Precision Rebuilding • Reverse Engineering • Performance Optimization

IMR specializes in rebuilding and remanufacturing Sterling extruder gearboxes, ensuring reliable operation, extended service life, and consistent high performance in demanding extrusion applications.

WHAT WE SERVICE

• All Sterling single-screw and twin-screw extruder gearboxes
• High-torque and high-load models
• Gear trains, helical gears, and thrust assemblies
• Gearbox housings, bores, endplates, and bearing fits
• Shafts, keys, and output assemblies
• Cooling system components

OUR REBUILDING PROCESS

1. Full Teardown & Evaluation

• Crack inspection and wear analysis
• Gear and bearing evaluation
• Alignment, center distance, and backlash check
• Lubrication system assessment

2. Precision Remanufacturing

• Shaft replacement or machining
• Reverse engineering of obsolete components
• Oversize bearing bore machining
• Gear grinding and tooth profile correction
• Housing weld-repair and machining to OEM standards

3. Assembly & Testing

• Bearing preload and gear mesh set to spec
• Load testing under operational conditions
• Final inspection and performance certification

ADDITIONAL SERVICES

• Rush rebuilds and emergency service
• Free pickup & delivery nationwide
• Vibration and alignment verification
• Oil system cleaning and filtration support

COMMON FAILURE INDICATORS

• Excessive noise or vibration
• Overheating or abnormal oil temperature
• Metal particles in oil
• Shaft or bearing play beyond tolerance
• Gear wear or misalignment

WHY IMR

• Expert in all Sterling extruder gearbox models
• Fast turnaround with OEM-level precision
• Reverse engineering for obsolete parts
• Proven reliability across extrusion applications
• Full IMR warranty for rebuilt gearboxes