Materials Plastics

Which of the following Plastics are thermoset plastics? (Select 2)

• Epoxy Resin

• ABS (Acryonitrile, butadiene, styrene)

• Polypropylene

• melamine formaldehyde

• Nylon

Which category of plastics can be recycled?

• Thermoset plastics

• Thermoplastics

Why might additives be mixed with a plastic base material? (Choose 3)

• To make it last longer

• To reduce the amount of plastic needed

• To lower the cost

• To make it easier to process

• To make it cleaner & safer

Explain the term density in relation to plastics.

• The degree to which a material reduces in size, after forming.

• The capacity for reducing friction

• The relationship between the weight and volume/size of the material

• A materials ability to transmit light

• The ability to be easily shaped or moulded

Explain the term Shrinkage in relation to plastics.

• The degree to which a material reduces in size, after forming.

• The capacity for reducing friction

• The relationship between the weight and volume/size of the material

• A materials ability to transmit light

• The ability to be easily shaped or moulded

Explain the term Transparency in relation to plastics.

• The degree to which a material reduces in size, after forming.

• The capacity for reducing friction

• The relationship between the weight and volume/size of the material

• A materials ability to transmit light

• The ability to be easily shaped or moulded

Explain the term Plasticity in relation to plastics.

• The degree to which a material reduces in size, after forming.

• The capacity for reducing friction

• The relationship between the weight and volume/size of the material

• A materials ability to transmit light

• The ability to be easily shaped or moulded

Explain the term Lubricity in relation to plastics.

• The degree to which a material reduces in size, after forming.

• The capacity for reducing friction

• The relationship between the weight and volume/size of the material

• A materials ability to transmit light

• The ability to be easily shaped or moulded

Which of the following Plastics are thermoplastics? (Select 3)

• Epoxy Resin

• ABS (Acryonitrile, butadiene, styrene)

• Polypropylene

• melamine formaldehyde

• Nylon

Which of the following thermoset plastics is suitable for surface coatings, encapsulation, lamination, and bonding applications?

• Epoxy Resin

• Melamine formaldehyde

• Polyester Resin

• Urea Formaldehyde