Allis Chalmers 9 ft. x 12 ft. Ball Mill ID: 191613

• Completely refurbished.
• 9 ft. diameter.
• 12 ft. long
• Welded steel shell, 2 In. thickness.
• Cast steel feed and discharge heads with integral trunnion journals.
• Discharge trommel with reversing spiral.
• 34 In. dia x 22 In. face, main bearings with existing babbitted.
• Inserts and new seals, in very good condition (75% of new).
• Existing 2-piece double helical ring gear, (75% of new).
  • 302 teeth.
  • 20 In. face width.
• Existing pinion and shaft assembly, (75% of new).
  • 22-tooth pinion.
  • New pillow block roller bearings and seals.
• Gear guard.
• Farrel sr1810 parallel shaft gear reducer, ratio 3.19:1.
  • With new sole plate.
• Bearing & pinion sole plates.
• New set of tega rubber liners, installed.
• Feed insert, ceramic coated.
• Discharge insert with reverse spiral, ceramic coated.
• Rebuilt Teco-Westinghouse 550 hp High Torque Induction Motor.
  • Volts: 4000V.
  • RPM: 900.
  • Frame: 6808-B.
  • Phase: 3.  
• New Motortronics 550 hp soft starter.
• New automatic gear spray lubrication system.
• New main bearing lift and lubrication system.

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