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A1 BABBITT

Rebabbitting, Machining, and Bearing Reconditioning Procedures

Rebabbitting and Machining Procedures
   1. Obtain all dimensions and inspect for any abnormal or noticeable damage of bearing shell and bearing surface.
   2. Remove old babbitt and inspect bonding surface and bearing shell for any defects.
   3. Prepare bearing shell prior to babbitting.
   4. Cast Babbitt (spin, static, puddle, or tig weld)
   5. Machine splits, assemble bearing, rough machine.
   6. Ultrasonically inspect Babbitt bond.
   7. Assemble bearing and finish machine bore and thrust faces.
   8. Machine and drill oil reliefs, thermocouple and oil ports.
   9. Prepare bearing for shipper. (deburr, assemble, paint)
10. Record all finished dimensions and file for future service.
11. Package and skid bearings.
12. Follow up with customer to ensure satisfaction.

Babbitt Bearing Reconditioning
   1. Inspect process.
   2. Heat Shells
   3. Clean ID
   4. Machine ID
   5. Flux
   6. Tin Bath
   7. Set Up Shells
   8. Preheat Shells
   9. Spin Cast / Static Cast
10. Cast Alloy
11. Cool Shells
12. Inspection
13. Rough Machine Bore
14. Inspection
15. Ultrasonic Test
16. Machine Bore Turn and Face
17. Mill & Drill and De-Burr
18. Ultrasonic Test
19. Finish Inspection
20. Package for Shipping

A1 BABBITT COMPANY 724-379-6588