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Material Properties
Properties
| Term | Definition |
|---|---|
| Hardness | The ability of a material to resist indentation and abrasion |
| Toughness | The ability of a material to resist impact or blows |
| Ductility | The ability of a material to be stretched without fracture and not return to its original shape |
| Malleability | The ability of a material to be stretched in different directions |
| Elasticity | The ability of a material to be stretched and return to its original shape once the force has been removed |
| Brittleness | The ability of a material to shatter under an impact |
| Conductivity | The ability of a material to allow heat and electricity to pass through it easily |
| Insulator | The ability of a material to not allow heat and electricity to pass through it easily |
| Strength | The ability of a material to withstand forces of tension, compression, shear, bending and torsion |
| Types of Motion | Linear, Rotary, Reciprocating, Oscillating, are all types of: |
| Linear | Movement in a straight line |
| Rotary | Movement in a circle |
| Reciprocating | Movement back and forth in a line |
| Oscillating | Movement back and forth in an arc |
| Brass | Copper and Zinc |
| Bronze | Copper and Tin |
| Solder | Lead and Tin |
| HSS (High Speed Steel) | Steel and Tungsten |
| Steel | Iron and Carbon |
| Stainless steel | Steel and Chromium |
| Ferrous Metals | Mild steel and High Carbon steel are: |
| Non Ferrous Metals | Aluminium and Copper are: |
| Galvanised Iron | Mild steel and Zinc |
| Non Ferrous Alloys | Brass, Bronze and Solder are: |
| Ferrous Alloys | HSS and Stainless Steel are: |
| Thermoplastic | Acrylic (Thermoplastic or Thermosetting?) |
| Thermoplastic | Polyethylene (Thermoplastic or Thermosetting?) |
| Thermoplastic | Polypropylene (Thermoplastic or Thermosetting?) |
| Thermoplastic | Polystyrene (Thermoplastic or Thermosetting?) |
| Thermoplastic | PVC (Thermoplastic or Thermosetting?) |
| Thermoplastic | Nylon (Thermoplastic or Thermosetting?) |
| Thermosetting | Bakelite (Thermoplastic or Thermosetting?) |
| Thermosetting | Urea Formaldehyde (Thermoplastic or Thermosetting?) |
| Thermosetting | Malemine Formaldehyde (Thermoplastic or Thermosetting?) |
| Thermosetting | Polyester Resin (Thermoplastic or Thermosetting?) |
| Thermosetting | Polyurethane (Thermoplastic or Thermosetting?) |