Page 52 - TTI Catalogue 2017 final

casting machine

เครื่องหล่อ VTC 100 V / Ti and VTC 200 V / Ti casting machine

casting The VTC series: for every metal or alloy you want to With the VTC series, these handicaps no longer apply. A vacuum
can be produced in the melting chamber and the casting chamber
cast.
to avoid oxidation processes during melting and air pockets in the
The VTC series are extremely versatile casting machine
suitable for a wide range of applications – and a number of
chamber for casting, this makes it possible to switch to overpressure
options that were considered mutually incompatible up to casting mould. The flask is automatically pressed against the melting
now. Thus, while the VTC series was originally designed during casting for better mould filling; in addition, the vibration
as a high-temperature casting machine for casting steel, technology optimises the process even further. As well as casting
palladium, platinum etc. (max. 2,000° C), large flasks also with flasks, casting into ingot moulds is also possible.
make it suitable for economically producing castings in gold, New sweep mode vibration system for perfect results even in
silver, copper, aluminium and other materials. Pt and Pd
The machine combines a dual-chamber differential pressure Due to the advanced vibration technology working with variable
system with a tilting mechanism. The casting process is frequencies and the sophisticated vacuum/pressure system, this
achieved by rotating the entire melting-casting unit by 90°. machine is perfectly suited for casting platinum and palladium – and
One benefit of the tilting system is the use of economically all this without the elaborate and sensitive centrifugal mechanism
priced graphite or ceramic crucibles (without holes and sealing usually required for platinum casting machine
rods), these tend to have a longer service life. Some alloys,
such as copper beryllium, quickly cause crucibles with holes New generator system controlled via LCD display
and sealing rods to become untight and therefore useless, A completely new generation of generator and control systems is
and for this reason, many casters have so far processed present in the VTC series. Operation is simple and safe thanks to a
such alloys only in open systems – which means they can’t clearly arranged and easy-to-use LCD display. All parameters, right
choose to optimise the process with overpressure or vacuum. down to the variable tilting speed, can be individually set and saved
to ensure that recurring castings always produce consistent results
Description Order#
VTC 100 V /Ti 01-701-976
VTC 200 V /Ti 01-701-977

 = standard equipment  = optional
performance VTC 100 V / Ti VTC 200 V / Ti
power max. / electrical connection 12 kW / 20 kW 3x400 V 15 kW / 20 kW 3x400 V
temperature max. 2,000° C 2,000° C
temperature measurement thermocouple up to 1,300° C thermocouple up to 1,300° C
optical pyrometer up to 2,000° C optical pyrometer up to 2,000° C
capacity
volume graphite crucible 25 ccm = 450 g Au 18 ct 145 ccm = 2.0 kg Au 18 ct
volume ceramic crucible 30 ccm = 500 g Pt / 250 g steel 180 ccm = 2.5 kg Pt / 1 kg steel
for use of flasks up to ø 125 mm / 220 mm h ø 125 mm / 220 mm h
handling+control
vibration technology  sweep mode  sweep mode
tilting mechanism with motor drive  
automatic tilting  
automatic flask fixing  
casting programs 100 100
temperature control by pyrometer  
quality management
RS 232, diagnostic system, remote service  
data printer  
GSM modem  
accessories
pyrometer with video output  

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