Graphics Plastics flashcards 0.0 / 5 ? Design & Technology: GraphicsPolymersGCSEEdexcel Created by: WinnieKxtLoCreated on: 28-09-16 17:15 Plastic code 1? polyethylene terephthalate (PET) 1 of 26 Plastic code 2? High Density Polyethylene (HDPE) 2 of 26 Plastic code 3? Polyvinyl Chloride (PVC) 3 of 26 Plastic code 4? Low Density Polyethylene (LDPE) 4 of 26 Plastic code 5? Polypropylene (PP) 5 of 26 Plastic code 6? Polystyrene (PS) 6 of 26 What are the aesthetics of Acrylic? Can come in many different colours and are generally translucent or transparent. 7 of 26 What are the properties of Acrylic? > Good elasticity > Good durability > Easily thermoformed > Range of colours available > Excellent surface finish > Easily joined using Tensol cement 8 of 26 What are the applications of Acrylic? > Product Prototypes and models > Structures such as interior and architectural models > Point of sale displays, stands and leaflet holder 9 of 26 What are the disadvantages of Acrylic? > Scratches easier than glass > Less strong than other acrylics > Acrylics bend easier than other plastics 10 of 26 What are the advantages of Acrylic? > Unbreakable > Sturdy > Highly transparent > Resistant to deterioration 11 of 26 What are the aesthetics of PET? Crystal clear appearance 12 of 26 What are the properties of PET? >Good barrier against atmospheric acids >Doesnt flavour food or drink inside >Very tough >Light 13 of 26 What are the applications of PET? >Carbonated drinks bottles >Microwaveable food trays >Packaging for highly flavoured food 14 of 26 What are the disadvantages of PET? >Low melting point >Not biodegradable 15 of 26 What are the advantages of PET? >Shatterproof >Easily recycled >Highly transparent >Resistant to water 16 of 26 What are the aesthetics of PVC? >Can be made rigid or flexible >Typically white 17 of 26 What are the properties of PVC? >Weather resistant >Chemically resistant >Protects products from moisture >Strong >Tough >Can be made rigid or flexible 18 of 26 What are the applications of PVC? Packaging for: >Toiletries, Pharmaceutical products, food and confectionery, water and fruit juices 19 of 26 What are the disadvantages of PVC? >Can release toxins during manufacture 20 of 26 What are the advantages of PVC? >Requires little to no maintenance >Bio compatible >Clarity and transparency > Low thermal conductivity 21 of 26 What are the aesthetics of PP? >Range of colours >Can be opaque, translucent or transparent 22 of 26 What are the properties of PP? >Lightweight >Rigid >Excellent chemical resistance >Versatile >Low moisture absorption >Good impact resistance 23 of 26 What are the applications of PP? Food packaging such as yoghurt and margarine pots, sweet and snack wrappers 24 of 26 What are the disadvantages of PP? >Resistance to paint or ink 25 of 26 What are the advantages of PP? >Flexibility >Light 26 of 26
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