Materials and their properties

Question 1

Bleed proof paper

Answer 1

White prevents solvent based markers fr bleeding.
Drawings, water or spirit based markers

Question 2

Grid paper

Answer 2

Faint grid lines
Maths or scientific paper

Question 3

Layout paper

Answer 3

Off white translucent and lightweight, smooth. Sketching and tracing paper

Question 4

Cartridge paper

Answer 4

Thick cream white. Slight texture. Takes pens and watercolors well

Question 5

Tracing paper

Answer 5

Translucent and thin , overlays, working drawings

Question 6

Foil lined board

Answer 6

Good insulator, stiff, oil resistant, food packaging

Question 7

Corrugated cardboard

Answer 7

Good insulator, excellent impact resistance, absorbs shock, lightweight

Question 8

Duplex board

Answer 8

Two layers card bonded together coatings improve functionality
Food and drinking packaging

Question 9

Foam board

Answer 9

Two pieces foam core thick but lightz smooth, model making, prototypes

Question 10

Injection card

Answer 10

Treated card to make smooth finish
Inches printers

Question 11

Solid whiteboard

Answer 11

High quality , easily cut and creased, boom covers, greeting cards

Question 12

Brass

Answer 12

Copper and zinc, malleable easy to cast. Instrument

Question 13

Stainless steel

Answer 13

Hard to smooth, malleable. Resists rust well. Chromium, iron and carbon

Question 14

High speed steel

Answer 14

Withstand high temp and very hard

Question 15

Cast iron

Answer 15

Hard and easily cast into shapes

Question 16

Low carbon steel

Answer 16

Touch ductile, easily welded

Question 17

High carbon steel

Answer 17

Hard wearing, less ductile, less malleable

Question 18

Aluminum

Answer 18

Lightweight, high strength to weight ratio, ductile

Question 19

Copper

Answer 19

Ductile, malleable, electrical/thermal conductor

Question 20

Tin

Answer 20

Soft, malleable, ductile, electric conductor

Question 21

Zinc

Answer 21

Faur conductivity, malleability and ductility.

Question 22

Acrylic

Answer 22

Tough, hard-wearing, rigid, brittle when thin.
Baths, car headlights

Question 23

HIPS

Answer 23

Shatterproof, flexible, lightweight, impact resistant
Yoghurt pots, children’s toys

Question 24

HDPE

Answer 24

Lightweight, chemically resistant, stiff
Hard hats, milk crates and bottlea

Question 25

LDPE

Answer 25

Lightweight, flexible, tough Carrier bags, packaging, squeezy bottles

Question 26

PP

Answer 26

Hard wearing, chemical resistant lightweight, low density Kitchen utensil, toys, seating

Question 27

PVC

Answer 27

Though and durable, can be rigid. Credit cards, pipes

Question 28

PET

Answer 28

lightweight, chemically resistant, Drinks bottles, food packages

Question 29

Epoxy resin

Answer 29

Tough with high abrasion resistance, adhesive and circuit boards

Question 30

Melamine formaldehyde

Answer 30

Hard, rigid, brittle, chemical and scratching resistant Worktops, tableware

Question 31

PF

Answer 31

Hard, rigid, brittle, electric insulator, saucepan handles

Question 32

Polyester resin

Answer 32

Good strength to weight ratio Heat resistant, good insulator Kayaks,car panels

Question 33

Urea formaldehyde

Answer 33

Hard, rigid, brittle electrical insulator, good heat resistance

Question 34

Balsa

Answer 34

Soft, lightweight, strong, open grains, fast growing Prototypes

Question 35

Mahogany

Answer 35

Durable, rich colour Furniture, instruments

Question 36

Beech

Answer 36

Tough, durable, fine finish Furniture

Question 37

Oak

Answer 37

..

Question 38

Larch

Answer 38

Durable, tough, good water resistance Boats

Question 39

Pine

Answer 39

Lightweight, easy to work with Windoframes

Question 40

Spruce

Answer 40

High stiffness to weight ratio Violins

Question 41

Cotton

Answer 41

Strong, absorbent, breathable T-shirts, socks , scrubs

Question 42

Silk

Answer 42

Lightweight, strong, easily creased, expensive Silk scarf, lingerie, ties

Question 43

Wool

Answer 43

Soft, warm, not easily creased, water repellent, shrinks easily, absorbs moisture Blankets, carpet

Question 44

Polyester

Answer 44

Crease resistant, doesn't absorb water, easily blended, not warm

Question 45

Nylon

Answer 45

Lightweight, strong, abrasion resistant, doesn't absorb water Shoelaces , sportswear

Question 46

Elastane

Answer 46

Stretchy, quick drying, crease resistant, needs to be blended

Question 47

Woven fabric constructed

Answer 47

Weft yarns run horizontally, warp vertically. Interlocking yarns at right angles.

Question 48

Knitting construction

Answer 48

Weft knitting: interlocking loops formed horizontally and can stretch but may unravel easily. Warp knitting: interlocking hoops vertically, it keeps shape and less likely to unravel

Question 49

Bonded

Answer 49

Adhesives used

Question 50

Felting

Answer 50

High heat and high pressure and moisture

Question 51

Strength

Answer 51

Ability to withstand tension

Question 52

Hardness

Answer 52

Ability to withstand abrasion, scratching or denting

Question 53

Thoughness

Answer 53

Ability to absorb impact without breaking or snapping

Question 54

Malleability

Answer 54

Ability to permanently deform without snapping etc.

Question 55

Ductility

Answer 55

Ability to be drawn out into thin lengths

Question 56

Elasticity

Answer 56

Ability to bend and return to shape

Question 57

Density

Answer 57

Mass of material per unit vol

Question 58

Absorbancy

Answer 58

How much moisture it can intake

Question 59

Fusibility

Answer 59

Ability to change liquid or molten state when heated

Question 60

Electrical conductivity

Answer 60

Ability to conduct electricity

Question 61

Thermal conductivity

Answer 61

Ability to conduct heat