Timbers Flashcards
Hardwoods
Hardwoods are produced by broad leaved trees whose seeds are enclosed in fruit e.g. acorns. They have a variety of grains
Evergreen Hardwoods
These are trees that keep their leaves all the year round. They generally grow quicker than deciduous trees and grow to a larger size. They are usually softer and easier to work than deciduous trees
Softwoods
These are produced by the cone bearing trees (conifers). They are generally evergreen and have easily recognizable needle-like leaves. They grow in cold or cool temperate climates.
Beech (uses)
A very Hard wood used for furniture, floors, veneers and wooden toys.
Beech (advantages)
Hard, tough and very strong. The close grain withstands wear and shocks.
Beech (disadvantages)
Not suitable for outside work because it is not durable to moisture changes. It is difficult to work an does warp.
Oak (uses)
Boat building, garden furniture, quality furniture and gate posts
Oak (advantages)
Very strong and durable. It is both hard and strong. Easier to use than beech
Oak (disadvantages)
It is heavy and expensive. It is prone to splitting and because of it’s tannic acid content it can corrode iron and steel fittings
Elm (uses)
Turnery, garden furniture when correctly treated. some furniture
Elm (advantages)
Elastic, tough, durable, does not split easily, medium weight, good for use under water
Elm (disadvantages)
It will warp unless well seasoned
Teak (uses)
Ships decks, garden furniture, veneers
Teak (advantages)
It is naturally durable to moisture because of it’s oil content. It does not corrode iron and steel fittings. it is hard and strong
Teak (disadvantages)
It is difficult to glue because of the oil content. It blunts tools very quickly
