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powder extrusion

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Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006085
EISBN: 978-1-62708-175-7
...Extrusion pressure and reduction ratio relationships based on <italic>P</italic> = <italic>a</italic>′ + <italic>b</italic>′ ln <italic>R</italic> Table 1 Extrusion pressure and reduction ratio relationships based on P = a ′ + b ′ ln R Powder, wt% Extrusion relationship a ′/ b...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006053
EISBN: 978-1-62708-175-7
... of the extrusion process Fig. 7 Examples of different extruded shapes Fig. 8 Schematic of wet-bag cold isostatic pressing. An impervious moldable bag is filled with powder, evacuated, and subjected to an isostatic pressure using a water-based liquid medium at ambient temperature. Fig. 9...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006015
EISBN: 978-1-62708-172-6
... industries. Powder coating formulations consist of binder systems, pigments, extenders, and additives. The basic process flow for the manufacture of powder coatings consists of premix, extrusion, grinding, and packing. The article also provides information on application of powder coatings, including...
Book Chapter

By Erhard Klar
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003185
EISBN: 978-1-62708-199-3
... Roll Compaction Hot Pressing Extrusion Spray Forming Compaction of Powders Design Limitations P/M Presses Sintering Sintering Furnaces Warm Compaction Commercial full density processes include powder forging (P/F), metal injection molding (MIM), hot isostatic pressing...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006058
EISBN: 978-1-62708-175-7
... Aluminum-Beryllium and Beryllium Inert Gas Atomization Beryllium Oxide Powder Production Beryllium/Beryllium Oxide Metal-Matrix Powder Vacuum Hot Pressing (VHP) Hot Isostatic Pressing (HIP) Cold Isostatic Press and Sinter Cold Isostatic Press and Extrude Extrusion Rolling Welding...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001105
EISBN: 978-1-62708-162-7
... pressing Limited by capacity of pressure vessel Simple or complex shapes Rubber molds Low High Powder rolling Limited width, long length Flat and thin … High Low Warm extrusion Limited by equipment size Long pieces with uniform cross section Hardened steel or carbide dies High Low...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003119
EISBN: 978-1-62708-199-3
... by pressing and sintering prealloyed stainless powders. High-density materials are produced by hot isostatic pressing, cold isostatic pressing followed by extrusion, or metal injection molding. The comparison of mechanical properties of these P/M stainless steels is represented graphically. The article...
Series: ASM Handbook
Volume: 24
Publisher: ASM International
Published: 15 June 2020
DOI: 10.31399/asm.hb.v24.a0006546
EISBN: 978-1-62708-290-7
...–15, 2018 Lumped-Parameter VPP Simulation Continuum Model of VPP Introduction Material Extrusion Polymer Powder-Bed Sintering/Fusion Vat Photopolymerization Material Jetting Lumped-Parameter Material Flow Temperature-Distribution Model Thermodynamics at the Powder-Bed...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003053
EISBN: 978-1-62708-200-6
... techniques), hot uniaxial pressing, slip casting, tape casting, extrusion, injection molding, and papermaking, as well as some newer methods. Although each of these techniques has different powder requirements, they share one goal: uniform density is often compromised by the specific requirements...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003397
EISBN: 978-1-62708-195-5
..., powder sintering, hot melt extrusion, sheet lamination, solid ground curing, and three-dimensional printing. It discusses the various material prototypes produced by RP technology. The list of materials includes particulate and fiber-reinforced polymers, ceramic-matrix composites, and metal-matrix...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003141
EISBN: 978-1-62708-199-3
... presents a short note on powder metallurgy products of titanium. Casting processes and properties are covered in the final section. casting die forging extrusion fabrication forming joining machining mill products titanium titanium alloys TITANIUM metal passes through three major steps...
Series: ASM Handbook
Volume: 24
Publisher: ASM International
Published: 15 June 2020
DOI: 10.31399/asm.hb.v24.a0006555
EISBN: 978-1-62708-290-7
... shapes and geometric features. Additive manufacturing is also used for topology optimization and it impacts the process and supply chain. This article discusses processes, including vat photopolymerization, material jetting, powder bed fusion, directed energy deposition, material extrusion, binder...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001107
EISBN: 978-1-62708-162-7
... of the component. Structural ceramics are formed from either powders, stiff pasters, or slurries. The slurry from the preparation procedures is converted to an agglomerated flowable powder by spray drying or to a stiff paste by filter pressing. Structural components are formed by pressing of powders, extrusion...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003448
EISBN: 978-1-62708-195-5
... Tensile strength Ductility, % Modulus MPa ksi MPa ksi GPa 10 6 psi Ti-6Al-4V + TiB (in situ during powder atomization, consolidation via powder extrusion) ( Ref 66 ) Ti-6Al-4V-0.9B 1190 173 1312 190 5 127 18.4 Ti-6Al-4V-1.4B 1135 165 1297 188 6.7 140 20.3 Ti-6Al-4V...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002486
EISBN: 978-1-62708-194-8
... pressing, and extrusion. Powder Forging Metal Injection Molding Hot Isostatic Pressing Other Full-Density Methods In order to use die-compaction technology effectively, the designer must be familiar with the limitations and design constraints related to product shape and special features...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006022
EISBN: 978-1-62708-175-7
... plasticity. Rigid die compaction is not suitable for consolidating such powders, and they must be processed by other means such as hot pressing, extrusion, or hot isostatic pressing (HIP), described subsequently in this article. Highly reactive metal powders are also not suitable for rigid die compaction...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006095
EISBN: 978-1-62708-175-7
... Ti185 prealloyed compacts consolidated using either a β-extrusion processing or a β-HIP cycle followed by a solution and age heat treatment Alloy and condition 0.2% yield strength Ultimate tensile strength Elongation, % Reduction in area, % K Ic or K Q Titanium PA powder preparation...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003008
EISBN: 978-1-62708-200-6
... into useful parts and shapes by injection molding, extrusion, thermoforming, blow molding, and machining. They cannot be rotational molded in powder form because of poor heat-fusing characteristics. Injection Molding Although plunger machines can be used, reciprocating screws are much preferred because...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001064
EISBN: 978-1-62708-162-7
...Compositions of typical aluminum P/M alloy powders Table 11 Compositions of typical aluminum P/M alloy powders Grade Composition, % Cu Mg Si Al Lubricant 601AB 0.25 1.0 0.6 bal 1.5 201AB 4.4 0.5 0.8 bal 1.5 602AB … 0.6 0.4 bal 1.5 202AB 4.0 … … bal...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004001
EISBN: 978-1-62708-185-6
... Corporation, have been used to make powders of these materials. Powder consolidation has been performed primarily by HIP (in metal or ceramic cans) or canned hot extrusion. Hot isostatic pressing has been used to make finished parts as well as preforms for subsequent sheet rolling, forging, and so forth...