Heraeus Heracast iQ - Operational Control Information; Control Sequence Summary for Operations

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18 Control information Heracast iQ
Table 4. Control information
Putting unit into operation
Check compressed air supply,
if required, open
Switch on main switch Auto-Test Unit is ready for casting
Casting gold casting
and universal alloys
Casting high gold content
bonding alloys
Casting Pd-based alloys
and Gold-Pd alloys
Casting NPM / CoCrMo alloys
Select menu graphite crucible
and gold casting
Select menu graphite crucible
and high gold content bonding
alloy
Select menu ceramic crucible
and Pd-based alloy or Gold-Pd
alloy
Select menu ceramic crucible
and NPM
Enter liquid. temp. and Enter liquid. temp. and quantity Enter delay time 6 sec Enter delay time depending on
the alloy
Place ceramic crucible with
graphite insert in the coil
Place ceramic crucible with
graphite insert in the coil
Place ceramic crucible in
chamber
Place ceramic crucible in
chamber
Adjustmufesizeandheight Adjustmufesizeandheight Adjustmufesizeandheight Adjustmufesizeandheight
Add metal in small pieces into
the crucible
Add metal in small pieces into
the crucible
Add metal in small pieces into
the crucible
Ensure horizontal, parallel
placing of metal cylinders
Close chamber Close chamber Close chamber Close chamber
Press key “VS” (premelt) Press key “VS” (premelt) Press key “VS” Press key “VS”
Check vacuum and change,
if required (recommendation
approx. 100 mbar)
Check vacuum and change,
if required (recommendation
approx. 100 mbar)
Check vacuum and change,
if required (recommendation
approx. 100 mbar)
Check vacuum and change,
if required (recommendation
approx. 250 mbar)
Observe melt, interrupt premelt
with “Stop” key after the alloy
has completely melted
Observe melt, interrupt premelt
with “Stop” key after the alloy
has completely melted
Observe melt, after splitting
up of the oxide layer interrupt
premelt with “Stop” key
Observe melt, depending on
alloy type interrupt premelt with
„Stop“ key
Open casting chamber and add
melting powder pellet
Open casting chamber
(no melting pellet)
Open casting chamber
(no melting pellet)
Open casting chamber
(no melting pellet)
Placemufeinchamberand
lock in place, close chamber
Placemufeinchamberand
lock in place, close chamber
Placemufeinchamberand
lock in place
Placemufeinchamberand
lock in place
Press key “GS auto” Press key “GS auto” Press key “HS” Press key “HS”
When the time has expired,
the chamber is turned
When the time has expired,
the chamber is turned
After splitting up of the oxide
layer press key “GS auto.”
After shadow disappears,
press key “GS auto.“
After approx. 60 sec the chamber
is turned back, open chamber
and remove casting mould
After approx. 60 sec the chamber
is turned back, open chamber
and remove casting mould
When the time has expired,
the chamber is turned
When the time has expired,
the chamber is turned
After approx. 60 sec the chamber
is turned back, open chamber
and remove casting mould
After approx. 60 sec the chamber
is turned back, open chamber
and remove casting mould
Putting unit out of operation
Remove crucible after casting The unit can be switched off after 5 minutes Turn off compressed air supply