Polymers

Select the different categories of polymers

• Manufactured polymer

• Thermoset

• Natural

• thermoplastic

What type of plastic is most commonly use for disposable cups, food containers, cheap toys, and school based vacuum forming?

• ACrylic

• Expanded polystyrene

• High Density Polyethylene

• HIPS (high Impact Polystyrene)

Select the properties that enable HIPS to be used as per the last question pick 2

• Cheap

• Easily available

• Impact resistant

• Tough

Select all of the thermoplastic

• Acrylic (PMMA)

• Urea Formaldehyde

• Polystyrene (PS)

• Polyvinyl Chloride (PVC)

• Polyethylene terephthalate (PET)

Urea formaldehyde is suitable for electrical plugs and fittings. Select the 3 properties that enable this application

• Does not distort with heat

• good strength properties

• rigid

• melts

what material is used for Bleach bottles

• Acrylic

• HDPE

• PPE

• HIPS

Select the three properties of HDPE a suitable material for bleach bottles

• Chemical resistant

• Lightweight

• Tough

• rigid

Is this statement true or false?

Thermopastics become soft, malleable and pliable and can be moulded and formed into shape (another shape)

• True

• False

Which two items are not made from acrylic

• Plastic iphone holder

• single use water bottle

• sweater

• Pipe elbows

Can single use food containers be made through vacuum forming?

• Yes

• No