Home » Primary Gyratory Parts

Primary Gyratory Parts by CMS Cepcor®

The CMS Cepcor® product range of precision machined replacement parts to suit primary gyratory crushers includes complete mainshaft assemblies, mainshafts, cores, spider assemblies, spider bushings, spider seals, top shell assemblies, bottom shell assemblies, eccentric bushings, shell bushings, mainshaft nuts, spider rim liners, spider shields, dust seal rings, retainers, step washers, piston wear plates, pinion shafts, shell bolts and many more.  We are the genuine alternative to the original equipment manufacturer.

Lloyds Register ISO9001:2015 Quality Assured

Our comprehensive range of replacement crusher parts to suit primary gyratories are certified to meet the OEM specification under our Lloyds Register quality system.

Furthermore, our premium range of primary gyratory crusher manganese steel and alloy castings are proven in mining and aggregate production applications worldwide.

Leading Metallurgy

The metallurgy has been developed in partnership with our foundry partner who is renowned as the world’s leading manufacturer of crusher liners.

CMS Cepcor® premium manganese is a solution annealed, water quenched, austenitic manganese steel that has been developed from the original Hadfield’s manganese steel specifications, although our variation can provide unequalled toughness with good resistance to abrasion, which improves as the steelwork hardens in operation.

Service Support

CMS Cepcor® crusher service technicians are available to work on primary gyratory crushers worldwide, we provide expert assistance and a complete strip down and re-build service.

All CMS Cepcor® compatible crusher parts are manufactured and warranted by CMS Cepcor®, for the avoidance of doubt it is not implied that any of our branded parts originate from the OEM.