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GTV Verschleißschutz GmbH, D-57629 Luckenbach, Germany www.gtv-mbh.de ; [email protected] , Fon: +49 2662 9576 0; fax +492662 9576-30 Delta – Torch the 1-cathode-3 anode-technics
GTV Verschleißschutz GmbH, D-57629 Luckenbach, Germanywww.gtv-mbh.de; [email protected],
Fon: +49 2662 9576 0; fax +492662 9576-30
Delta – Torch
the 1-cathode-3 anode-technics
GTV Verschleißschutz GmbH, D-57629 Luckenbach, Germanywww.gtv-mbh.de; [email protected],
Fon: +49 2662 9576 0; fax +492662 9576-30
DC Plasma Spraying
Application of new modern controllersystems
Improvement of the cooling systems
Optimisation of the power supply
Application of new innovative nozzledesigns
Application of new torches !
Alternatives for the process time optimisation
Process optimisation
Improvement of the processefficiency
Increase of the DE
Wear reduction
Process time reduction
GTV Verschleißschutz GmbH, D-57629 Luckenbach, Germanywww.gtv-mbh.de; [email protected],
Fon: +49 2662 9576 0; fax +492662 9576-30
DELTA - Torch
Combination of the advantages of the 1- (F6) and 3 -cathode - technics
stabilized arc
axial, radialdefined powder imjection
powder feed rates up to 300 g/minhigh DE
short production times
application of the moleculargases N2 und H2 !
GTV Verschleißschutz GmbH, D-57629 Luckenbach, Germanywww.gtv-mbh.de; [email protected],
Fon: +49 2662 9576 0; fax +492662 9576-30
Set-up of the Delta-Torch
cascade/nozzle
3 x anodecathode
DELTA, GTV GmbH
GTV Verschleißschutz GmbH, D-57629 Luckenbach, Germanywww.gtv-mbh.de; [email protected],
Fon: +49 2662 9576 0; fax +492662 9576-30
Set-up of the Delta-Torch
cascade/nozzle/anode
cathode
contact cooling of the cathodewithout opening the water circuitanymore!
fast change of the componentscaskade/nozzle/anode
any nozzle geometry selectable(∅ 5-11 mm)!
cathode
GTV Verschleißschutz GmbH, D-57629 Luckenbach, Germanywww.gtv-mbh.de; [email protected],
Fon: +49 2662 9576 0; fax +492662 9576-30
Delta Spray coating - Cr2O3
Cr2O3 (-30+10 µm)
nozzle 7 mm; 60 l/min Ar and 8 l/min H2P=65 kW (Iges = 405 A)3x40 g/min; DE ≈ 52 %
hardness: 1300 - 1400 HV0,3porosity: < 3 %
Cr2O3 (-45+10 µm)
nozzle 7 mm; 60 l/min Ar and 8 l/min H2P=65 kW (Iges = 405 A)3x40 g/min; DE ≈ 52 %
hardness: 1300 - 1400 HV0,3porosity: < 5 %
GTV Verschleißschutz GmbH, D-57629 Luckenbach, Germanywww.gtv-mbh.de; [email protected],
Fon: +49 2662 9576 0; fax +492662 9576-30
Delta Spray coating - Al2O3/TiO2
top coat:Al2O3/TiO2 (-38+15 µm)
nozzle 7 mm; 60 l/min Ar and 8 l/min H2P=55 kW (Iges = 375 A)3x50 g/min; DE ≈ 70 %hardness: 900 - 1000 HV0,3porosity: < 5 %
Bond coat:Ni/Cr 80/20 (-53+20 µm)
nozzle 7 mm; 60 l/min Ar and 8 l/min H2P=52 kW (Iges = 345 A)3x50 g/min; DE ≈ 70 %hardness: -porosity: < 5 %
GTV Verschleißschutz GmbH, D-57629 Luckenbach, Germanywww.gtv-mbh.de; [email protected],
Fon: +49 2662 9576 0; fax +492662 9576-30
Delta Spray coating - MCrAlY + TBC
top coat:TBC (-125+45 µm)
nozzle 7 mm; 45 l/min Ar and 3 l/min H2P=55 kW (Iges = 400 A)3x55 g/min; DE ≈ 35-45 % (depending on the porosity)hardness: -porosity: 20-23 %
bond coat:MCrAlY (-75+45 µm)
nozzle 7 mm; 45 l/min Ar and 1 l/min H2P=50 kW (Iges = 330 A)3x50 g/min; DE ≈ 70 %hardness: -porosity, nitrides and oxides: < 15 %
GTV Verschleißschutz GmbH, D-57629 Luckenbach, Germanywww.gtv-mbh.de; [email protected],
Fon: +49 2662 9576 0; fax +492662 9576-30
Delta Spray coatings - TiO2
top coat:TiO2 (-90+45 µm)
nozzle 7 mm; 60 l/min Ar and 8 l/min H2P=62 kW (Iges = 395 A)3x67 g/min; DE ≈> 70 %hardness: -porosity: < 5 %
