quick fixes Flashcards
five types of softwood?
pine
cedar
larch
douglas for
spruce
five types of hardwood?
oak
mahogany
ash
birch
beech
teak
five types of adhesives?
PVA
epoxy resin
polystyrene cement
acrylic cement
contact adhesive
what is an isometric drawing?
a drawing technique that uses vertical lines and lines at 30 degrees
what is oblique drawing?
3 dimensional drawing technique showing the front view along with side views at 45 degrees
what ‘ingredients’ can be changed/adapted to create different types/qualities of papers?
- fillers: smooth out the finish of the paper
- sizing agents: reduce absorbency
- calendaring process: created different thicknesses and surface finishes
- UV varnish
- texturing
- source of cellulose fibres
properties of papers?
- whiteness
- opacity
- strength
- absorbency
- finish
- cost
what are the two official sources for anthropometric data?
British Standard Institute (BSI)
International standards (ISO)
(also have WHO)
disadvantages of built in obsolescence for manufacturer?
- impacts reputation
- waste of unwanted products
what are the stages of a life cycle assessment?
- raw materials
- transportation
- processing of materials / manufacture
- transportation
- retailers
- consumer / use
- disposal / end of life
sources of cellulose fibres
flax
hemp
straw
cotton
bamboo
wood
five types of board
- folding box board (packaging)
- solid white boards (high end packaging and greetings cards)
- mount board (mounting photos and pictures before framing)
- foil backed and laminated card (food packaging)
- corrugated card
what are the two main categories of fibres?
man made (polyester, acrylic, nylon elastane)
natural (plant - cotton, linen, bamboo; animal - silk, wool, leather)
how much water is required for one A4 sheet of 80gsm paper?
500ml
what is ergonomics?
the application of anthropometrics to products in order to make them comfortable for the user
