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plasma spray torches

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Journal Articles
AM&P Technical Articles (2021) 179 (3): 40–41.
Published: 01 April 2021
...Ash Kamble Innovations built into a new plasma spray torch address shortcomings of previous axial injection equipment. Copyright © ASM International® 2021 2021 ASM International axial injection plasma spray torches httpsdoi.org/10.31399/asm.amp.2021-03.p040 40 iTSSe TSS FEATURE...
Journal Articles
AM&P Technical Articles (2012) 170 (11): 44–45.
Published: 01 November 2012
... thermal spray choices of powder, perature processes and organometallic precursors in the case rod and wire feedstock and plasma, electrical, or oxy-fuel en- of MOCVD (metal organic CVD). To overcome the limita- ergy inputs. tions of operating in a chamber, special torches and nozzles The most well-known...
Journal Articles
AM&P Technical Articles (2020) 178 (8): 44–48.
Published: 01 November 2020
... surpasses its legacy counterparts. The cascaded arc approach was pioneered to control and stabilize the arc within a plasma torch, which overall leads to improved repeatability and robustness of the plasma spray process[2,6,7]. Unlike legacy plasma spray devices that were designed to use a single anode...
Journal Articles
AM&P Technical Articles (2014) 172 (5): 49.
Published: 01 May 2014
... of the gun for spraying yttria-stabilized zirconia (YSZ) for thermal barrier applications. Copyright © ASM International® 2014 2014 ASM International plasma gun plasma spraying thermal barrier coatings httpsdoi.org/10.31399/asm.amp.2014-05.p049 CASE STUDY Improving Deposition Rate Efficiency T...
Journal Articles
AM&P Technical Articles (2013) 171 (5): 52–53.
Published: 01 May 2013
... in output power of 8-13%, and 2-4% single- 8200 are used. Advancements in HVOF torch and process cycle efficiency[1]. control will continue to improve coating quality, deposition Evaluation of plasma-sprayed ceramic coatings for the efficiency and reduce the cost of HVOF MCrAlY coating ap- protection...
Journal Articles
AM&P Technical Articles (2017) 175 (5): 55–58.
Published: 01 July 2017
... are reported to surpass that of conventional plasma spray deposits. In all process arrangements, the powder port of the torch is modified to allow liquid feeding via a pneumatic or mechanical liquid pumping system, while the other parts of the torch hardware remain relatively unchanged. Importantly...
Journal Articles
AM&P Technical Articles (2016) 174 (10): 44.
Published: 01 November 2016
...Luc Pouliot This case study addresses the use of online diagnostic tools to adjust spray parameters to ensure consistent results. Copyright © ASM International® 2016 2016 ASM International online diagnostics electrode wear plasma arc spraying httpsdoi.org/10.31399/asm.amp.2016-10.p044...
Journal Articles
AM&P Technical Articles (2016) 174 (4): 44–45.
Published: 01 April 2016
...Mitch Dorfman This case study reviews the considerations in applying plasma spray thermal barrier coatings on augmenters used in military aircraft turbine engines to extend their service life. Copyright © ASM International® 2016 2016 ASM International cascaded arc plasma torch thermal...
Journal Articles
AM&P Technical Articles (2016) 174 (4): 46–47.
Published: 01 April 2016
... to at- and coating technologies with an emphasis on saving ener- mospheric pressure. gy and raw materials. Her research interests include thermal spray and thermal plasma processes; modeling of plasma processes and torch operation; transport and chemical rate phenomena at high temperature; thermal spray coatings...
Journal Articles
AM&P Technical Articles (2014) 172 (8): 37–38.
Published: 01 August 2014
... materials on top of resistance spot welds to improve aesthetics in luxury cars *Member of ASM International and ASM Thermal Spray Society Cathode Plasma gas Molten particles Plasma Fig. 1 Schematic of the plasma transferred wire arc (PTWA) torch commercial system. Courtesy of Comau[9]. Fig. 2...
Journal Articles
AM&P Technical Articles (2013) 171 (5): 55–56.
Published: 01 May 2013
...). The majority of these use Metco 6800 and 6801 spray materials, typically applied using a TriplexPro-210 plasma spray gun. The plasma spray-thin film (PS-TF) process provides another coating solution for SOFC components, in particular the application of a dense electrolyte layer (Fig. 1b). The coating...
Journal Articles
AM&P Technical Articles (2019) 177 (5): 46–49.
Published: 01 July 2019
... different spray conditions (9-15 kW torch power, 60-100 kPa chamber pressure, and 46-70 mm stand-off distance) with a wide range of coating thicknesses. Argon and hydrogen were used as the main plasma forming gases. Preheated graphite discs were used as substrates. However, a Fig. 2 Deposition of W-based...
Journal Articles
AM&P Technical Articles (2022) 180 (3): 33–36.
Published: 01 April 2022
... and industrial partners, a new state-of-the-art industrial scale laboratory was established, which continues to serve as a unique facility in the U.S. The Center is home to five plasma spray cells, two HVOF cell with multiple torches, a recently updated VPS system and newly introduced cold spray facility. Wide...
Journal Articles
AM&P Technical Articles (2023) 181 (5): 51–52.
Published: 01 July 2023
... in thermal spray technology, was a featured senior speaker. Betts was responsible for developing and implementing plasma sprayed CuNiIn coatings on GE s bypass engine fan blade, which went on to power the Boeing 747. He described how the project was conceived in 1968 and within two years they had the coating...
Journal Articles
AM&P Technical Articles (2013) 171 (5): 49–51.
Published: 01 May 2013
... the solidus temperature of the superalloy (typically Ni-base) components[1]. To suppress superalloy oxidation and promote adhesion of the ceramic coating, a thin bond coat layer (NiCoCrAlY) is deposited using low pressure plasma spray or high velocity oxygen fuel (HVOF) process. Atmospheric plasma spray (APS...
Journal Articles
AM&P Technical Articles (2012) 170 (1): 28–32.
Published: 01 January 2012
... using an air plasma spray (APS) torch using a number of commercially available thermal spray feed stock materials. Detailed spray process conditions can be found in Ref. 2. Solution-based approaches (spin coating and dip coating) were used to prepare spinel coatings. These techniques allow...
Journal Articles
AM&P Technical Articles (2023) 181 (7): 12–17.
Published: 01 October 2023
... on materials. My dissertation was on the development of a DC plasma torch for coating development and that was when I was introduced to the thermal spray world and community. After my Ph.D., I started an academic career at the University of Ottawa and decided to push the link between materials and mechanical...