Industrial Maintenance Rebuilders (IMR) provides full-service repair, rebuilding, and remanufacturing for all ball mill drivetrain components. Whether your equipment is worn, damaged, misaligned, pitted, cracked, or has failed unexpectedly, IMR has the technology, manpower, and experience to return it to OEM performance—or better.

Ball mills are the backbone of grinding and processing operations. When they fail, entire facilities go down. IMR keeps your operation running by delivering fast, precise, and reliable solutions for any mill size or configuration.

Complete Ball Mill & Pinion Gear Services

We handle every component in a ball mill drive system:

Ball Mill Gearing & Drive Components

• Pinion gear repair and remanufacturing
• Bull gear / girth gear repair, reprofiling, and rebuilding
• Gear tooth remanufacturing: hobbing, shaping, grinding, and hardfacing
• Pinion and mill shafts – straightening, machining, and new fabrication
• Bearing housings – machining, rebuilding, replacement
• Trunnions & journals – machining, welding, and repair
• Thrust bearings, support bearings, roller bearings
• Couplings, keys, sleeves, and adapters
• Drive components, guards, and alignment hardware

Mill Body & Structural Components

• Mill shell repairs
• Taper fits, journals, and end plates
• Liners, end liners, paddle arms, and wear components

All Gear Types Remanufactured

IMR can build, repair, or reverse-engineer any gear used in a ball mill drive system, including:

Spur • Helical • Double Helical • Herringbone • Bevel • Spiral Bevel • Hypoid • Worm • Worm Wheel • Planetary • Epicyclic • Internal • External • Crown • Rack & Pinion

Face Gears • Idler Gears • Silent Chain Gears • Custom / OEM-specific gear profiles

No matter the gear size, pitch, ratio, or hardness—IMR can remanufacture it

State-of-the-Art Gear Manufacturing Equipment

Our facility includes advanced gear machining and measuring technology to ensure absolute precision:

• CNC Gear Hobbing Machines
• CNC Gear Shaping Machines
• Gear Grinding Machines (profile & form grinding)
• CNC Gear Cutting Centers
• Vertical & Horizontal Machining Centers
• Shaft Straightening & Turning Centers
• Dynamic Balancing & Alignment Equipment
• Heat treatment, induction hardening & surface finishing systems
• Precision measuring equipment for AGMA-grade tolerances

This allows IMR to rebuild ball mill gears faster, more accurately, and more consistently than typical machine shops.

Our Ball Mill Remanufacturing Process

Every ball mill and pinion rebuild goes through a strict multi-step process:

1. Comprehensive Inspection & Failure Analysis
2. Teardown, Cleaning & Dimensional Reporting
3. Machining, Grinding & Gear Tooth Reprofiling
4. Hardfacing / Rebuilding Damaged Gear Teeth
5. Shaft Straightening & Journal Refurbishment
6. Bearing & Housing Machining
7. Reverse Engineering of Worn or Obsolete Parts
8. Dynamic Balancing, Alignment & Test-Run Verification
9. Final Quality Control to AGMA & OEM Standards

This ensures every unit leaves IMR performing as-new or better.

Industries That Rely on IMR

Ball mills are critical in industries where uptime matters. We support:

Mining • Cement • Aggregates • Minerals Processing • Power Generation • Chemical Processing • Pulp & Paper • Steel & Metal Manufacturing • Industrial Processing

These operations cannot afford downtime—IMR ensures they don’t.

Why IMR Leads the Industry in Mill & Gear Remanufacturing

• Full rebuild and remanufacturing under one roof
• Certified technicians following AGMA and OEM specifications
• Faster turnaround than OEMs and major suppliers
• Ability to reverse-engineer any gear size or design
• Precision machining and grinding for maximum gear life
• Proven reputation for reliability, quality, and emergency response

When your mill goes down, IMR gets you back up safely and quickly.