Fineshes Flashcards
Talk about varnishes and painting
Give attractive finishes
Can be clear
Can be colour
Provide protection
avaliable in clear, matt, satin, colours
How is timber finished
Sanding
What are some types of sanding tools
Glass paper,
Garnet paper
Wire wool
Talk about paint and varnish
Provide colour
Provide protection
used on wood and metal
Talk about waxes and polishes and sealants
They -
Highlight grains
Close off grains
Talk about preservatives
Things that protect the structure and properties of materials
Give some preservative examples
Tar oil used for water repelence
Tanalising - making the wood environmentaly friendly
Pressure impregnation - filling the structure with
pressure, not allowing other things to come in
Give some waxes and polishes
Olive oil- used for finishing woods that come in contact with food
Linseed oil
Teak oil - gives a hard wearing surface
Beeswax polish - gives a natural looking finish
Talk about powder coatings
Allows for a range of textures
Impact, wet , heat resistance
It bonds to metal structures
High strength
Talk about dip coating/plastic coating
Heated metal is dipped in liquid vinyl and the vinyl fuses to the metal
Talk about electropating
Coating an object with a thin layer of metal using electricity ,
Talk about galvanising
Where steel is dipped into a molten bath of zinc, the molten zinc reacts and bonds to the steel
why are surface finsishes used
prevent decay
corrsive resitant
enhance appreance
ease of maintenence
how to apply varnishes
apply a think coat in direction of grain
what is danish oil
available in clear and colour tins
maintains a natural appearnce and enhance grains
several coats build water resitant finsi
