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tumbling

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Published: 01 January 1994
Fig. 7 Blasting-tumbling machine More
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006088
EISBN: 978-1-62708-175-7
... results in the powder mixture. It describes the effects of metal powder characteristics on blending and mixing: particle size, shape, density, and surface features. The article also provides information on the equipment, tumble-type blenders, and low-shear agitated-type blenders used for blending...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006119
EISBN: 978-1-62708-175-7
... of the parts with particulates and residues, which can result in the appearance of surface rust. This article provides information on various secondary operations, including tumbling, re-pressing, resin impregnation, annealing or heat treating, brazing, machining, and welding. It describes those aspects...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001268
EISBN: 978-1-62708-170-2
... Abstract Mechanical plating is a method for coating ferrous metals, copper alloys, lead, stainless steel, and certain types of castings by tumbling the parts in a mixture of glass beads, metallic dust or powder, promoter or accelerator chemicals, and water. It offers a straightforward...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001277
EISBN: 978-1-62708-170-2
... conventional air atomized, airless, and electrostatic spray; roller coating; dip coating; flow coating; curtain coating; tumble coating; electrocoating; and powder coating. Surface preparation methods and prepaint treatments for coating systems are also discussed. The article includes information on quality...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001310
EISBN: 978-1-62708-170-2
.... This article focuses on mechanical finishing methods, namely, barrel tumbling, polishing, buffing, vibratory finishing, fiber brushing, and shot blasting. It provides useful information on process control and difficulties with chemical and anodic treatments of magnesium alloys. The use and applications...
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005777
EISBN: 978-1-62708-165-8
..., mechanical, chemical, and electrochemical and their effectiveness and applicability. The mechanical cleaning methods include grinding, brushing, steam or flame jet cleaning, abrasive blasting, and tumbling. Solvent cleaning, emulsion cleaning, alkaline cleaning, acid cleaning, pickling, and descaling...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001234
EISBN: 978-1-62708-170-2
... processes are used to: Clean, descale, and degrease Deburr Radius edges and corners Change surface condition Remove surface roughness Brighten Inhibit corrosion Dry Stress relieve Impart compressive stress Barrel Finishing The rotary barrel, or tumbling barrel...
Image
Published: 01 January 1994
Fig. 8 Presort and tote box loader work-handling system. The sorter operates the tote box shuttle to and from the blasting-tumbling machine. More
Image
Published: 01 August 2013
Fig. 27 Model illustrating possible modes of interaction between an abrasive particle and the surface of a specimen. A, a loose, tumbling particle; B, a fixed particle plowing a groove; and C, a fixed particle cutting a chip More
Image
Published: 01 January 2005
Fig. 8 The lubrication scheme in glass assisted steel extrusion. (a) The heated billet is tumbled in glass powder and loaded into the press. (b) A glass pad is placed between the deforming billet and the extrusion die. Source: Ref 68 , 69 More
Image
Published: 12 September 2022
Fig. 3 Examples of stainless steel components for medical use. Laser powder-bed fusion (LPBF)-printed additive-manufactured 316 (a) acetabular shell and (b) a cut guide customized for hip and knee replacement surgery. (c) Components postprocessed via vibratory tumbling. Source: Ref 32 . (d More
Image
Published: 01 January 1987
and 923 ). Instead, the surface is very tumbled, with no suggestion of fatigue patches, and many regions bear whiskerlike features resembling some form of cleavage step. Lacking a significant amount of dimples, this surface can be rated as a brittle fracture. SEM, 520├Ś More
Image
Published: 01 December 2008
Fig. 9 Design of a casting for automatic degating. A two-cavity die is used to make electrical conduit connector castings. Use of thin gates and placement of the mass of the casting at the end of a runner allow the use of tumbling to automatically degate this high-volume part. Zinc casting More
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001228
EISBN: 978-1-62708-170-2
...; compressed air, direct-pressure dry blast nozzle systems; or compressed-air, indirect-suction (induction) wet or dry blast nozzle systems. Other available methods, not discussed in this article, include aggressive vibratory systems, media tumbling systems, and part-on-part tumbling systems. Propelling...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001306
EISBN: 978-1-62708-170-2
... may be entrapped in the pores, resulting in severe corrosion. Tumbling in a wet medium is used frequently as a deburring method, but removal of the liquid from the pores requires extra drying time. Preferred methods of deburring include: Rotary tumbling (self or with abrasive) Vibratory...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001307
EISBN: 978-1-62708-170-2
... Removal Methods Mechanical removal methods used for metallic contaminants include dry or wet abrasive blasting with metal-free abrasives, polishing with ceramic materials, and wet tumbling. The shape of a part, the required surface finish, the allowable loss of gage, and residual stress...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001315
EISBN: 978-1-62708-170-2
... have been trimmed. Finishing of the parting lines is done on set-up wheels or abrasive belts, by tumbling with abrasive media, or by vibratory finishing. Wheels or belts with coarse grit (60- to 120-mesh) are used for heavy metal removal, if necessary ( Ref 2 ). The parting line regions typically...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005355
EISBN: 978-1-62708-187-0
... iron castings. In gray iron, relatively low-energy shaking, vibrating, tumbling, and/or shotblasting is used to force loose core sand out through the casting openings. Core sand in ferrous castings has much less strength because the ambient heat of the metal, as it solidifies in the mold, burns...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003214
EISBN: 978-1-62708-199-3
... examples are tumbling and barrel finishing. Shot peening can be classified as a mass finishing method; however, because of its importance and unique characteristics, it is described in a separate section. Abrasive Finishing Methods THE OBJECTIVE of all high-precision abrasive finishing methods...