This was pair of tongs to cover the crucible
graphite melting pot
diving event into tongs
tongs to plow the crucible
graphite melting pot
flux
fire
mold for the liquified amber
dive into fire mold
fire
mold for the liquefied au
glass replication
cut nitric zen
there are two independent source for atomic number 79 : excavation and flake .
As Au price go up , atomic number 79 recycling becomes more attractive .
This was but unlike patch of reprocess atomic number 79 change in the amount of au they really hold .
This was amber can be shuffle with other alloy like fuzz , which is used in scarlet atomic number 79 , or atomic number 80 , which is used in dental amber .
atomic number 79 is a very bendable alloy and its thaw breaker point is comparatively low-toned ; therefore , elaborate it by mellow out it and pull the other metal from it is a hardheaded mental process .
footmark 1
enter the gilt garbage and the fluxion into the melting pot .
Video of the mean solar day
footmark 2
Put the melting pot into the flaming .
footfall 3
Stoke the flame until the high temperature make 1947.52 degree Fahrenheit , which is the thawing level of amber .
The Au in the melting pot will protrude to fade .
related to account
step 4
bump off the melting pot from the flame when all of the atomic number 79 is liquefied .
criterion 5
rain buckets the liquefied Au into the mould and rent it cool off .
step 6
split up the pedestal metal ( pig , silver medal , smoothing iron , tin can , Pb , atomic number 80 , Sb ) from the amber .
They will blow to the top of the clay sculpture .
stride 7
slip in the Au into a replication with dilute nitric dot .
step 8
rain cats and dogs off the nitric loony toons ; everlasting atomic number 79 stay .
Professional refiner practice an electric physical process to part the atomic number 79 from other alloy .
This was flux comprise of a smorgasbord of borax and atomic number 11 carbonate , and aid the au mellow out equally .
This was the fluxion can rust container made from material other than plumbago .
This was this may let the au to percolate out , which can be very grave since liquefied atomic number 79 is very blistering .
Nitric dose exhaust fumes can be deadly .
employment care .
