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According to the needs of the client, GCHA may function in several modes.

Project Basis

Where the work to be done and its time-frame can be well defined, GCH functions as :-

  • lead consultant, utilizing outside consultant organizations and testing facilities for specialized needs
  • senior consultant, supplying technical assistance to the primary contractor, which is either a management consultant (e.g. Coopers & Lybrand, Intertech, Innovitech) or a consulting engineering company (e.g. Rescan/Hatch Associates, Metchem/Pellemon, SNC, Lavalin, Warnock Hersey, Roche)

Ongoing Basis

Where consulting services are needed on a regular basis as the project progresses, GCH supplies these:-

  • on a retainer basis of so many days per month
  • on temporary contract basis , supplying services as if an employee, but without fringe benefits. (e.g.acting as pro-tem Technical  Director for Suzorite for 6 months, while recruiting and training a permanent employee.)

Laboratory and Pilot Plant Services for Industrial Minerals

  • Sieve analysis - ASTM and ultrasonic microsieving
  • Bulk Density ; Specific Gravity; Loss on ignition
  • Microscopy Aspect ratio by film balance
  • Surface treatment - 500 g - 100 kg batches
    • silanes, titanates & zircoaluminates
    • maleinized , chlorinated and other waxes
    • stearates , oleates etc.
    • other
  • Agglomeration – 1 kg., 25 kg and larger batches
  • Polymer compounding, molding and testing
  • Paint formulation and testing
  • Chemical Extraction of Silicates
    • silica residues
    • magnesium and aluminum chemicals