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FINAL DESIGN > timber finishes > Flashcards

timber finishes Flashcards

1
Q

how timbers geneally finished

A

sanded with glass paper or wool wire
smoot surcafce created
dust free
primered then finished

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2
Q

types of varnish

A

polurethea
acrylic

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3
Q

how varnishes applied

A

thin coat in direction of grain
severl coats
rubebd down in ebwteen

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4
Q

varnish finishes

A

gloss
stain
matt
clear
colorued

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5
Q

what varnsih do to wood

A

hard
tough
heatproof and water proof finish
allows grain to be highlighre

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6
Q

how water based paints applied

A

brush
roller or
spray

knots covered in knottign solution
surface then priemd and udnercoated

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7
Q

hat does knotting soltion do

A

prevent resin from oozing otu and spoilign surface

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8
Q

what does water based paints give

A

protection
colour
aethetcis
tougher
harder
restant to moisture

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9
Q

when water based paints used

A

indoor and out doro use

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10
Q

type of wood water based paitns used on

A

softwoods

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11
Q

why water based paitns used mroe on softwoods

A

spftwodos liekly to absorb oil and shit more

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12
Q

method of applyign waz

A

with a brush or cloth
then once dry
buff and clean with lint free ccloff

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13
Q

what si wax avaible in

A

colour
and clear

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14
Q

what does buffign wax do

A

high gloss finish

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15
Q

what does was do

A

icn hardnessaand toguhness
allow grain to eb highlighted through finisb

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16
Q

how danish oil applied

A

wirh lint free cloth rubbed in direction of grain
left to set for 5 misn then excess oil removed with clean cloth

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17
Q

what si doen between coats of dNISH OIL

A

light sanding or rub with wire wol to open up grain

18
Q

what danish oil allow

A

nutral appearanc
soaks in grain
enhances grain

19
Q

how to make danish oil more hard wearing

A

more regaular appacaiotns

20
Q

what does mroe regualr application of danish oil do

A

matt water resiatnt finsih

21
Q

how teak oil applied

A

lint free cloth into surfce fo in direction of grain
left to sit for 5
exxcess rubebd

22
Q

when teak oil used

A

for natrually oily wodos
out doro and wood procyst

23
Q

what teak oil do

A

wetaher reistance
fungal restance
aetshetics

24
Q

hwo rpessure tratign work

A

wood palced in pressure vessel with soluation fo ccopper sulfate and othe rsalts

vaccum and pressure controoled to force preseravteive deep into wood firbes

then steam dried

25
Q

what pressure rtaing do

A

rot restance
insect adn fungal attack fuck off
weatehrign proof

26
Q

when pressure treatign used

A

decking
bridge constrction

27
Q

what are oil based paints comapred to acrylci (water absed)

A

more expnsive
but art water proof and tougher

28
Q

why softwoods painted more tahn hard woods

A

hard woods cover less well and look betetr natrually

29
Q

what is used for chidlren toys and furntiurees and otu door shit

A

non toxic paints adn varinsihes

30
Q

what olive oil used for

A

when shit comes in contact with woods

31
Q

what does beeswz give

A

natraul lookign finish

32
Q

benefits of hard wax oils vs varnish

A

can eb re applied without sanding
and preparign wood again

33
Q

issues with wax finishign

A

no stand up to heat
liquid may stain or mark final pieces

34
Q

what does preseatives do

A

penetrate the timebr into the grain and alter and chaneg and better internal structrue using pressure treatement

35
Q

mehtods of preserving timebr

A

tar oil
immersion treatement
pressure
tanalisig

36
Q

what does tar oil do

A

make shit water repelllent
and excellent wetaherign characetrsits

37
Q

when tar oil used

A

for bridges
telephoen pioles
etc
bc it smells a bt

38
Q

tar oil also known as

A

creosote

39
Q

what do immersion treatments do

A

timebr fully immersed in preseveatives

40
Q

what is tanalsiign

A

impreganaition with an envrioentally wodo preservative applied in a vaccum

chemical becoem bodned to timebr and cannot be removed

41
Q

what woood presevratives do

A

control degreadation

fuck mould
insects
rot
decay

FINAL DESIGN (43 decks)

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