American Pulverizer, the originators of the Rolling Ring crushers, brings you nearly a century of experience to the design, performance and capacity of these double roll crushers to provide you with unmatched product control with dependable operating efficiency, minimum maintenance and long service life.

American Pulverizer double roll coal crushers are available in a range of size to meet your exact specifications.  Ideal for primary and secondary reduction of ROM coal, washed coal, middlings, screenings, slag, moist clay, limestone, cement rock, sulfur, lignite, pyrite, coke, and other materials where minimum fines are required.

Standard Features

Heavy plate-steel housing, rib-reinforced where crushing strains are greatest
All abutting surfaces machined for a dust-tight fit and premixed at contact points
Abrasion-resistant replaceable liners
Segmented roll design
Roll shafts of 4140 heat-treated alloy steel
Roll gap adjustment via shims
Dual v-belt drive with torque limiter or shear pin on sheaves to ensure motor disengagement in case of roll stoppage
Spring relief for protection due to uncrushable items
A hydraulic gap adjustment and close tolerance liners to prevent spillage of material between the roll and the liner itself