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abrasive sizing

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Book Chapter

Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006790
EISBN: 978-1-62708-295-2
... interest. Table 2 Factors influencing abrasive wear behavior Abrasive properties Particle size Particle shape Hardness Yield strength Fracture properties Concentration Contact conditions Force/impact level Velocity Impact/impingement angle Sliding/rolling Temperature Wet/drypH Wear...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001232
EISBN: 978-1-62708-170-2
... Abstract Abrasive finishing is a method where a large number of multipoint or random cutting edges are coupled with abrasive grains as a bond or matrix material for effective removal of material at smaller chip sizes. This article provides a broad overview of the various categories of abrasive...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003193
EISBN: 978-1-62708-199-3
... grains of preselected size bonded together with different bonding media. Five important considerations must be given to the selection of a grinding wheel to suit a particular application: abrasive type, grit (grain) size, bond type, grade or hardness of the wheel, and structure. These five considerations...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003976
EISBN: 978-1-62708-185-6
.... Uncontrolled use of a smaller blasting media can result in erosive and abrasive wear. The key variables that need control are the media size, concentricity, angle of impingement, velocity, and dwell time for each media used. Sometimes, multiple treatments have to be performed. Punch and die life increases of 6...
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
... as undercuts, that should not be exposed to the severity of direct impingement. Because it is usually difficult to adjust velocities of mechanical cleaners, a finer shot or grit size may be selected to modify cleaning characteristics. The materials used in dry abrasive blast...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003055
EISBN: 978-1-62708-200-6
... Hardness Mohs Knoop Zirconia 8 1160 Garnet 8 1360 Calcined alumina 9 2100 Silicon carbide 9–10 2480 Boron carbide 9–10 2750 Cubic boron nitride 10 4500 Diamond 10 7000 The size and shape of abrasive grains have an effect on the lapping action. A broad size...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003194
EISBN: 978-1-62708-199-3
.... Temperature of etchant: Nominally 70 to 210 °F Demasking solution: Various solvents. Cleaning or desmutting solution: water, chromic acid, and hydrochloric acid Abrasive types: Al 2 O 3 and SiC  Particle sizes: 10, 27, and 50 microns (powders must be sized closely and free of silica. Quantity used: 10 to 20...
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005677
EISBN: 978-1-62708-198-6
... materials are routinely reshaped and smoothened using special instruments for cutting and finishing. A highly polished surface is then produced by treatment with polishing pastes containing alumina or diamond abrasive particles less than 1 μm in size. In a single-pass sliding technique, fluorapatite...
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
... Abstract This article focuses on the significant fundamental powder characteristics, which include particle size, particle size distribution, particle shape, and powder purity, followed by an overview of general and individual powder production processes such as mechanical, chemical...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003095
EISBN: 978-1-62708-199-3
... Abstract Hot-rolled steel bars and other hot rolled steel shapes are produced from ingots, blooms, or billets converted from ingots, or from strand cast blooms and billets, and comprise a variety of sizes and cross sections. This article provides a brief discussion on mechanical properties...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006024
EISBN: 978-1-62708-172-6
... energy, it can remove existing coating layers, corrosion, and mill scale, simultaneously increasing the surface area of the steel by generating a surface profile or anchor pattern. The depth and shape of the surface profile is determined by the type and size of the abrasive medium employed, as well as...
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
... media: Porcelain or other vitreous material is mixed with abrasives and formed into shapes, then fired to vitrify. These media are available in a large range of shapes, sizes, grades of abrasive, proportions of abrasive to binder, and types of binder to enable selection of material to suit virtually...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003104
EISBN: 978-1-62708-199-3
...), or free to rotate, as in loose sand (three-body abrasion) The size, shape, and hardness values of the dominant abrasive (usually the hardest component in a mixture) The direction and speed of relative motion during abrasion The contact pressures or loads in the system To simulate low...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003162
EISBN: 978-1-62708-199-3
..., thus reducing abrasion resistance. For this reason, oxyacetylene deposits usually exhibit higher abrasion resistance than arc-welded tungsten carbide overlays. An advantage of the tungsten carbide composites is that the size of the hard particles in the overlay can be controlled. This is important...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001237
EISBN: 978-1-62708-170-2
... of samples prone to abrasion damage and artifacts for quantitative image analysis. abrasion artifacts abrasion damage computer technology microhardness analysis microstructural analysis optical microscopy quantitative image analysis sample preparation surface analysis surface finishing...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003186
EISBN: 978-1-62708-199-3
... Abstract Machining is a term that covers a large collection of manufacturing processes designed to remove unwanted material, usually in the form of chips, from a workpiece. This article discusses the basic classes of machining operations, including conventional, abrasive, and nontraditional...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003042
EISBN: 978-1-62708-200-6
... is entrained into the water stream in a mixing chamber and then enters a nozzle where it is accelerated by the water jet. A typical abrasive used in this process is garnet, in grit sizes ranging from 16 to 150 mesh. Specialized nozzle configurations are used in both water-jet and abrasive water-jet...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006795
EISBN: 978-1-62708-295-2
... industries. This article describes the processes involved in erosion of ductile materials, brittle materials, and elastomers. Some examples of erosive wear failures are given on abrasive erosion, liquid impingement erosion, cavitation, and erosion-corrosion. In addition, the article provides information on...
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
... electrolyte, and (c) the surface condition prior to electropolishing (i.e., surface contamination, grain size, and inclusions). MASS FINISHING normally involves loading of components to be finished into a container together with some abrasive medium, water, and compound. Action is applied to the...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001309
EISBN: 978-1-62708-170-2
... finishing Material Medium Size of abrasive particles Tumbling time, h Finish mm in. Heavy cutting Brass or bronze castings Aluminum oxide 6.4–19 0.25–0.75 6–16 Matte Moderate cutting Brass stampings Aluminum oxide 6.4–19 0.25–0.75 1–6 Light matte Brass screw...