Different types of materials and their working properties. (polymers)

Question 1

What is thermoforming?

Answer 1

when heated and cooled it can be reheated and put into and different shape.

Question 2

What is thermosetting?

Answer 2

When heated and cooled it can not be reheated

Question 3

What is acrylic?

Answer 3

tough, easily finished, and easily cleaned, food safe, and can be easily scratched

used for: shop signs, rear car lights, baths, fish tanks, and menu holders

Question 4

What are HIPS?

Answer 4

lightweight, high stiffness, impact resistant but can be easily scratched

used for: toys, televisions parts and refrigerator lineings

Question 5

What are the properties and uses Biopeol?

Answer 5

lightweight, good electrical insulator, degrades over time when in contact with soil, so can safely be disposed of at landfill sites.

used for: disposable cups, razors, cutlery nd other packaging products, surgical stitches, and pins.

Question 6

What is polyester resin?

Answer 6

Rigid, brittle, heat insulation and good chemical resistance

used for: Boat hulls and sports car bodies, normally formed in conjunction with glass fiber.

Question 7

What is urea formaldehyde?

Answer 7

rigid, hard, brittle, heat resistant, excellent electrical insulation.

used for: electrical fittings, plugs, sockets, and switches, used as an adhesive in manmade boards