1-20 of 326 Search Results for

green lubricants

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
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006401
EISBN: 978-1-62708-192-4
.... The article details the classifications of lubrication regimes, namely, boundary, mixed, hydrodynamic, and elastohydrodynamic lubrications. It discusses the various types of lubricant materials and additives, including liquid lubricants, solid lubricants, gaseous lubricants, greases, green lubricants...
Image
Published: 30 September 2015
Fig. 9 Effect of lubrication method on green strength. Source: Ref 1 More
Image
Published: 30 September 2015
Fig. 10 Effect of lubrication on green density. Source: Ref 1 More
Image
Published: 30 September 2015
Fig. 15 Effect of admixed lubricant on green strength of water-atomized 4600 low-alloy steel powder More
Image
Published: 01 December 1998
Fig. 6 Effect of admixed lubricant on green strength of water-atomized 4600 low-alloy steel powder. Source: Ref 5 More
Image
Published: 01 December 1998
Fig. 24 The effect of powder lubrication on the green properties of pressed sponge iron. The green density is shown as a function of the amount of zinc stearate for three compaction pressures. Source: Ref 4 More
Image
Published: 30 September 2015
Fig. 2 Effect of lubricant on green strength and compressibility. Source: Ref 5 More
Image
Published: 30 September 2015
Fig. 3 Effect of lubricant on green strength and compressibility. Source: Ref 3 More
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006097
EISBN: 978-1-62708-175-7
... the influence of compaction characteristics of stainless steel powders in tool materials selection, lubrication, annealing, double pressing/double sintering, and warm compaction. annealing apparent density compressibility double sintering flow rate green density green strength lubrication metal...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006032
EISBN: 978-1-62708-175-7
... green strength hardness lubrication metal powders particle shape particle size Rattler test transverse bend test COMPRESSIBILITY AND COMPACTIBILITY are terms that define the ability to form “green” (unsintered) compact from the die pressing of powders. In general terms, compressibility...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006445
EISBN: 978-1-62708-190-0
... and sintered PM parts: density variations, compaction and ejection cracks, microlaminations, poor degree of sintering, and voids from prior lubricant agglomerates. It describes the various methods applicable to green compacts: direct-current resistivity testing, radiographic techniques, computed tomography...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003053
EISBN: 978-1-62708-200-6
... to as possible to their final shape. The article also provides useful information on drying methods, shrinkage, and defects as well as the removal of organic processing aids such as dispersants, binders, plasticizers, and lubricants. ceramic forming process drying green machining organics removal...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006083
EISBN: 978-1-62708-175-7
... and major premix additives, and the resulting green strength of a standard test bar after cooling the sample to room temperature. The unique lubricants designed for warm die compaction coupled with elevated die temperatures increase the green strength by 50 to 100% over that achieved with the most commonly...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006105
EISBN: 978-1-62708-175-7
... properties of a powder and the lubricant content ( Ref 5 ). Green strength is normally reduced as the total lubricant content is increased, as a consequence of reduced interlocking of the metal powder particles. At typical lubricant system contents, the flow rate is usually slowed and the apparent density...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006106
EISBN: 978-1-62708-175-7
... the relationship between compacted properties of a powder and the lubricant system content ( Ref 3 ). Green strength is normally reduced as the total lubricant content is increased, as a consequence of reduced interlocking of the metal powder particles. Fig. 3 Effect of lubricant on green strength...
Image
Published: 30 September 2015
Fig. 7 Green strength versus green density of 316L powder admixed with various lubricants and additives compacted at 414, 552, and 662 MPa (30, 40, and 48 tsi), respectively. Source: Ref 3 More
Image
Published: 30 September 2015
Fig. 14 Effect of internal powder porosity on (a) green strength and (b) green density. Solid and porous iron powders pressed at 414 MPa (30 tsi) using die wall lubrication. Figures in parentheses signify BET-specific surface areas and average intraparticle pore sizes of powders. More
Image
Published: 01 December 1998
Fig. 5 Effect of particle porosity on (a) green density and (b) green strength of solid and porous iron powders. Powders were pressed at 414 MPa (30 tsi) using die wall lubrication. The figures in parentheses in (a) signify specific surface areas (as measured by the gas adsorption method More
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
... cracks or pullout of powder. This is due to the large surface contact area and friction between the tool and green compact. Powder characteristics such as lubricant content and type can affect the friction between the tool and compact. Also, tools should be well polished and kept clean throughout...
Image
Published: 30 September 2015
Fig. 16 Green strength and ejection pressures for various stainless steels and lubricants listed in Table 4 . Source: Ref 9 More