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Unit 45- Typical Materials, , image, image, image, image, image, image, ,…
Unit 45- Typical Materials
Metals
Aluminium
PROPERTIES: low density, is non-toxic,has a high thermal conductivity, has excellent corrosion resistance and can be easily cast, machined and formed.
Additive manufacturing Selective laser cutting
Titanium
Properties: Corrosion resistant, high strength to weight ratio and lustrous
AM: powder bed fusion and laser jetting
Gold
Properties: dense and good conductor of heat and electricity and soft and malleable
Am: SLM and DMSL
Steel
Properties: ductile, machinability and good tensile strength
Am: material jetting and binder jetting
Silver
Properties: soft,malleable and good tensile strength
AM: low wax casting and FDM printing
Polymers
PLA
Characteristics
good tensile strength, flexural strength and good impact strength
AM: Material extrusion
ABS
Properties: good balance of impact, heat, chemical and abrasion resistance,
AM 3D printing
Polyamides
Properties: water absorbent, tensile strength and good wear rate
AM: powder bed fusion
Composites
Epoxy resins
Properties:
Low shrinkage during curing.
High electrical insulation and retention properties.
Corrosion resistance.
AM: resin infusion
Carbon Fibre
Properties high mechanical strength, high stiffness, lightweight
AM : composite fibre additive manufacturing (CFAM)
Cermets
AM: high-powered laser beam.
Properties: high temperature resistance and hardness
