutes while the crusher is running.
  • Flexible Machine Configurations for maximum control of product size.


Cement Production  •  Chemical Processing  •  Limestone & Lime Processing  •  Mining Operations (Coal, Potash, and Other Minerals)
Petroleum Coke Processing  •  Power Generation. •  Steel Production

Technical Details

General Information

  • Typical reduction ratio of 4:1 for single stage 2-roll (S) series and 16:1 for double stage 4-roll (D) series crushers.
  • 1 or 2 motor drive options available for single stage crushers.
  • 1, 2, or 4 motor drive options available for double stage crushers.



  • Double row, spherical roller bearings used on all models.
  • Optional automatic lubrication system available for all models.
  • Roll / Tooth configuration selected based on application needs.
  • Some roll/tooth configurations are available as replaceable segments to facilitate maintenance.
Multi crusher specification


Potash 101 Webinar Video
Roll Crushers & High-Capacity Applications Webinar Video