Plastics

Question 1

Qualities of ABS

Answer 1

good impact resistance
good strength, able to hold the weight of the user
chemical resistance for ease of cleaning
suitable for production methods
scratch resistant
durable.

Question 2

Qualities of nylon

Answer 2

durable, resistant to wear
strong/safe
chemical resistance for cleaning
excellent abrasion resistance
recyclability
self-lubricating 
flexible

Question 3

Qualities of polypropylene

Answer 3

chemical resistance for cleaning
good impact resistance
range of colours available
suitable for production methods
durability.

Question 4

Qualities of PVC

Answer 4

range of colours available
chemical resistance/easy to clean
suitable for production methods
padded for comfort.

Question 5

Qualities of acrylic

Answer 5

Transparent
Easily moulded/shaped
Strength/impact resistance
Durable

Question 6

Qualities of polystyrene

Answer 6

Buoyant
light
stiff
water resistant

Question 7

Qualities of PVC

Answer 7

Very dense
Readily available and cheap
Very hard.
Good tensile strength

Question 8

Qualities of polythene or HDPE

Answer 8

Flexible
translucent/waxy
weatherproof
good low-temperature toughness 
easy to process by most methods
low cost
good chemical resistance.

Question 9

Qualities of melamine formaldehyde

Answer 9

Rigid
scratch resistant
heat resistant
chemical resistant
a wide range of colours

Question 10

Qualities of urea formaldehyde

Answer 10

Rigid
brittle
easy to scratch
good electrical insulator
heat resistant

Question 11

Qualities of elastomers

Answer 11

flexible

doesn’t break or crack