MECHANICAL MAINTENANCE SERVICES
Primary Crusher Mantle and Concave Replacements
The WNJ service team has crew members that combined have over 20 years of experience with the removal of Primary, Secondary, and Tertiary Crushers. This included the repair and replacement experience of these crushers, Nordbak, and Flow-Rock backing and hardening installations. These projects require large rigging, welding, and heavy mechanical components related to the crushers.
Conveyor Belt Rollers, Idlers, Pulleys, and Gear Box Replacement
The WNJ service team has crew members that have over 35 years of experience with the removal and replacement experience of Continental, PPI, L&H, and Martin Engineering rollers, idlers, pulleys, and Gear Boxes. These installations and repairs take a variety of skills to make the installations and repairs. Some of those skills require Certified Welding activities, impact drills, grinding, and fabrication of brackets, tables, and guide rails. Our crews also need to conduct these in a safe manner with the appreciated PPE, rigging forklift, bull rigging, and impact drilling tools.
Fabrication Services
The WNJ service team has crew members that utilize the mine sites or our welding shop for the fabrication and repairs of crusher liners, roller stands, crusher screen decks, and safety rails that parallel the conveyor belts. Our crews need to be creative during a variety of fabrication tasks. They can build off engineering drawings or 'field fit' structures that support gearboxes, rollers, idlers, and pulleys.