Types of thermoplastic materials

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questão		resposta
Low desity polyethylene começar a aprender		flexible pipe material used to channel chemical waste
high density polyethylene começar a aprender		more rigid, used for chemical or laboratory waste
(PP)polypropylene começar a aprender		tough plastic with a relatively high melting temperature, it can be channel boiling water for short periods of time
(PVC) Polyvinyl Chloride começar a aprender		most common pipework materials, used for discharge and drainage pipework
(PVC-U) Unplasticised Polyvinyl Chloride começar a aprender		more rigid than (PVC) and used for cold water supply pipework
(ABS) Acrylonitrile Butadiene Styrene começar a aprender		able to withstand higher temp than PVC, used for small diameter waste, discharge and overflow pipework
(PTFE) Poly tetra flora ethylene começar a aprender		can withstand very high temp. up to 300*C, used as a thread sealant
Polysteryne começar a aprender		Styropian

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