3 Alice Street
BASSENDEAN (Perth) 6054, Western Australia
Ph: +61 8 9279 5522 Fax: +61 8 9279 9386

Onsite Service - Consultation, Inspection, Machining, Fitting

WORLD WIDE MILL AND KILN SITE INSTALLATION & SERVICE
Installation by the Hofmann site crew of Hofmann Engineering manufactured girth gear, and a twin pinion self-align gearbox, inching drive & electric motor at a gold mine in Ghana.

 

SUGAR MILL GEAR INSTALLATION & ONSITE SERVICES.
  • Consultation and inspection of complete drive train including detailed analysis and reporting.
  • Laser alignment and installation of the complete drive train.
HOFMANN ONSITE GEAR RECONDITIONING PROCEDURE
Using the Hofmann case hardened pinion as the accurate master and then precision in-situ grinding and using a special chemical etchant to in-situ recondition the worn mating gear.
DRAGLINE & SHOVEL SITE WORK
Hofmann Engineering completely:
  • Inspect,audit and condition monitor critical dragline and shovel components.
  • Do complete site installation including machining and welding.
ONSITE MACHINING SLEW BEARING
  • Design, manufacture and operation of specialized on-site machining equipment to solve your site machining problem.
  • Perform large site machining projects to 14m dia.
TRUNNION JOURNAL MACHINING AND REPAIR
  • Max dia: 3600mm.
  • Remove/replace trunnion roller bearings using oil injection and specialized extraction and bearing installation jigs.
  • Scrape in white-metal/bronze bearings.
RE-MACHINING TRUNNION FLANGE FACES
  • Max dia: 14000mm.
  • Onsite removal & installation of trunnion.
  • Onsite refurbishment & machining of mill trunnion.
ONSITE MACHINING OF MILL SHELLS
  • Special trunnion journal alignment tooling to insure that both trunnion journals are inline.
  • Mill refurbishment.
  • Shell crack inspection and weld repairs including stress relieving.
REPAIR TRUNNION BOLT AND LINER BOLT HOLES
  • Purpose manufactured tooling for production drilling/boring and tapping.
  • Re-bore and sleeve worn liner bolt holes to prevent liner bolts from breaking.
OIL & GAS, RIG EQUIPMENT REPAIRS
ONSHORE & OFFSHORE
  • Onsite machining, fitting & laser alignment.
  • Gearbox & gears manufactured and repaired.
  • Pump and valves installed and serviced.
LASER ALIGNING
  • Laser alignments of drive trains for mills, kilns, turbines etc.
  • Girth gear/pinion installation.
  • Gearbox bore laser alignment inspection.
  • Engine block crankshaft bore alignment inspection and rectification.
MACHINING GEARBOX MOUNTING FLANGE
  • Flange & bore refurbishment.
  • Site inspection and drafting.
  • Special purpose machinery designed and manufacture to suit your application.
  • Bolt tensioning equipment.
LINE BORING ,WELDING AND ON-SITE MACHINING
  • Repair of bucket bores.
  • Onsite line boring – engine blocks, ship propeller housings, crushers.
  • Line boring and drilling to 3m dia x 6m L.
  • Milling of keyways and surfaces.
  • Site Welding and heat-treatment.
KILN TYRE REFURBISHMENT BY IN-SITU GRINDING
  • Kiln roller and tyre refurbishment by machining and grinding.
  • Crusher rolls in-situ grinding to remove uneven wear.
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