Materials Flashcards
(31 cards)
Primary processing steps for natural wood
- Fell
- Debark
- Chop into planks
- Season
- Plane
Primary processing steps for natural metals
- Mine
- Remove impurities
- Smelt
ALUMINIUM: Bauxite Ore -> Electrolysise -> Aluminium
Primary processing steps for wool
- Shear
- Card (straightening fibres)
- Clean
- Spin
- Knit/weave/etc.
Primary processing steps for polymers
- Drill crude oil
- Fractional distillation
- Turn into sheet, granules, liquid or powder.
Primary processing steps for regenerated materials
“The material will be processed”
Properites, Characteristics and Product Examples of Copper
Properties: conductor of heat and electricity, malleable, ductile.
Characteristics: brown.
Example: electrical wiring.
Properites, Characteristics and Product Examples of Hardwoods
Properties: strong in compression & tension, high levels of hardness.
Characteristics: difficult to cut.
Product Example: high quality furniture.
Properites, Characteristics and Product Examples of Silver
Properties: malleable, high electrical conductivity, ductile.
Characteristics: grey in colour.
Product Example: jewelery.
Properites, Characteristics and Product Examples of Softwoods
Properties: coarse grain, knotty.
Characteristics: easier to cut and cheaper in comparison to hardwoods.
Product Example: construction framing.
Properites, Characteristics and Product Examples of Wool
Properties: thermal insulator.
Characteristics: soft.
Product Example: clothing.
Properites, Characteristics and Product Examples of Acrylic
Properties: brittle.
Characteristics: many colours avaliable (+ transparent), processed in many different ways.
Product Example: car head light covers.
Properites, Characteristics and Product Examples of Cellophane
Properties: ?
Characteristics: transparent, flexible.
Product Example: food packaging.
Properites, Characteristics and Product Examples of Epoxy Resin
Properties: insulator, hard-wearing.
Characteristics: clear/coloured.
Product Example: adhesives.
Properites, Characteristics and Product Examples of Kevlar
Properties: tough.
Characteristics: difficult to cut, degrade in UV.
Product Example: bulletproof vest.
Properites, Characteristics and Product Examples of Nylon
Properties: high tensile strength, hard-wearing.
Characteristics: ?
Product Example: rope.
Properites, Characteristics and Product Examples of Polyester
Properties: good thermal insulation.
Characteristics: cheap compared to alternatives, quick drying.
Product Example: clothing.
Properites, Characteristics and Product Examples of PTFE (Teflon)
Properties: high heat & chemical resistance.
Characteristics: non-stick.
Product Example: non-stick pans.
Properites, Characteristics and Product Examples of Polypropelene
Properties: high fatigue resistance.
Characteristics: avaliable in many colours, embedded hinges possible.
Product Example: DVD cases
Properites, Characteristics and Product Examples of PVC (polyvinyl chloride)
Properties: heat insulator.
Characteristics: lightweight.
Product Example: drain pipes.
Properites, Characteristics and Product Examples of Blockboard
Properties: resistant to bending forces, stable.
Characteristics: cheaper than hardwood equivalents.
Product Example: Table tops (however material is heavy!)
Properites, Characteristics and Product Examples of Cardboard (cellulose-based boards)
Properties: high strength:weight ratio, high impact resistance.
Characteristics: cheaper than manufactured boards.
Product Example: corrugated cardboard used for packaging.
Properites, Characteristics and Product Examples of Chipboard
Properties: ?
Characteristics: cheap compared to solid alternatives, lacks aesthetic appeal.
Product Example: worktops (when covered with melamine formaldehyde).
Properites, Characteristics and Product Examples of MDF (medium density fibreboard)
Properties: ?
Characteristics: ?
Product Example: flat-pack furniture.
Properites, Characteristics and Product Examples of Paper
Properties: ?
Characteristics: ?
Product Example: writing paper.
