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inert ips

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ITSC1997, Thermal Spray 1997: Proceedings from the United Thermal Spray Conference, 459-465, September 15–18, 1997,
... Abstract When spraying is conducted in the ambient atmosphere, the entrainment of air cools down the plasma jet and affects its expansion. It may also cause the oxidation or the chemical decomposition of the sprayed materials. Inert Plasma Spraying (IPS), generally conducted in argon...
Proceedings Papers

ITSC 2001, Thermal Spray 2001: Proceedings from the International Thermal Spray Conference, 479-486, May 28–30, 2001,
... (YSZ) and Cr 2 O 3 ) with suitable parameters using a CAPS system ("Controlled Atmosphere Plasma Spraying"). The HPPS (High Pressure Plasma Spraying), APS (Air Plasma Spraying) and IPS (Inert Plasma Spraying) modes were applied in order to obtain the suitable microstructure. The microstructures...
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ITSC1996, Thermal Spray 1996: Proceedings from the National Thermal Spray Conference, 73-78, October 7–11, 1996,
... and subsequent cylindric substrates implementing two spraying systems : transformation) and, as frequently observed, a phenomenon the first one was inert gas plasma spraying in an argon- of necrosis [2]. hydrogen atmosphere (IPS 1 and IPS 2) and an argon- helium atmosphere (IPS 3), all other elaborating...
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ITSC 2001, Thermal Spray 2001: Proceedings from the International Thermal Spray Conference, 79-85, May 28–30, 2001,
...%Sn) was purchased fi-om Plasmatec Inc. (Montreal, Canada). Spraying experiments were performed at the C2P (Center for Plasma Processing) using a Sulzer-Metco CAPS (Controlled Atmosphere Plasma Spraying) unit, air plasma spraying (APS) and inert plasma spraying (IPS) conditions were tested. A Sulzer...
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ITSC 2005, Thermal Spray 2005: Proceedings from the International Thermal Spray Conference, 1156-1159, May 2–4, 2005,
..., SEM/ Optical microscopy and irregularity parameter (IP) and roundness factor were determined. The same parameters were determined through theoretical methods and compared with experimental results. nickel powder optical microscopy particle analysis plasma spray torches plasma spraying...
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ITSC2000, Thermal Spray 2000: Proceedings from the International Thermal Spray Conference, 567-573, May 8–11, 2000,
... crystals consist of repeated minum, copper, iron and chromium (AlCuFeCr) [4] [5], copies of a single geometric atomic arrangement - unit- were vacuum melted and inert gas atomized [6]. Powder cells stacked upon each other like bricks. Quasicrystals so produced was fully spherical (Figure 1) and free flow...
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ITSC 2004, Thermal Spray 2004: Proceedings from the International Thermal Spray Conference, 195-198, May 10–12, 2004,
... 50 2 T 65 Fig. 3. XRD spectra of a) agglomerated powder, b) heat treated powder, c) coating deposited onto steel under inert gas atmosphere(sample C of Table 1). Emissivity 1 0,8 APS 550 K 0,6 0,4 0,2 IPS 550 K 0 05 10 Wave length (µm) 15 20 Fig. 4. Emissivity of ITO coatings as a function...
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ITSC 2002, Thermal Spray 2002: Proceedings from the International Thermal Spray Conference, 500-505, March 4–6, 2002,
... Stellite 6 and weld overlay Stellite 6. 2. Experimental Methods 2.1 Materials Inert gas-atomised powders similar in composition to Inconel 625 and Stellite 6 were employed in this study. The respective nominal compositions were as follows: Ni - 21.5%Cr - 2.0%Fe - 3.6%Nb - 9.0%Mo; and Co 28.0%Cr - 4.5%W...
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ITSC 2004, Thermal Spray 2004: Proceedings from the International Thermal Spray Conference, 903-907, May 10–12, 2004,
.... Ceramic plasma-sprayed coatings have a great potential for die protection, since they are chemically inert, and show high form stability at elevated temperatures. Furthermore, they show good resistance against thermal shock due to the porous state of the coated layer and low Young’s modulus...
Proceedings Papers

