We offer Alberti live tool repair services for all Alberti precision tools.  Our repairs will typically cost 1/2, or less than 1/2 the price of a new live tool.  Plus, we can upgrade the original non-sealed bearing design, to a sealed / shielded bearing design at all bearing locations.  We keep bearings in stock for these live tools to allow us to keep pace with our repair volume.  Lead-time can be as short as 2-3 days.

  • Most live tools exceeding 0.001″ runout are due, or almost due, for a repair.  0.0008″ or less is the target runout for a live tool.
  • Live tools like to rest as long as they cycle at full speed or maximum load.  5 minutes is a typical maximum run time followed by a 5 minute rest.
  • 150 to 160F temperatures are common when running at full load.
  1. Disassembled and cleaned.
  2. Inspected dimensionally and visually.
  3. Quoted for repair.
  4. The spindles are assembled with new precision grade sealed / shielded bearings.
  5. If necessary, the spindle is ground to true the taper, and / or the bearing journals are plated and re-ground to proper bearing tolerance and total indicated runout.
  6. As required, the lower, middle and upper bearing housings may be bored, bushed, and reground to proper concentricity and dimensional tolerance.
  7. The spindles are re-assembled.
  8. The spindles are installed in the housing.
  9. The unit is run tested for 5-10 hours with testing of vibration, temperature, and noise levels

Why should you have your multi-spindle boring head, high speed right angle head, or other aggregate head, repaired by Ekstrom-Carlson?

  1. Lead-time: 1-2 Week average for multi-spindle heads, including tear down, inspection, quotation, and repair.  3-5 days for right angle heads and live tooling repairs.
  2. Price: Much lower price than the OEM, or the OEM distributor.
  3. USA repair: We repair the unit in Rockford, Illinois.  It is not shipped overseas, as is often the case for various machines.
  4. Parts repair: Where possible, we will save money by repairing motor spindles and gear spindle shafts.  Some manufacturer’s representatives will always quote a brand new unit if the unit drive shaft is damaged, or if the bearings require replacement.  75% of the time, we can save the original unit at less than 50% the cost of new.
  5. Sealed bearings when available and possible conversion to ceramic bearings.
  6. Free inspections.
  1. The condition of the machine before the rebuild along with accurately diagnosing any and all problems.
  2. Installing proper replacement parts including spindle grade bearings and parts with OEM tolerances that are known only to OEM’s such as Ekstrom-Carlson.
  3. Precision tolerance machinery and tooling including grinding, plating and balancing equipment.
  4. Experience and quality workmanship of the repair technician.

Live Tool Repair • Case Studies

Alberti KR-2313 right angle head radial live tool repair

DR7001507 Angular contact bearing DR7001400 Angular contact bearing DR7000925 Deep groove bearing DR7001256 Needle roller bearing DR7002181 Dust grind seal area DR7003392 Alberti Drive Shaft DR7000024 Misc. Seals / Grease / etc… DR7041Live Live Tool Repair Labor And Assy ***THE ITEM WILL BE SCRAPPED IF AN ORDER IS NOT PLACED WITHIN 60 DAYS OF QUOTATION AND WE HAVE NOT BEEN … Read More

Alberti MA-3.5 live tool repair

DR7001068 Angular contact bearing DR7000745 Deep groove bearing DR7002181 Dust grind seal area DR7002173 Alberti Rotoflux seal kit DR7000024 Bump grind face of shaft DR7000024 Misc. Seals / Grease / etc… DR7041Live Live Tool Repair Labor And Assy jl***Repair proposal R20241093 ***Alberti, MA-3.5, 12913C275 We are pleased to provide our repair proposal for the subject unit. Below is a detailed … Read More

Alberti aggregate angle head repair T90-0.3 08030003 5000rpm

Alberti aggregate angle head repair T90-0.3 08030003 5000rpm DR7001082 Angular contact bearing DR7000924 Angular contact bearing DR7002348 T90-0.3 Drive tang DR7000024 Misc. Seals / Grease / pin, etc... DR7000041 Spindle Repair Labor And Assy Inspection Results: The spindle journal diameters show no appreciable wear and are acceptable for proper bearing fits. The bearing housing inner diameter meets design specifications and ... Read More

