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automated grinding

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.omfrc.t53030043
EISBN: 978-1-62708-349-2
... to difficulties and complications in holding or clamping. This will be dictated by automated mount head openings and the clamping apparatus or by the ability to hold and control the sample by hand. Following the rough grinding step, the sample(s) should be ready for rough polishing. Rough polishing further...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.omfrc.t53030023
EISBN: 978-1-62708-349-2
... closest to the center of the head, with the backing pieces on the outside of the samples ( Fig. 2.8 ). Using this mounting method, specimens for void analysis, ply orientation, and ply-count analysis may be prepared quickly, with excellent results. Fig. 2.7 Automated grinding/polishing head showing...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.omfrc.t53030115
EISBN: 978-1-62708-349-2
... either by using automated grinding/polishing equipment or by hand grinding/polishing. The “first surface” that is polished will become the surface bonded to a glass slide. It is essential that there are no artifacts created in the polished first face, or it will affect the optical light path on the final...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.omfrc.t53030067
EISBN: 978-1-62708-349-2
... of the artifacts, if so desired ( Fig. 4.5 ). This can be performed with automated polishing equipment or by hand, following the procedures described in Chapter 3, “Rough Grinding and Polishing.” Fig. 4.5 Polished boron fiber composite cross section. Bright-field illumination, 10× objective...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110391
EISBN: 978-1-62708-247-1
... Fig. 2 Grit size comparison chart. Adapted from an Allied High Tech chart. Fig. 1 Graphics of compression (top) and tension (bottom). Fig. 3 One type of sample sectioning block assembled and on grinding wheel. Upper image is actual block, lower image is a cartoon...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.tb.msisep.t59220039
EISBN: 978-1-62708-259-4
... to reduce part dimensions and make possible the proper preparation of the surface. Automated grinding equipment or a machining process (milling, for instance) is used to finish this first stage, aimed at achieving a flat surface, with reasonably low rugosity and at the proper orientation and position...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2015
DOI: 10.31399/asm.tb.piht2.t55050245
EISBN: 978-1-62708-311-9
... to medium High to medium High Dependent on material composition Very Quite Very Magnetic only Little Ability to automate Good Fair Good Fair Fair Capabilities Thickness gauging; some composition testing Thickness gauging Thickness gauging; grade sorting; case depth hardness Defects...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2011
DOI: 10.31399/asm.tb.cfw.t52860007
EISBN: 978-1-62708-338-6
... increased efficiency. Extractors were developed to remove a part off the mandrel in seconds rather than minutes. High-speed extractors, complete with automated cutting/grinding of the pipe ends, were set up to handle the higher-volume production needs. Fig. 2.7 Two-spindle pipe winder with in-line...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.mgppis.t60400087
EISBN: 978-1-62708-258-7
... the day shift can prepare 48 test block samples sent to the laboratory, representing the production of each 24-hour day. The laboratory is small but fully automated with automatic grinding and polishing equipment. For example, six samples can be ground and polished simultaneously in a matter of minutes...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2013
DOI: 10.31399/asm.tb.mfub.t53740213
EISBN: 978-1-62708-308-9
...Abstract Abstract This chapter covers the practical aspects of machining, particularly for turning, milling, drilling, and grinding operations. It begins with a discussion on machinability and its impact on quality and cost. It then describes the dimensional and surface finish tolerances...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110153
EISBN: 978-1-62708-247-1
... absorption (n-doped semiconductor). Figure 18 Comparison of 3-axis vs. 5-axis grinding. (Top) In 3-axis the contact angle is invariant and cannot follow the shape of a curved die, producing “saw teeth” that are several microns in size. (Bottom) 5-axis control changes the contact angle to follow...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720161
EISBN: 978-1-62708-305-8
..., grinding, polishing, and etching. The discussion covers their basic principles, advantages, types, and applications, as well as the equipment setup. The chapter includes tables that list etchants used for microscopic examination. It also provides information on microscopic examination, microphotography...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290009
EISBN: 978-1-62708-319-5
... the size of coarse sand (1000 μm) down to the nanoscale. Larger particles are lower in cost. Usually, for particles of 100 μm or larger, the powder is free flowing, as desired for automated forming equipment. On the other hand, nanoscale particles, below 0.1 μm, are difficult to handle and have extremely...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720001
EISBN: 978-1-62708-305-8
... to the production of defective parts. The automotive and electronics industries make heavy use of machine vision for automated high volume, labor intensive and repetitive inspection operations. This ability to acquire an image, analyze it, and then make an appropriate decision is extremely useful in inspection...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110550
EISBN: 978-1-62708-247-1
... or with an automated polishing tool, though 3D packages are often large and in a difficult format to fit in an automated tool. Typically, silicon carbide sandpaper is used for grinding close to the targeted area, with only the finest grits used when approaching and grinding into silicon die. Then polycrystalline...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2015
DOI: 10.31399/asm.tb.piht2.t55050191
EISBN: 978-1-62708-311-9
... Automated, quadruple-head, skewed-drive roller system used for in-line induction hardening and tempering of automotive parts. HF: high frequency; RF: radio frequency. Source: Ref 2 Fig. 10.5 Induction-hardening patterns for gears. Source: Ref 3 Fig. 10.6 Frequency influence...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060117
EISBN: 978-1-62708-261-7
...Abstract Abstract This chapter describes the processes involved in the fabrication of wrought and cast metal products. It discusses deformation processes including bending and forming, material removal processes such as milling, cutting, and grinding, and joining methods including welding...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280079
EISBN: 978-1-62708-267-9
... is automated, but for many years, all dipping processes were by hand. See Fig. 5.3 for a view of the automated dipping of investment casting molds and a cutaway view of the shell showing the intricacy of the airfoil to be produced. Remove all or most of the pattern, often using a steam autoclave...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2011
DOI: 10.31399/asm.tb.jub.t53290099
EISBN: 978-1-62708-306-5
... welding, cannot be humanly controlled and must therefore be automated. This need to automate leads to increased capital costs. On an approximate basis, the power densities (W/cm 2 ) of a process can be substituted with the dollar cost of the capital equipment. With reference to Fig. 5.2 , the cost...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130417
EISBN: 978-1-62708-284-6
... ) , N/mm 2 Resultant stress after hardening and grinding (σ R ( T 0 )), N/mm 2 0.594 3.156 343 1123 1306 0.709 3.0412 336 1144 1327 0.877 2.873 325 1177 1360 1.146 2.6045 307 1232 1414 Source: Ref 67 Mechanical properties of heat treated structural steel 4140...