plastics wood resistant materials metals · 2020. 3. 18. · wood. manufactured boards (man made...
TRANSCRIPT
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Plastics Wood
Metals
Resistant Materials
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Wood
Manufactured boards (man made woods)
Hardwoods Softwoods
MDF medium density fibre board
Chipboard
Plywood
Hardboard
Plywood
Oak European Redwood
Beech Yellow cedar
Parana Pine
Scots Pine
Spruce
Mahogany
Teak
Balsa
Hardwoods come from slow growing
trees which can take over a 100 years to
grow.
Softwoods come from fast growing trees which can be cut for wood after
30years.
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Plastics
ThermoplasticsThermosetting
plastic
Recyclable
Set for life- often used for electronic
appliances and accessories.
Epoxy resin (Epoxide, ER)
Melamine Formaldehyde (MF)
Polyester resin (PR)
Phenol Formaldehyde (PF, Bakelite)
Polyamides (PA)
Polyvinayl chloride (PVC)
Low density polyethylene (LDPE)
Polystyrene (PS)
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MetalsFerrous Non-
Ferrous
Magnetic NonMagnetic
Mild Steel
Stainless Steel
Cast Iron
Wrought Iron
Aluminum
Silver
Copper
Lead
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Task
Do some research on 3 product, made from 3 different martials and discuss why that material is needed and how it is made!