Types of Timber Flashcards

1
Q

What is a hardwood?

A

A wood from a deciduous tree (sheds leaves in the winter).

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2
Q

Where can you find Hardwoods?

A

Temperate and Tropical climates.

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3
Q

What are the uses for hardwood?

A

High Quality Furniture, Flooring, Outdoor cladding (if treated)

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4
Q

Why are they called “Hardwoods”?

A

They have a higher density than other woods

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5
Q

What are some examples of Hardwoods?

A
Ash
Birch
Beech
Oak
Mahogany
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6
Q

What is a softwood?

A

A wood from a coniferous tree (evergreen).

Usually with needles rather than leaves

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7
Q

Where can you find softwooods?

A

Colder, alpine climates such as Scandinavia.

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8
Q

How long do softwood trees take to grow?

A

They can grow quicker than Hardwoods and so can be used for timber in less than 30 years. Therefore, they are much cheaper.

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9
Q

Why are they easier to work with?

A

Has good strength and elasticity

Therefore are good for intricate designs.

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10
Q

What are some uses for softwoods?

A

Furniture, doors, feature walls

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11
Q

What are some softwood trees?

A

Cedar
Larch
Pine
Spruce

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12
Q

what is Manufactured board?

A

Timber that is made by humans rather than naturally occuring.

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13
Q

What is particle board?

A

Wood chips made and compressed together with glue.

Very dense.

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14
Q

What is ply wood?

A

Layers of wood veneer stuck together with adhesive. Each layer rotated at 90 degrees.
Combine hardwood and softwood.

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15
Q

What is fibreboard?

A

Parts of softwood and Hardwood broken down and stuck together with wax resin.

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16
Q

Common uses of manufactured boards?

A

Panelling, Shelving, Internal walls.

Cheaper than Softwoods and hardwoods.

17
Q

What is MDF?

A

Engineered wood made of compressed wood and fibre held together with glue.

18
Q

Environmental Factors of woods

A

Deforestation - reduce CO2 absorbtion. Older trees absorb more carbon dioxide.
Availability - Softwoods readily available as fast growing, Hardwood takes long to grow so is expensive.

19
Q

Material costs of timber

A

Manufactured boards - Vary in price depending on size and amount bought. Often calculated by Volume.

20
Q

What is a veneer?

A

A single sheet of hardwood to give the impression of the solid hardwood but much cheaper.
These are often laminated on MDF for cheaper furniture.

21
Q

Stock forms of Timber

A

Boards
Square sections
Moudling (like skirting)
Dowelling