Composites

Question 1

Name types of composites

Answer 1

Carbon fibre reinforced plastic
Glass reinforced plastic
Tungsten carbide
Aluminium composite board
Concrete
Fibre cement
Engineered wood

Question 2

What is CFRP

Answer 2

Carbon fibres mixed with polyester resin or expose resin

Question 3

What is GRP

Answer 3

Glass fibres mixed with polyester resin

Question 4

What is tungsten carbide

Answer 4

A ferment( mixture of ceramic and metal particles)
Ceramic tungsten and cobalt metal

Question 5

What is aluminium composite board

Answer 5

Aluminium sheets with a polyethylene core

Question 6

What is concrete

Answer 6

Cement powder, sand, aggregate particles mixed with water

Question 7

What is reinforced concrete

Answer 7

Cement powder, sand aggregated particles and low carbon steel rods mixed with water

Question 8

What is fibre cement

Answer 8

Cement powder, sand, aggregate particles and polymer or steel fibres mixed with water

Question 9

What is engineered wood

Answer 9

Timber laminates and MF adhesives

Question 10

Properties of CFRP

Answer 10

Lightweight
Good compressive strength
Low thermal expansion

Question 11

Properties of GRP

Answer 11

Lightweight
Good compression strength
Low thermal expansion

Question 12

Properties of tungsten carbide

Answer 12

Resistant to high temperatures
Hard and tough

Question 13

Properties of aluminium composite board

Answer 13

Good thermal and sound insulation
Lightweight
Good vibration damping

Question 14

Properties of concrete

Answer 14

High compression strength
Low tensile strength

Question 15

Properties of reinforced concrete

Answer 15

Fire resistant
Few surface defects

Question 16

Properties of fibre cement

Answer 16

Lighter than reinforced concrete
Good at low temperatures

Question 17

Properties of engineered wood

Answer 17

Fire resistant
Good structual stability

Question 18

Uses of CFRP

Answer 18

Tennis rackets
Racing car bodies and parts
Bicycle frames

Question 19

Uses of GRP

Answer 19

Boat hulls
Locomotive train cabs

Question 20

Uses of tungsten carbide

Answer 20

Lathe tools
Kitchen knives

Question 21

Uses of aluminium composite boards

Answer 21

Sound proofing panels in vehicles

Question 22

Uses of concrete

Answer 22

Pathways
Driveways

Question 23

Uses of reinforced concrete

Answer 23

Buildings
Rationing walls

Question 24

Uses of fibre cement

Answer 24

Pathways
Complex geometric shapes

Question 25

Uses of engineered wood

Answer 25

Bridges Deckings Roof beams