Chapter 5- Timber Flashcards
What are the 2 types of timber finishes?
- Rough sawn :has not been planes so rough to touch
- Plan all round ( PAR): Smooth finish, varnish or paint can be applied
What is seasoning?
- Once timber has been converted into a workable form it’s seasoned to reduce moisture content
- Air drying + kiln are 2 methods of seasoning
- Kiln drying kills bacteria
What are the 2 main processes used to make manufactured boards?
- Lamination
- Compression
What Is veneer?
Some manufactured boards are covered in a thin slice of natural timber called veneer. They are taken from a trunk of a trees d are bonded to the surface of a cheaper material
What are the advantages of using manufactured boards?
- Smooth finish which require very little preparation
- Makes use of low grade, recycled material
- Available in large sheets
- No knots or resin pockets
What are the disadvantages of using manufactured boards?
- Tools can be blunt easily
- Edges can be hard to finish
- Most boards are prone to absorb moisture if not treated
Blackboard
- Manufactured board
- Stable, tough
- Used for furniture
Hardboard
- Manufactured board
- Brown, smooth one side rough the other
- Flexible in large sheets
- Used for picture frame backings
Oriented strand board / sterling board (OSB)
- Manufactured board
- Pale brown
- Ridgid
- Used for exterior + interior house building
Redwood
- Softwood
- Pinkish brown
- Outdoor furniture
Cedar
- Softwood
- Very aromatic
- Easy to work
- Roof shingles
Is wood considered a sustainable product?
Yes
What are mouldings?
Specially shaped sections of wood
What are dowel rods?
Circular sections of timber, used as a joint
What are the common types of nails + pins?
- Round wire nail
- Panel pin
- Clout mail
- Oval wire mail
- Tack
- Lost head nail
What are hinges used for?
Attaching anything that opens and co,Ed together
What are the common types of hinges?
- Butt hinges
- Flush hinge
- Butterfly hinge
- Piano hinge
- Concealed hinge
- Tee hinge
What are the common types of drill bits?
- Wood drill bit
- Twist drill bit
- Countersink bit
- Hole saw
- Flat bit
- Forster bit
What are the 3 main saws?
- Tenon saw
- Coping saw
- Rip saw/ cross cut saw
What are some wasting tools?
- Smoothing plane
- Chisel
What are some abrading tools?
- Rasp
- Surform
- Sanding
What are the different kinds of wood joints?
- Butt joint
- Dowelled joint
- Mitre joint
- Housing joint
- Mortise and tenon joint
What are the advantages of flat pack furniture?
- Low cost compared to traditional furniture
- Easy to assemble with limited tools + experience
- Can be disassembled
- A large choice of styles + finishes
What are the disadvantages of flat pack furniture?
- Not as robust as traditional furniture
- Prone to damage by moisture
- Can chip and break more easily
What is quality control?
Checking that a product is being produced correctly+ ensures dimension accuracy is consistent or that the product is safe to use
What are the reasons for applying a finish to the wood?
- Aesthetics: give it sheen, shine + enhance natural timber
- Protection: waterproof, easy to clean
What does t’analysons wood do?
Protects timber from fungal + insect attack
What are the common protection and finishes for wood?
- Wood preservatives
- Varnish
- Oil
- Paint
- Stain
- Wax
