Forming of Plastics: Part A

Double D Technical Productions
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Forming of Plastics: Part B
The processes covered by this program are:
  • Injection moulding
  • Injection blow moulding
  • Production of flexible foams
  • Rotational moulding
  • Extrusion compression moulding
  • Thermoforming
  • Stadium seat
Metal Casting: Sand Moulds
The processes covered by this program are:
  • Jobbing moulding
  • Cold box moulding
  • Pit moulding
  • Rapid prototyping
  • Investment casting
  • Medium volume green sand moulding
  • Automated cold box moulding
  • Hot box moulding
  • High volume lost foam moulding
  • Hunter process
  • Disamatic
Composite Materials: Part B
The processes covered by this program are:
  • Resin infusion
  • Resin transfer
  • Compression moulding (sheet)
  • Compression moulding (dough)
  • Pultrusion
  • Filament winding
  • Continuous profile
  • Bulk casting
  • Centifugal casting
Design for Manufacture - The Case of the Pump Body
This video shows how the most appropriate materials and methods of manufacture can be selected to produce a quality product at a minimum cost. The program examines four different methods of pump body production:
  • Hot chamber die casting
  • Cold chamber die casting
  • Sand casting
  • Injection moulding of plastics
Timber: Production and Processing Part B
This is Part B of two programs which include the propagation and processing of Australian native species together with American and Caribbean pines. The processes covered by this program are:
  • Characteristics of commercial softwoods
  • Plantation management - propagation; thinning; clear felling
  • Milling, drying and grading
  • Finger jointed clear grade…
Composite Materials: Part A
The processes covered by this program are:
  • Hand lay up - introductory
  • Theory of composite materials
  • Open mould chopped roving
  • Huon class mine hunter
  • Vacuum bagging
  • Vacuum bagged pre-pregs
Fundamental Hairstyling - Moulding and Waving
This programme looks at moulding and waving techniques.
Refrigeration and Air Conditioning - Compilation 8
This is a compilation of the following titles: Refrigeration and Air Conditioning: Food Storage Conditions, Industrial Refrigeration, Air Conditioning Commissioning, Refrigerant Recovery, The Conversion Factor, 123 - The Chilling Factor and The Conversion Factor (Thai).
Refrigeration and Air Conditioning - Compilation 7
This is a compilation of the following titles: Refrigeration and Air Conditioning; Reverse Cycle Air-Conditioning, Compressor Overhaul, Charging a Restrictor System, TX Valve Adjustment, Reading Refrigeration Gauges, Filters, Reading Site Drawings, Job Planning, Fans and Airflow, Air-conditioning Maintenance, The Controlling Factor and Commercial Installation.
Refrigeration and Air Conditioning - Compilation 6
This is a compilation of the following titles: Refrigeration and Air Conditioning: Installation Planning, EPR and CPR Valves, Belts and Couplings, Cool room Installation, Fault Finding (Sealed Units), Changing a Dome, Pressure Control Setting, Reciprocating Compressors, It's in the Book and Defrost Controls.
Refrigeration and Air Conditioning - Compilation 5
This is a compilation of the following titles: Refrigeration and Air Conditioning: Fuse Ratings, The Good Earth, Basic Electrical Effects, Ohms Law, Series and Parallel Circuits, Wiring Diagrams and Circuits, Control Circuits - Domestic Refrigeration, The Electro Magnetic Effect, Moving Coil Meters (The Multi Meter), Electric Motors, Three Phase Motors…
Refrigeration and Air Conditioning - Compilation 4
This is a compilation of the following titles: Refrigeration and Air Conditioning; Driers, Evacuation, Thermostats, Refrigerant Charging, Relative to What, Air Conditioning, Fan Installation, Sounds like Noise, Doing it Right and The Trouble Shooters.