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DT > Matrials And Components > Flashcards

Matrials And Components Flashcards

0
Q

Cartridge paper description, uses, properties?

A 
Description:
Creamy white, smooth surface with slight texture
Uses:
Good for drawing
Heavier weights can be used with paints
Properties:
Opaque
Accept most drawing media
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1
Q

What unit is paper measured in?

A

gsm

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2
Q

Tracing paper description, uses and properties?

A

Description:
Thin, transparent paper with a smooth surface
Pale grey appearance
Uses:
Good for drawing/tracing
Properties:
Allows tracing through on to another sheet in order to develop design ideas

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3
Q

Folding boxboard description?

A

Consists of a bleaches virgin pulp top surface, unbleached pulp middle layers and bleached pulp inside layer

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4
Q

Folding boxboard properties and uses?

A 
Properties:
Excellent for scoring, bending and creasing without splitting 
Excellent printing surface
Uses:
Carton applications and food packaging
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5
Q

Corrugated board description?

A

Constructed from a flutes paper later sandwiches between two paper liners

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6
Q

Corrugated board properties and used?

A 
Properties:
Excellent impact resistance
Strength for weight 
Recyclable
Uses: 
Protective packaging for fragile goods
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7
Q

Solid white board description?

A

Made entirely from pure, bleached wood pulp

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8
Q

Solid white board properties and uses?

A 
Properties:
Very strong and rigid
Excellent printing surface
Uses:
Packaging for frozen foods, ice cream, pharmaceuticals and cosmetics
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9
Q

Foil-lined board description?

A

Board with a laminated foil coating

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10
Q

Foil-lined board properties and uses?

A

Properties:
Very strong visual impact
Foil provided excellent barrier against moisture
Uses:
Cosmetic cartons, pre-packed food packages

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11
Q

What metals are used for packaging?

A

Steel, aluminum and tin

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12
Q

Common uses for metal graphic products?

A

Packaging and signage

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13
Q

Give 4 advantages of using metal in graphic designs.

A 
Easily recycle
Strong
Secure-sealed
Easily shaped
Good for mass production
Good visual appeal
Good impact resistant
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14
Q

4 disadvantages of using metal graphic products

A

Huge amount of energy used to recycle
Heavy for transporting
Can be expensive for manufacturers
Uses essential fossil fuels-mining

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15
Q

What are the two types of metals? What do they mean?

A

Ferrous metals - magnetic

Non-ferrous metals - not magnetic

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16
Q

What is the difference between thermoplastics and thermo-setting plastics?

A

Thermoplastics can be heated as many times as you want but thermo-setting plastics can only be heated once or else it’ll burn

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17
Q

What are the full names for PET, PVC, PP and PS?

A

Polyethylene terephthalate
Polyvinyl chloride
Polypropylene
Polystyrene

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18
Q

Properties of PET?

A 
Excellent barrier against atmospheric gases
Prevents gas from escaping package
Does not flavor the contents
Sparkling 'crystal clear' appearance 
Very tough
Lightweight- low density
19
Q

Uses of PET?

A

Bottle for carbonates drinks
Packaging for highly flavored food
Microwaveable food trays

20
Q

Properties of PVC?

A

Weather resistant- doesn’t rot
Chemical resistant- doesn’t corrode
Protests products from moisture and gases while holding in preserving gases
Strong, good abrasive resistance and tough
Can be manufacture either rigid or flexible

21
Q

Uses for PVC?

A

Packaging for toiletries

Pharmaceutical products, food and confectionery, water and fruit juices

22
Q

Properties of PP?

A 
Lightweight
Rigid
Excellent chemical resistance 
Versatile- can be stiffer than polyethylene or very flexible
Low moisture absorption
Good impact resistance
23
Q

Uses of PP?

A

Food packaging- yoghurt and margarine pots, sweet and snack wrappers
Used for laminating paper and board

24
Q

The 2 types of PS?

A

Rigid polystyrene and expanded polystyrene

25
Q

Properties of rigid polystyrene?

A

Good impact resistance
Rigid
Lightweight
Low water absorption

26
Q

Expanded polystyrene properties?

A 
Excellent impact resistance
Very good heat insulation
Durable
Lightweight
Low water absorption
27
Q

Uses rigid polystyrene?

A

Food packaging such as yoghurt pots, CD jewel cases

28
Q

Used of expanded polystyrene?

A

Egg cartons, fruit, vegetable and meat trays, cups, etc; packing for electrical and fragile products

29
Q

Process for mass-producing glass containers?

A
  1. Melting
  2. Shaping
  3. Annealing
  4. Quality control inspection
  5. Packing
30
Q

Description and uses for jelutong?

A 
Description:
Straight-grained with fine, even texture
Creamy-white color
Uses:
Model and pattern making
Excellent wood to carve and sculpt due to it's softness
31
Q

Advantages of jelutong?

A

Works easily with both hand and power tool
Glues, screws, and nails without difficulty
Stains, paints, and varnishes fairly well

32
Q

Disadvantages of jelutong?

A

Quite brittle and weak
Low resistance to decay
Cannot be easily steam bent

33
Q

Description and used of balsa?

A

Straight-grained and ‘spongy’

Pale beige to pinkish color

34
Q

Advantages of balsa?

A 
Very soft and light
Quite strong am for its weight
Quite stable in use
Possibly the easiest wood to cut, shape and sand 
Extremely buoyant
35
Q

Disadvantages of balsa?

A

Low in strength, stiffness and shock resistance
Finished fairly well but pours composition soaks up finish
Not suitable for steam bending

36
Q

Description and uses for paeans pine?

A

Description:
Attractive with straight grain and very close density
Honey color
Uses:
Furniture, turned items, general construction, plywood veneers and wood pulp for paper making

37
Q

Advantages for parana pine?

A

Hard, straight grain
Fairly strong, durable and easy to work
Smooth finish
Glues without difficulty and he’s nails and screws quite well

38
Q

Disadvantages of parana pine?

A

Low stiffness, shock resistance and decay resistance

Can distort significantly if not seasoned properly

39
Q

Description and uses for white pine?

A

Description:
Straight-grained with a fine, uniform texture
Creamy white, pale yellow or light down
Yellows with age
Uses:
Carvings and sculpture, toys, novelties, musical instrument, match sticks, boxes, veneer, dowels and patterns

40
Q

Advantages of white pine?

A

Works very easily with most machine or hand tools
Carves white well holds nails and screws well without he need to pre-drill
Glued, paints and varnishes well

41
Q

Disadvantages of white pine?

A 
Does not turn well
Needs sealer to prevent blotches when staining 
Quite weak 
Low decay resistance, low resistance
Not good for steam bending
42
Q

What is FSC?

A

Forest stewardship council

An international, non-governmental organization dedicated to promoting responsible management of the world’s forests.

43
Q

What are composites?

A

When two or more materials are combined by bonding, a composite material is formed.

44
Q

Uses of carbon fibre?

A

Uses:

Sports equipment such as tennis racquets and fishing rods, bicycle frames and wheels, aircraft and vehicle components

45
Q

Name 3 advantages of carbon fibre?

A

Excellent strength-to-weight

DT (4 decks)

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