1-20 of 507 Search Results for

powder-feeding systems

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Image
Published: 01 August 2013
Fig. 17 Powder-feeding systems: rotating-wheel system and rotating-disc system More
Image
Published: 01 August 2013
Fig. 16 Powder-feeding system: gravity- and vibration- based system More
Image
Published: 01 August 2013
Fig. 18 Powder-feeding system: fluidized-bed feeder More
Image
Published: 01 August 2013
Fig. 19 Powder-feeding system: vibrating spiral feeder More
Image
Published: 01 August 2013
Fig. 20 Powder-feeding system: Archimedes spiral feeder More
Image
Published: 01 August 2013
Fig. 21 Powder-feeding system: encapsulated shots More
Image
Published: 15 June 2020
Fig. 6 Schematic of powder-feeding system for a laser-based directed-energy deposition system. A rotating metering wheel controls mass flow rate to provide powder to a coaxially fed nozzle. More
Image
Published: 01 January 1997
Fig. 2 Generic illustration of an additive manufacturing powder feed system More
Image
Published: 01 January 1993
Fig. 2 Cross-sectional view of a flame powder spraying system showing powder feed material being transported by the carrier gas and then melted by the oxyfuel mixture More
Image
Published: 30 June 2023
Fig. 12 Basic binder jetting process using a powder feed piston. A hopper system is often used to supply powder directly onto the powder bed. More
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0009211
EISBN: 978-1-62708-194-8
.... The deposition methods use a powder bed system, a powder feed system, or a wire feed system. Powders are solidified by melting with either a high-energy electron or laser beam. The advantage of AM systems is that parts can be made in small quantities relatively quickly compared to machining. It is also possible...
Series: ASM Handbook
Volume: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.a0005727
EISBN: 978-1-62708-171-9
... and melting characteristics, which leads to coating variability and associated inferior coating properties. Commonly used powder-feeding systems are also described and compared. Understanding these issues will allow the TS operator and engineer to manufacture coatings that are of higher quality with regard...
Series: ASM Handbook
Volume: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.a0005719
EISBN: 978-1-62708-171-9
... polymers, metals, metal alloys, intermetallics, ceramics, and composites. The feedstock material can take the form of wire, rod, powder, or, with emerging solution spraying, liquid and complex gases. This leads to two basic types of feed systems: one that feeds wires or rods and another that feeds...
Series: ASM Handbook
Volume: 24
Publisher: ASM International
Published: 15 June 2020
DOI: 10.31399/asm.hb.v24.a0006549
EISBN: 978-1-62708-290-7
... 50 and 150 μm in diameter to provide sufficient flowability from the powder-feeding system, through the feeding conduit, and to the feeding nozzle(s). Several mechanisms have been developed to meter and supply powder for processing, but most use a revolving wheel having cavities or scoops used...
Image
Published: 15 June 2020
Fig. 15 (a) Image of powder feeding within a laser-based directed-energy deposition system using four feeding nozzles. (b) Schematic depicting beam and powder characteristics in the energy interaction area. Courtesy of the Center for Innovative Materials Processing through Direct Digital More
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006099
EISBN: 978-1-62708-175-7
...-impregnated coring bits dip infiltration erosion-resistant cladding external-pressure infiltration fixed-cutter drill bits gravity feed infiltration metal infiltration THE PROCESS OF INFILTRATION is used in powder metallurgy (PM) to increase component performance by eliminating porosity without...
Series: ASM Handbook
Volume: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.a0005718
EISBN: 978-1-62708-171-9
... feeder using a carrier gas. Fig. 5 Powder flame spray system In flame spray processes, the oxyfuel ratio and total gas flow are adjusted to produce the desired thermal output. Optional air jets, downstream of the combustion zone, may further adjust the thermal and velocity profile...
Series: ASM Handbook
Volume: 24
Publisher: ASM International
Published: 15 June 2020
DOI: 10.31399/asm.hb.v24.a0006581
EISBN: 978-1-62708-290-7
...-dimensional (3-D) object is built up layer by layer using various methods for depositing material, whether plastic, ceramic, or metal. The deposition methods use a powder-bed system, a powder-feed system, or a wire-feed system. Powders are solidified by melting with either a high-energy electron or laser beam...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005632
EISBN: 978-1-62708-174-0
... by powder and wire feeding, and the impact of beam scanning are described subsequently. Depending on the laser power used and the mode of material introduction into the laser, the range of material deposition rates can span from very low rates of less than 0.5 kg/h (1 lb/h) to very high depositions that can...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005611
EISBN: 978-1-62708-174-0
... variances possible with the EB deposition systems where feedstock material is fed directly to the molten pool. Due to the challenges of feeding powder to the beam in a vacuum, only powder-bed systems have been deployed with powder feedstock using EB; powder actively fed directly to the molten EB pool has...