Alberti aggregate angle head T90-0.3 repair 16030038 5000rpm

Alberti angle head, T90-0.3, 16030038, 5000rpm DR7001082 Angular contact bearing DR7000924 Angular contact bearing DR7002348 T90-0.3 Drive tang DR7000024 Misc. Seals / Grease / pin, etc... DR7000041 Spindle Repair Labor And Assy Inspection Results: The spindle journal diameters show no appreciable wear and are acceptable for proper bearing fits. The bearing housing inner diameter meets design specifications and shows no ... Read More

Alberti aggregate angle head T90-0.3 repair 12030006 5000rpm

Alberti angle head, T90-0.3, 12030006, 5000rpm DR7001082 Angular contact bearing DR7000924 Angular contact bearing DR7002481 Alberti Drive Tang DR7000024 Misc. Seals / Grease / etc... DR7000041 Spindle Repair Labor And Assy Inspection Results: The spindle journal diameters show no appreciable wear and are acceptable for proper bearing fits. The bearing housing inner diameter meets design specifications and shows no appreciable wear. No ... Read More

Alberti aggregate angle head T90-0.5C repair 0805C001

Alberti aggregate angle head T90-0.5C repair 0805C001 Alberti aggregate angle head T90-0.5C repair 0805C001 DR7001399 Angular contact bearing DR7001200 Angular contact bearing DR7002175 Angular contact bearing DR7000024 Misc. Seals / Grease / etc... DR7000041 Spindle Repair Labor And Assy Inspection Results: The spindle journal diameters show no appreciable wear and are acceptable for proper bearing fits. The bearing housing inner diameter ... Read More

Alberti aggregate angle head T90-0.3 repair 18030014 5000rpm

Alberti aggregate angle head T90-0.3 repair 18030014 5000rpm Alberti aggregate angle head T90-0.3 repair 18030014 5000rpm DR7001082 Angular contact bearing DR7000924 Angular contact bearing DR7000024 Deep groove bearing DR7000024 Misc. Seals / Grease / etc... DR7000041 Spindle Repair Labor And Assy Inspection Results: The spindle journal diameters show no appreciable wear and are acceptable for proper bearing fits. The bearing housing ... Read More

Alberti KR-23105 live tool repair 1070

Alberti KR-23105 live tool repair 1070 DR7001507 Angular contact bearing DR7000149 Angular contact bearing DR7001232 Deep groove bearing DR7001268 Needle roller bearing DR7002385 Alberti Pin DR7002386 Alberti Roller Bearing DR7000024 Misc. Seals / Grease / etc... DR7000041 Spindle Repair Labor And Assy Inspection Results: •The spindle journal diameters show no appreciable wear and are acceptable for proper bearing fits. •The ... Read More

Alberti T90-0.5C aggregate angle head 18060028

Alberti T90-0.5C aggregate angle head 18060028 DR7001399 Angular contact bearing DR7002209 Angular contact bearing DR7002175 Angular contact bearing DR7000009M Dust Grind Taper - Manual spindle motor or live tool DR7000024 Misc. Seals / Grease / etc... DR7000041 Spindle Repair Labor And Assy Inspection Results: The spindle journal diameters show no appreciable wear and are acceptable for proper bearing fits. The bearing ... Read More

Alberti KZ-1513-DC 5000 RPM live tool repair 1031

Alberti KZ-1513-DC 5000 RPM live tool repair 1031 DR7001304 Angular contact bearing DR7001086 Deep groove bearing DR7001198 Angular contact bearing DR7001211 Angular contact bearing DR7001421 Deep groove bearing DR7000989 Needle roller bearing DR7002320 Alberti drive shaft with gear DR7000024 Misc. Seals / Grease / etc... DR7000041 Spindle Repair Labor And Assy Inspection Results: The drive shaft is worn in a ... Read More

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