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chip machining

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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
... achieved through conventional machining methods, the mechanics of chip formation, the factors that affect tool wear, the selection and use of cutting fluids, and the determination of machining parameters based on force and power requirements. It also includes information on nontraditional machining...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310181
EISBN: 978-1-62708-286-0
... the chips manageable? Maximum cutting speed: How fast can the part be cut without affecting tool life? Maintaining tolerances: How long can the machining operation continue before adjustments are made? Minimal operator intervention: Does the operator need to constantly adjust setup...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480293
EISBN: 978-1-62708-318-8
... costs from the standpoints of tool life, surface finish, power consumption, and chip form. The relative ease of metal removal for equal tool lives can be expressed in terms of relative cutting speeds and machinability ratings. The machinability of unalloyed titanium is similar to that of annealed...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.ttg2.t61120313
EISBN: 978-1-62708-269-3
... of the more difficult machining operations. Chip clogging is reduced by the use of spiral pointed taps, which push the chips ahead of the tool. More chip clearance can be provided by sharply grinding away the trailing edges of the flutes. To give proper clearance, two-fluted, spiral point taps are...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280189
EISBN: 978-1-62708-267-9
... because some machining processes may significantly impact the cyclic behavior of superalloys more than others. Most customary machining methods can be used for superalloys. The more common are: Turning Grinding Milling Broaching Other chip-making processes used for superalloys are...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870307
EISBN: 978-1-62708-314-0
... to damage during trimming and machining than conventional metals, as they contain strong and very abrasive fibers held together by a relatively weak, brittle matrix. During machining, they are prone to delaminations, cracking, fiber pull-out, fiber fuzzing (aramid fibers), matrix chipping, and heat...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.ttg2.t61120079
EISBN: 978-1-62708-269-3
... the cutting tools at tool operating temperatures. This causes welding to the tool during the machining operation and consequent galling, smearing, and chipping of the machined surface, along with rapid destruction of the cutting tool. Titanium has a lower elastic modulus than steel and superalloys...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720063
EISBN: 978-1-62708-305-8
... vision systems use solid-state cameras, which employ charge-coupled ( Fig. 5 ) or charge-injected device image sensors. These sensors are fabricated on silicon chips using integrated circuit technology. They contain matrix or linear arrays of small, accurately spaced photosensitive elements. When light...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110144
EISBN: 978-1-62708-247-1
.... It also presents a case study illustrating the application of CNC milling to isolate MCM leakage failure. chemical etching CNC machining flat lapping frontside sample preparation laser decap method laser etching mechanical milling multi-chip module plasma reactive ion etching This...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110550
EISBN: 978-1-62708-247-1
... “potato chip”) which is a result of the different die geometries with wide varying materials used in between. With the advent of CNC based milling machines, sample preparation for multi stacked packages for localized access and as well as large x & y dimensions has become possible. Current micro...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230339
EISBN: 978-1-62708-298-3
..., handling, or storing unsupported thin regions to avoid permanent deformation. Because of the high value of beryllium scrap and the cost of decontamination, where practical, beryllium should be machined dry (i.e., without the use of a lubricant). Dry chips have a higher salvage value than wet chips...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2007
DOI: 10.31399/asm.tb.pmsspmp.t52000167
EISBN: 978-1-62708-312-6
... accelerates wear in the cuttingtool and the tendency to develop cracks due to excessive thermal expansion ( Ref 1 ). Efficiency of machining is also reduced by the need for frequent clearing of the long, stringy chips that adhere to the tooling and finished surfaces. In drilling, accumulation of chips in the...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040277
EISBN: 978-1-62708-300-3
... diameter Surface cutting speeds: 985 to 3280 ft/min (300 to 1000 m/min), depending on the hardness of the die/mold steel and the chip load High-speed control with high-speed data and look-forward capability to avoid data starvation. The look-forward capability tracks surface geometry, allowing the...
Series: ASM Technical Books
Publisher: ASM International
Published: 31 December 2020
DOI: 10.31399/asm.tb.phtbp.t59310095
EISBN: 978-1-62708-326-3
... 5 shows the polished and unetched surface of a resulfurized free-machining steel. Sulfur combines with iron and/or manganese to form the prominent inclusions. Because inclusions have no strength, each one creates a tiny void. They serve as chip breakers in machining applications and prevent buildup...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550223
EISBN: 978-1-62708-307-2
... grades of commercially pure titanium and alpha and near-alpha, alpha-beta, and beta titanium alloys. It describes primary and secondary fabrication processes, including melting, forging, forming, heat treating, casting, machining, and joining as well as powder metallurgy and direct metal deposition. It...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170123
EISBN: 978-1-62708-297-6
... alloying on processing characteristics such as hardenability, formability, weldability, machinability, and temper embrittlement. In addition, the article provides an extensive amount of engineering data with relevance in materials selection. carbon steel corrosion resistance hardenability notch...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550193
EISBN: 978-1-62708-307-2
... operations should be minimized where possible by the use of near-net shapes. For near-net shapes produced by PM, as little as 2.5 mm (0.10 in.) of material is all that must be removed by machining. Because the chips from machining operations are normally recycled, the majority of machining operations are...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.lmcs.t66560081
EISBN: 978-1-62708-291-4
... describes some of the alloying variations that have been developed to improve machinability and the mechanisms by which they work. free-machining inclusions lamellar tearing low-carbon structural steels The next group of steels that we can conveniently distinguish can be characterized...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230295
EISBN: 978-1-62708-298-3
... beryllium was first introduced to reduce the high cost of machining and the high production of scrap in fabricating a complex or intricate geometry. Usually, approximately 65% and as much as 90% of the consolidated material ended in scrap and chips when starting with a typical solid, cylindrical billet...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170003
EISBN: 978-1-62708-297-6
... the machine tool and break up the formed chip into small pieces. For example, lead, nitrogen, calcium, manganese, or phosphorus can be added to carbon and low-alloy steel to improve machinability, while selenium or sulfur are added to stainless steel to achieve improved machinability. Free-machining...