ITSC1998, Thermal Spray 1998: Proceedings from the International Thermal Spray Conference, 95-100, May 25–29, 1998,
... based alloys are commonly applied. Also in some applications the use of specially designed gas shrouds or of spraying techniques running in inert gas atmospheres or vacuum can yield protective coating solutions. However, these techniques have high investment or service costs or the size of the parts...
Proceedings Papers

ITSC 2017, Thermal Spray 2017: Proceedings from the International Thermal Spray Conference, 543-547, June 7–9, 2017,
... to the formation of thermally stable phosphate compounds which helps in maintaining char integrity [7]. Inert fillers like zirconium silicate help in the reinforcement of char. It is also reported that its addition results in an increase in residual weight of char and release of less gaseous products[8]. Inorganic...
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ITSC 2003, Thermal Spray 2003: Proceedings from the International Thermal Spray Conference, 1183-1190, May 5–8, 2003,
... the measurement volume relative to the torch. A recently developed two color pyrometer, IP-PSV (Stratonics, Inc., Laguna Hills, CA) involves the use of an electronically shuttered charge-coupled device (CCD) camera to image bright particle streaks over a large volume of the spray plume simultaneously. [10, 11...
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ITSC 2005, Thermal Spray 2005: Proceedings from the International Thermal Spray Conference, 1160-1165, May 2–4, 2005,
... Abstract Systematic variation of the induction plasma spray (IPS) conditions, i.e. (i) plasma power, (ii) carrier gas flow rate, and (iii) powder feed rate was performed to deposit TiO 2 coatings using statistical design of experiments (SDE) methodology. The microstructure, surface morphology...
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ITSC 2003, Thermal Spray 2003: Proceedings from the International Thermal Spray Conference, 255-261, May 5–8, 2003,
... to the resulting poor corrosion resistance of the substrate/APS bond-coat interface. Further investigations are on progress to test low oxide contents A625/ceramic interfaces with A625 bond-coat involving inert plasma spraying (IPS) by CAPS. 260 Despite the existing residual porosity, the ceramic overlay did...
Proceedings Papers

ITSC1996, Thermal Spray 1996: Proceedings from the National Thermal Spray Conference, 325-331, October 7–11, 1996,
... drying with subsequent conventional sintering under inert conditions. The composition of the composite spray powders investigated in the course of this work is shown in Table 1. All powders contain a mixture of (X- and ~-Si3N4. The content of the latter can be controlled by the sintering conditions...
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ITSC2000, Thermal Spray 2000: Proceedings from the International Thermal Spray Conference, 597-601, May 8–11, 2000,
... was particular, the oxide level would be highly reduced by inferred to be beneficial in a rapid prototyping/ spraying in an inert atmosphere (i.e., using IPS). In manufacturing route for producing industrial parts such as addition, densification might be promoted (i.e., porosity tools and molds. The processes...
Proceedings Papers

ITSC2000, Thermal Spray 2000: Proceedings from the International Thermal Spray Conference, 1255-1263, May 8–11, 2000,
... period with the lamps shut down. The sample is inserted in a quartz tube, that involves In order to understand and characterise the failure of the fact that the sample is heated only by radiation, and performs Thermal Barrier Coatings (TBC) used in gas turbine the thermal tests under a sweeping inert gas...
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ITSC 2004, Thermal Spray 2004: Proceedings from the International Thermal Spray Conference, 934-945, May 10–12, 2004,
... provides the most inert conditions, in which neither reduction nor oxidation takes place. Due to the fact that hydrogen easily reduces titanium oxide, VPS spraying with Ar-H2 plasma leads to an oxygen loss in the powder. In the APS process with Ar-H2 plasma, both reduction and oxidation can occur...
Proceedings Papers

ITSC 2001, Thermal Spray 2001: Proceedings from the International Thermal Spray Conference, 1-32, May 28–30, 2001,
...^) flattening degree : C, = D/d Acronyms 1-D A/C APS CVD d.c. D-Gun EBPVD HVAF HVOF i.d. I.R. IPS PVD One-dimensional Adhesion/Cohesion Air Plasma Spraying Chemical Vapor Deposition direct current Detonation Gun Electron Beam Physical Vapor Deposition High Velocity Airfuel flame High Velocity Oxyfliel flame...