Geometrical Product Specification Course Modules
The following modules are available in addition to the Geometrical Tolerancing modules, and can be used to build up a complete training programme.

If you require training in an area that is not covered by one of the standard modules, we will be happy to develop one for you.
Description Duration Contents  
Surfaces and edges module:

use of the machining symbol, surface texture tolerances, surface imperfection parameters, edge tolerances		 1 day
  • introducing surface texture
  • how surface texture is measured
  • use of the machining symbol 
  • surface characteristics
    • profile
    • roughness
    • waviness
  • common parameters
  • filtration and transmission bands
  • surface imperfection parameters
  • edge tolerances
  • standards
    • current BS & ISO standards
    • future developments
 
Moulding, Casting, Forging part I

Drawing markings from BS ISO 10135:2007		 ½ day
  • how to use drawing indications for:
    • parting surfaces

    • markings on tools and inserts

    • permitted elevation/depression of ejectors

    • permitted mismatch of tool cavities or inserts

    • permitted levels of flash

    • size and extent of sink marks

    • draft angles
  • restricted application of tolerances
  • combining tolerances to control hole patterns
  • standards
    • current BS & ISO standards
    • future developments
 
Moulding, Casting, Forging part II

Machining allowances and general tolerances from BS EN ISO 8062-3:2007		 ½ day
  • introduction
  • tolerance grades for linear dimensions
  • surface mismatch
  • wall thickness
  • datums for general geometrical tolerances
  • grades for general geometrical tolerances

  • general geometrical tolerance characteristics

  • machining allowance
    • grades
  • markings on drawings