thermoplastics

Question 1

define thrermoplastic

Answer 1

plastic that can be set and reheated and set again

Question 2

low debsity polyethene (LDPE)

Answer 2

tough, flexible, electrical insulator
washing up bottles, squeezy bottke, binliner, cable insulation

Question 3

high density polyethene (HDPE)

Answer 3

stiff, good impact and chemical resistance
water tanks/pipes, buckets

Question 4

PVcu / UPVC

Answer 4

weather and chemical resistance, stiff, hard, tough
window frames, gutters, roofing sheets

Question 5

high impact polestryne (hips)

Answer 5

lighweight, food safe, water resistant
food containers, fridge lining, airfix models, vacuum forming in school

Question 6

expanded polestyreme

Answer 6

lightweight, absorbs shock, insukator or heat and sound
protective packaging, hear resistant cuos

Question 7

nylon

Answer 7

self lubricationg, tough, wear resistant, hard
bushes, weels, cogs

Question 8

PET

Answer 8

clear, cheap, foodsafe, alchoh safe, hight imoact resistanec
wayer bottkes, pachakging

Question 9

PETE

Answer 9

food safe, blow moulds well
plstic milk bottkes

Question 10

Acrylic

Answer 10

stiff, hard, durable, uv resistant, glass substitute , good impact resistance, dies bit scratch/spminter easing
illuminated shop signs, car rear lights, baths

Question 11

polypropylene

Answer 11

light, hard but scratches easily, tough, chemical and work fatigue resistance
medical equipment syringes, school seats, strung, ropes, litchen equipment

Question 12

ABS

Answer 12

tough inpact resistance
toys (lego) safety helmets

Question 13

PVC

Answer 13

good chemical reistance, uv degraded so not good outdorrs
floor covering