As Product Design Plastic Characteristics

Description

Flashcards on As Product Design AQA Plastics , created by kirstybaker8 on 11/05/2016.
kirstybaker8
Flashcards by kirstybaker8, updated more than 1 year ago
kirstybaker8
Created by kirstybaker8 over 8 years ago
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Resource summary

Question Answer
definition of thermo plastics a type of polymer tgat can be re heated re moulded.
definition of thermo set once heated they are chemically changed. caysing them to be permentaly rigid.
ABS high impact strength tough scratcg resistant light weight durable
CA (cellous acetate) tough rigid lightweight transparent non flammable
nylon hard tough resistant to wear low friction
PMMA (acrylic) food safe tough hard durable easily machined
PP lightweight food safe impact resistant chem resistant
HIPS imapct resistant strength stiff light weight
PS light weight rigid colourless low impact strength
expanded polysterene floats good sound heat insulator lightweight low strength
LDPE lightweight flexible chemical resistant
HDPE high density stiff chem resistant
uPVC chem resistant weather resistant rigid hard tough light weight can be coloured
PVC chem resistant weather resistant rigid hard tough can be coloured
PET chemical resistant food safe colorless
PC expensive chem resistant tough hard heat resistant
epoxy resins can be used with GRP chem resistant wear resistant
melamine formaldehyde rigid strong hard scratch resistant can be coloured
polyester resins rigid brittle heat resistant chem resistant
Urea formaldehyde rigid hard strong brittle heat resistant electrical insulator
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