Equipment » Alloy & Metals
Pressure Induction Furnace
Application area:
- Alloys synthesis on a e.g Ni, Fe or Co basis
- Pressure metallurgy of alloys with highly volatile components (e.g. Al-Li, Al-Mg-Sc, Mg)
- Purging gas treatment of silicium
- Degassing treatment of metallic melts
Performance data
- Maximum crucible volume: 2 l
- Melting power: max. 50 kW
- Frequency: 10 kHz
- Overpressure: max. 4 bar
- Use of ceramic and graphite crucibles possible
- Casting into a water-cooled copper crucible possible
Contact person
M.Sc. Alexandra Daldrup
Electro Slag Remelting (ESR) / Pressure Electro Slag Remelting (PESR)
Application area:
- Remelting of special alloys (Removing NonMetallic Inclusions and Impurities)
- Remelting of special steels
- Remelting of nickel-based alloys
- Deoxidation of titanium-alloys
Performance data
- Power supply: thrystor control: 6 kA at 66.6 V
- ESR Electrodes max. Ø 100 mm, mold Ø 150 mm, h = 800 mm
- PESR Electrodes max Ø 110 mm, h = 1340 mm, mould Ø 170 mm, h = 1250 mm
- Inert gas up to 50 bar overpressure
Contact person
M.Sc. Richard Schneider
Junker VIM 800-inductively heated hot wall furnace
Application area:
- Melting furnace under protective gas or vacuum
- Vacuum treatment of cast iron
- Vacuum distillation of metals, alloys and metallic products
- Casting openly with ladle into ingot molds
Performance data
- Power rating: 600 KVA
- Melting capacity: max. 300 KW, min. 80 KW
- Frequency: 150 Hz
- volume: max. 100 l
- melting pot Dimensions: 700 mm; 380 mm diameter
- Operating vacuum: 1 • 10-2 mbar
Contact person
Christopher Wels
Mini Vacuum induction furnace
Application area:
- Equilibrium analysis under vacuum or inert gas atmosphere
- Homogenisation melting
- Research in melt behaviour of material mixture
- Casting under vacuum or inert gas
Performance data
- Frequency 10 kHz
- Nominal power 5 kW (depending on crucible and material components)
- Vacuum up to 10-3 mbar
- Inert gas atmosphere max. 800 mbar
- Melting capacity 500g copper
- Tapping under vacuum or inert gas atmosphere
Contact person
M.Sc. Bo Yang
Vacuum induction furnace
Application area:
- Melting experiments under vacuum,
- alloy volatile elements in any metal-matrix
- Preparation of the alloys,
- no Chargierungs-and no Gießmöglichkeit
Performance data
- Achievable temperature max. 1600 ° C
- Achievable pressure 10-2 – 10-1 mbar
- Melt volume max. 2 l
- Achievable frequency max. 4 kHz
- Power max. 40 kW
- Protective gas (Ar / N 2) options
- Process control, reducing the leakage rates of great importances
Contact person
M.Sc. Alexandra Daldrup
Vacuum induction furnace PVA Tepla VSG010
Application area:
- Alloy synthesis of diverse alloy systems
- Vacuumdestillation with condensate deposition
- Basic experiments of process development
- Homogenous melting of slags
Performance data
- Melting power: max. 40 kW
- Frequency: 10 kHz
- Max. melting volumen: 2,5 Liter
- Lock device for on-line sampling, post loading and temperature measurement with immersion thermocouple
- Possible application for ceramic and graphite crucible
- Water cooled rotary disk
Contact person
M.Sc. Alexander Specht
Vacuum induction furnace PVA VSG100
Application area:
- Synthesis of Ni-, Fe-, Co-, and Al-based alloys
- Recycling of titanium aluminides
- Attempts to online parameters detection in the melting process
Performance data
- Max volume: 14 liters (equivalent to about 100 kg of steel)
- Melting capacity: max. 150 kW
- Frequency: 2 kHz
- Lock device for online sampling, Nachchargierung and temperature measurement with immersion of thermocouples
- Possible use for ceramic crucible and graphite crucible
- possible Casting via water-cooled copper mold
Contact person
M.Sc. Alexandra Daldrup
Vacuum Arc Remelting ALD VAR L 200
Application area:
- Remelting of Ni- and Fe-Base alloys
- Melting of alloys with high melting point or high reactivity in an intensely water cooled copper crucible under vacuum
- Research to increase the metallic purity grade
Performance data
- Melting capacity: max. 180 kg Stahl
- Maximum electrode length: 1140 mm
- Available mould diameter: 120, 160, 200 mm
- Maximum melting current: 7,5 kA
- Maximum operational voltage: 40 V
- Coaxial current supply
- Vacuum: up to 10-5 mbar
Contact person
M.Sc. Jan Keuneke
Cooled Finger crystallization furnace
Application area:
- Purification of metals via fractional crystallization
Performance data
- Widerstandsbeheizt
- Einschmelzen unter Vakuum (5×10-2 mbar) und/oder Schutzgasatmosphäre
- Dimension des Tiegels: bis max. 200Ø, 300 H (mm)
- Maximales Schmelzmasse: ~20 kg Aluminium (8,5 Liters)
- Stromversorgung: 32A, 400V, 22KVA
- Rotierenden Kühlfinger integriert im Ofen.
- Bis 100 RPM
- Kühlungsgas bis 180 L/min
- Hochreines Graphit als Schutzmantel für den Kristallisationseinheit mit 38 AØ, 22 IØ, 220H (mm)
Contact person
Dr.-Ing. Semiramis Friedrich geb. Akbari
Static crystallization furnace
Application area:
- Purification of metals via fractional crystallization
Performance data
- Heating via resistance heaters
- Melting under vacuum (10-2 mbar) and/or inert atmosphere
- Vertical furnace with seven independent-controlled heating zones
- Bottom cooled (Ar)
- Optional gas cooling (Ar) for each zone
- Crucible dimensions: oØ 95, uØ75, 1000H (mm)
- Maximum melt capacity: ~8,5 kg Aluminum (3,5 Liters)
- Power supply: 63A, 400V, 27KVA
Contact person
M.Sc. Hanwen Chung
Zone melting system
Application area:
- Refining of metals (e.g. Al, Sb)
Performance data
- Horizontal zone melting in a quartz glass tube
- Feed speed of the induction coil: max. 2 mm / min
- Length: 1500 mm, diameter: 170 mm
- Power: max. 45 KW; frequency: max. 10 kHz
- Vacuum up to 1 mbar, with Ar or N2 Atmosphere
Contact person
M.Sc. Bo Yang
DE