Timbers - GCSE DT Flashcards
Where are softwoods sourced from?
They are sourced from coniferous trees
How long does hardwoods take to mature?
They take 100-130 years
How long does it take softwoods to mature?
It takes 10-30 years
Which is more expensive softwoods or hardwoods?
Hard woods are more expensive
Where are hardwoods sourced from?
They are sourced from deciduous trees
What are the usual properties of hardwoods?
They are usually heavy and dense
Where do manufactured boards come from?
They come from trees but not directly
What are the properties of manufactured boards?
Increased strength to weight ratio, smooth - can be painted, veneered and laminated and recycled wood
What are the uses and properties of pinewood?
Window frames and panelling
Strong and durable
What are the uses and properties of spruce?
Musical instruments
Strong and low shrinkage
What are the uses and properties of plywood?
Interior-walls and construction
Stability of parent wood and high impact resistant
What are the uses and properties of chipboard?
Kitchen counters and cupboards
Sound absorption and heat insulator
What are the uses and properties of oak?
Furniture and flooring
Durable and long lasting
What are the uses and properties of teak?
Outdoor furniture and countertops
Weather resistant and high tensile strength