Plastics Flashcards Preview

AS Product Design > Plastics > Flashcards

Flashcards in Plastics Deck (38)
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1
Q

What is a Thermoplastic?

A

A plastic which can be re-heated and remoulded

2
Q

What is a Thermoset plastic?

A

A plastic which cannot be re-heated and remoulded

3
Q

What is a Elastomer?

A

A plastic which can be stretched and bent and will go back to its original shape.

4
Q

What are some general properties of plastics?

A

-Good electrical and thermal insulators -Good strength to weight ratio -Good chemical corrosion resistance

5
Q

What are the characteristics of ABS?

A

-High impact -Scratch resistant -Light weight -Durable

6
Q

What are the uses of ABS?

A

-Hard hats -Mobile phone cases -Toys

7
Q

What are the characteristics of CA (Cellulose Acetate)

A

-Tough -Light weight -Non flammable

8
Q

What are the uses of CA (Cellulose Acetate)?

A

-Door knobs -Glasses frames

9
Q

What are the characteristics of Nylon?

A

-Hard -Tough -Light weight -Low friction

10
Q

What are the uses of Nylon?

A

-Clothing -Curtains -Bearings

11
Q

What are the characteristics of Acrylic?

A

-Food safe -Tough -Durable

12
Q

What are the uses of Acrylic?

A

-Light units -Illuminated signs -Lenses for car lights

13
Q

What are the characteristics of PP (Polypropylene)?

A

-Light weight -Food safe -Good chemical resistance

14
Q

What are the uses of PP (Polypropylene)?

A

-Medical equipment -Food containers

15
Q

What are the characteristics of HIPS (High Impact Polystyrene)?

A

-Good impact resistance -Good strength -Light weight

16
Q

What are the use of HIPS (High Impact Polystyrene)?

A

-Toys -Fridge linings

17
Q

What are the characteristics of PS (Polystyrene)?

A

-Light weight -Food safe -Rigid

18
Q

What are the uses of PS (Polystyrene)?

A

-Disposable cups -Disposable plates -Disposable containers

19
Q

What are the characteristics of LDPE (Low Density Polyethylene)?

A

-Light weight -good chemical resistance -Low stiffness

20
Q

What are the uses of LDPE (Low Density Polyethylene)?

A

-Detergent bottles -Toys -Carrier bags

21
Q

What are the characteristics of HDPE (High Density Polyethylene)?

A

-Good chemical resistance -High density

22
Q

What are the uses of of HDPE (High Density Polyethylene)?

A

-Crates -Bottles -Buckets Bowls

23
Q

What are the characteristics of uPVC (Polyvinyl Chloride)?

A

-Good chemical resistance -Good resistance to weathering -hard -Tough

24
Q

What are the uses of uPVC?

A

-Pipes -Guttering -Window frames

25
Q

What are the characteristics of PVC (Polyvinyl Chloride)?

A

-Good chemical resistance -Good resistance to to weathering -Hard -Tough

26
Q

What are the uses of PVC (Polyvinyl Chloride)?

A

-Flexible hoes -Cable insulation

27
Q

What are the characteristics of PET (Polyethylene Terephthalate)?

A

-Moderate chemical resistance

28
Q

What are the uses of PET (Polyethylene Terephthalate)?

A

-Water bottle -Sockets

29
Q

What are the characteristics of PC (Poly-carbonate)?

A

-Good chemical resistance -Expensive

30
Q

What are the uses of PC (Poly-carbonate)?

A

-Protective shields -Safety glasses -Safety Helmets

31
Q

What are the characteristics of Epoxy resins?

A

-High strength when reinforced with fibers -Good chemical resistance

32
Q

What are the uses of Epoxy resins?

A

-Surface coating -Adhesives

33
Q

What are the characteristics of Melamine Formaldehyde?

A

-Rigid -Good strength -Scratch resistance

34
Q

What are uses of Melamine Formaldehyde?

A

-Tableware -Decorative laminates

35
Q

What are the characteristics of Polyester resins?

A

-Rigid -Good heat and chemical resistance

36
Q

What are the uses of Polyester resins?

A

-Casting -Glass reinforced plastic for boats

37
Q

What are the characteristics of Urea Formaldehyde?

A

-Rigid -Good strength -Heat resistant -Good electrical insulator

38
Q

What are the uses of Urea Formaldehyde?

A

-Electrical fittings -Adhesives