Composite materials (AQA GCSE Design and Technology): Flashcards
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What are composite materials?
What are composite materials?
Materials combining 2+ different materials for improved properties
Why use composite materials?
Why use composite materials?
They perform better than any individual material alone
GRP stands for
GRP stands for
Glass Reinforced Plastic (also called fibreglass)
How GRP is constructed
How GRP is constructed
Building up multiple layers of plastic with glass fibres
GRP strength and cost
GRP strength and cost
Good strength-to-weight, costs less than carbon fibre
Three uses of GRP
Three uses of GRP
Canoes, car bodies, rigid pond liners
GRP safety hazard
GRP safety hazard
Airborne glass fibres can cause respiratory problems
CFRP stands for
CFRP stands for
Carbon Fibre Reinforced Plastic
CFRP properties vs GRP
CFRP properties vs GRP
Excellent strength-to-weight, greater stiffness than GRP
Two uses of CFRP
Two uses of CFRP
Racing car parts, aircraft components
How plywood is constructed
How plywood is constructed
Bonding multiple wood veneer layers with glue
Plywood grain orientation
Plywood grain orientation
Each layer's grain at 90 degrees to adjacent layers
Key property of plywood
Key property of plywood
Stability in all directions, resistant to warping