PET and PLA Filament Quiz

What is PET commonly used for?

• Making textiles

• Producing glass bottles

• Manufacturing metal cans

• Creating refrigerant and water bottles

What is a key property of PETG compared to PET?

• Less resistance

• More fragility

• More resistance and less fragility

• Higher temperature requirement

What is the extrusion temperature range for PET?

• 150–180 °C

• 230–250 °C

• 190–220 °C

• 100–130 °C

How does recycling PET impact the environment?

• Increases pollution

• Reduces environmental impact

• Has no effect

• Increases waste

What is a common application of PET filament?

• Textile manufacturing

• Functional prototypes

• Food packaging

• Metal casting

What is PLA made from?

• Petroleum

• Metal alloys

• Renewable resources like corn starch

• Glass fibers

What is the extrusion temperature range for PLA?

• 150–180 °C

• 230–250 °C

• 190–220 °C

• 100–130 °C

What is a sustainability benefit of PLA?

• Non-biodegradable

• High emission of toxic gases

• Biodegradable under industrial composting

• Requires fossil fuels

What is a key property of PLA compared to other filaments?

• Requires heated bed

• More rigid but more fragile

• Less rigid and more durable

• Higher temperature resistance

What is a common application of PLA filament?

• Heavy-duty mechanical parts

• Visual and decorative prototypes

• Metal casting

• Textile manufacturing