1.2 Performance characteristics Flashcards

1
Q

Aluminium
Non-ferrous metal

A

lightweight, ductile, malleable, melting point of 660
used in drinks cans, aircraft bodies, bike frames

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2
Q

Copper
Non-ferrous metal

A

ductile, malleable, tough, melting point of 1083
used in electrical wire, water pipes, central heating pipes

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3
Q

Zinc
Non-ferrous metal

A

low melting point of 420, good corrosion resistance
used in galvanising steel, as a protective coating for dustbins

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4
Q

Silver
Non-ferrous metal

A

malleable, ductile, can be soldered, melting point of 962
used in jewellery, cutlery, plating other materials

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5
Q

Gold
Non-ferrous metal

A

malleable, ductile, corrosion resistant, can be soldered, melting point of 1963
used in jewellery, electronic components

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6
Q

Titanium
Non-ferrous metal

A

hard, similar strength to steels but more lightweight, melting point of 1668
used in joint replacements, tooth implants, golf clubs

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7
Q

Tin
Non-ferrous metal

A

ductile, malleable, low melting point of 232
used in soft solder, coatings for food cans, rarely used in pure forms

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8
Q

Low carbon steel
Ferrous metal

A

ductile, high tensile strength, poor resistance to corrosion, melting point of 1427
used in nuts, bolts, washers, card bodies

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9
Q

Medium carbon steel
Ferrous metal

A

harder than low carbon steel but less ductile, malleable and tough
used in springs, gardening tools

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10
Q

Cast iron
Ferrous metal

A

hard outer skin but brittle core, good under compression, melting point of 1149
used in cooking equipment, disc brakes, machine parts

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11
Q

Stainless steel
Ferrous alloys

A

tough, hard, combination of chrome and nickel
used in sinks, kitchenware, cutlery

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12
Q

High speed steel
Ferrous alloys

A

hard, tough, high level of resistance to fractional heat, combination of tungsten, chromium, vanadium, carbon
used in tool blades, drill bits, router bits

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13
Q

Die steel
Ferrous alloys

A

hard, tough, combination of tungsten, chromium, vanadium, carbon
used in blanking punches and dies, extruder dies

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14
Q

Bronze
Non-ferrous alloys

A

tough, corrosion resistant, can be cast, combination of copper and tin
used in statues, coins, bearings

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15
Q

Brass
Non-ferrous alloys

A

good electrical and thermal conductor, combination of copper and zinc
used in instruments, boat fittings, ornaments

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16
Q

Duralium
Non-ferrous alloys

A

equivalent strength properties of low carbon steel but more lightweight, combination of copper, magnesium and manganese
used in aircraft parts, vehicle parts

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17
Q

Pewter
Non-ferrous alloys

A

malleable, low melting point, combination of tin, copper and antimony
used in tankards, flasks, goblets

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18
Q

Low density polyethylene

A

very tough, waterproof, available in translucent, low level of rigidity, good chemical resistance
used in squeezy detergent bottles, toys, carrier bags

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19
Q

High density polyethylene

A

available in translucent form, waterproof, tough, good chemical resistance
used in jerry cans, bins, bowls

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20
Q

Polypropylene

A

available in translucent, good chemical resistance, tough, good fatigue resistance
used in rope, folders, food containers

21
Q

High impact polystyrene

A

hard, rigid, available in translucent, tough
used in yoghurt pots, vacuum forming toilet seats

22
Q

Acrylonitrile butadiene styrene

A

extremely tough, hard, available in opaque
used in toys, telephone handsets, computer housings

23
Q

PMMA

A

tough, hard, good chemical resistance
used in car light castings, cnc laser cut items, baths

24
Q

Nylon

A

tough, corrosion resistant, good temperature resistance, low coefficient of friction
used in bearings, gears, curtain rails

25
UPVC, rigid polyvinyl chloride
rigid, opaque, tough, fire retardant used in window frames, external doors, bank cards
26
PVC, flexible polyvinyl chloride
tough, good weathering resistance used in hose pipes, cable insulation, seat coverings
27
Urea formaldehyde TS polymer
hard, heat resistant, brittle used in electrical fittings, adhesives
28
Melamine formaldehyde TS polymer
hard, opaque, food safe, chemical and heat resistant used in decorative laminates, picnic ware, buttons
29
Polyester resin TS polymer
rigid, heat and chemical resistant, brittle used in casting, lay-up processes for GRP, car parts
30
Epoxy resin TS polymer
rigid, clear, hard, chemical resistant used in adhesives, surface coating, cardiac pacemakers, aerospace applications
31
Carbon fibre reinforced plastic Composite
lightweight, low thermal expansion, good compressive strength, combination of carbon fibres and polyester or epoxy resin used in sports equipment, prosthetics
32
Glass reinforced plastic Composite
corrosion resistant, lightweight, low thermal expansion, good compressive strength, combination of glass fibres and polyester resin used in boat hulls, pond liners, kayak shells
33
Tungsten carbide Composite
resistant to high temperatures, corrosion resistant, combination of A cermet, ceramic tungsten and cobalt metal used in cutting tools, router bits, kitchen knives
34
Aluminium composite board Composite
lightweight, good thermal and sound insulation, combination of aluminium sheets with polyethylene core used in sound proofing panels in cars and buildings, signage
35
Concrete Composite
high compression and tensile strength, combination of cement powder, sand, aggregate, particles, water used in pathways, beams, blocks
36
Reinforced concrete Composite
high compression and tensile strength, consistency across the structure, combination of cement powder, sand, aggregate, low carbon steel rods, water used in buildings, retaining walls, bridge spans
37
Fibre cement Composite
lighter in weight than reinforced concrete, good at low temperatures, combination of cement powder, sand, aggregate, polymer or steel fibres, water used in suspended floors, complex geometric shapes
38
Engineered wood Composite
natural alternative to reinforced concrete, more lightweight, fire resistant, combination of timber laminates and melamine formaldehyde adhesives used in beams, bridges, domes
39
Nitinol - SMAs Smart
changes in shape in response to a change in temperature of electrical input used in dental braces, self closing windows
40
Thermochromic pigment Smart
changes in colour is response to temperature change used in room thermometers, colour change mugs and kettles
41
Phosphorescent pigment Smart
absorbs light energy during the day and re-emits the light energy when its dark used in fire exit signs, glow in the dark products
42
Photochromic pigment Smart
changes colour with light intensity used in welding goggles, reactive glasses lenses
43
Electroluminescent wire Smart
thin copper wire coated in phosphorescent material which glows in response to alternating current used in glow bracelets, home decoration, outdoor decorative lighting
44
Piezoelectric material Smart
gives off small electrical charge when deformed increases in size when an electrical current passes through it used in airbag sensors in cars, lighters for BBQs, musical greeting cards
45
Kevlar Modern
aramid fibres with high cut and heat resistant properties used in body armour, cut proof gloves
46
Precious metal clay Modern
clay consistency material made up of fine metal particles, easily mouldable, easy to shape and form, sets hard once fired with a kiln or butane torch used in jewellery, decorative items, small sculptures
47
High density modelling foam Modern
polyurethane closed cell foam blocks or sheets, lightweight, easy to work with using traditional wood working tools, sands easily used in 3D modelling, prototypes
48
Polymorph Modern
granules become moulded at 60 degrees, can be heated in water or with a hair dryer, solidifies in room temperature used in modelling, shaping ergonomic handles