Our Work
3E
GE 8309 S Frame
Issue
- Welds Broken Where The Bars Meet The Endrings

Solution
- Removal Of Aluminum Cage Bars
- Replacement Of All Cage Bars With Copper Alloy
- Endrings Brazed To Cage Bars
- Machined
- Dynamically Balanced
Jenkins
844 HP 877 RPM NEW LAMINATION ROTOR REPAIR
Issue
- Melted copper bars lifted through top of slots, destroying rotor lamination’s

Solution
- All new lamination’s and spacers
- All new fabricated copper alloy bars inserted with tight interference
- Thicker redesigned endrings brazed to cage bars
- Machined to spec
Crimson
350 hp 1080 rpm
Issue
- Destroyed Iron
- Melt Cage Bars And End-rings

Solution
- Removal Of Cage Bars
- Separation Of All Lamination
- Re-insulation And Restack
- Replacement Of All Cage Bars
- Double Endrings Brazed To Cage Bars
- Machined
- Dynamically Balanced
- Shipped To Customer 9 Days After Arrival
Demaria
3000 hp 3600 rpm
Issue
- Majority Of Bars Broken
- Iron Shorted And Melted

Solution
- Removal Of Cage Bars
- Separation Of All Lamination
- 1/2 New Laser Cut Lamination Combined With 1/2 Original Lamination And Restacked
- Replacement Of All Cage Bars
- Endrings Brazed To Cage Bars
- Stainless Steel Retainer Rings Shrink Fit To Endrings
- Machined
- Dynamically Balanced
Continential
1600 HP/1800 RPM
Issue
- Lose original bars
- Fused laminations
- Cracked welds on endrings

Solution
- 12 Day Turn Around
- 3/4 Of Lamination Core Restacked and Refurbished
- All New Bar Material Milled And Brazed
- Machined
- Dynamically Balanced
- Shipped Back To Customer
IPS
600 hp 1200 rpm
Issue
- Melted Cast Aluminum Alloy Cage And End rings
- Partial Destroyed Lamination’s

Solution
- Removal Of All Aluminum Alloy Cage And Endrings
- Unstacking Then Restacking Of Original Lamination’s With New Insulation
- All New Copper Alloy Fabricated Cage Bars
- New Copper Endrings With Matched Cooling Fans
- Machined And Epoxied
- Dynamically Balanced
Rotor
3000 hp 900 rpm
Issue
- Cracked and melted weld joints at end ring
- Melted bars

Solution
- Poles detached and delivered
- Removal of all original bars
- Material tested
- Water jet cut end rings
- Fabricated bars sized and installed
- End ring fitted and brazed