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Modern Materials - Coggle Diagram
Modern Materials
Composite Materials
combination of two or more materials
matrix and fibre
e.g Reinforced concrete
steel bar & concrete
manufactured board
MDF
Chipboard
Plywood
Advantages
high strength to weight ratio
many colours
easy to shape
Disadvantages
expensive
complicated process
GRP - glass reinforced plastics
glass fibres are soaked in resin to create layers
boats, swimming pools, canoes etc
Carbon Fibre
layers of carbon fibre weave - mixed with resin
Properties
high strength to weight ratio
Kevlar
very high tensile strength to weight ratio
can withstand impact
e.g body armour
