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surface cutting speeds

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230339
EISBN: 978-1-62708-298-3
... these machining operations are conducted and describes the effect of tooling materials, cutting speeds, metal-removal rates, and other variables. It also explains how to assess and remove surface damage caused by machining such as microcracks and twins. beryllium machining surface damage 21.1 Overview...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480293
EISBN: 978-1-62708-318-8
... ... ... ... ... Modern machine tools ... -- X X ... ... ... ... Speed/feed/cutting fluid ... X ... X X X X ... Careful handling ... ... ... ... X ... ... ... Stress relief ... ... ... ... X X ... ... Surface grinding Table 13.23 Surface grinding Material...
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 cost and complexity of machining titanium alloys. It explains how titanium compares to other metals in terms of cutting force and power requirements and how these forces, along with cutting speeds and the use of cutting fluids, affect tool life, surface finish, and part tolerances. The chapter also...
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
... of Machinability Additives Effect of Surface Modification Effect of Cutting Speed Effect of Machining Coolant Each of the five families of stainless steels has a different set of weldability considerations, stemming primarily from their different modes of phase transformation that occur during...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040277
EISBN: 978-1-62708-300-3
... 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 machine...
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
... most grinding machines do not have wheel-speed control, it is necessary to add a variable-speed drive or to make pulley modifications. (c) Increased work speeds even above those indicated are considered to be advantageous for improving surface integrity. (d) Cutting fluids should be nitrate...
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
... is due to the fact that allowable cutting speeds for superalloys are only 5 to 10% of those used for steel. Surface condition, particularly after machining, plays an important role in the mechanical property response of superalloys, especially under cyclic conditions. Consequently, machining...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2005
DOI: 10.31399/asm.tb.gmpm.t51250089
EISBN: 978-1-62708-345-4
... the type of gear as the major variable and discusses the machining methods best suited to specific conditions. Next, the chapter provides information on gear cutter material and nominal speeds and feeds for gear hobbing. Further, it describes the cutting fluids recommended for gear cutting and presents...
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
... fpm, feet per min. Use of a high-speed steel blade is assumed. Courtesy of RMI Company Recommended cutoff wheel material characteristics; titanium abrasive cutting Table G.2 Recommended cutoff wheel material characteristics; titanium abrasive cutting Wheel characteristics Value...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240411
EISBN: 978-1-62708-251-8
... work tool steels, low-alloy special-purpose tool steels, mold tool steels, high-speed tool steels, and powder metallurgy tool steels. This chapter provides discusses the manufacturing process, composition, properties, types, and applications of these tool steels and other cutting tool materials...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040151
EISBN: 978-1-62708-300-3
...Abstract Abstract Separation of billets by shearing avoids material loss and is considerably faster than sawing or cutting. This chapter discusses the billet shearing process, the characteristics of sheared surfaces, and the effect of various operating parameters on surface quality. It also...
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
... 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? This list...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060273
EISBN: 978-1-62708-261-7
..., an increase in vanadium has relatively little negative impact on the toughness. For this reason, vanadium-bearing grades are a very good choice when very fast cutting speeds are required, as in finishing cuts, or when the surface of the material is particularly hard or covered with scale. A number...
Book Chapter

By Soumya Subramonian
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500001
EISBN: 978-1-62708-317-1
... is the stripping force (in pounds), k is a stripping constant (in pounds per square inch), and A s is the area of the cut surface (in square inches) (stock thickness, t , multiplied by length or perimeter of cut, l ). Approximate values for the constant k (as determined by experiment for low-carbon steel...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2005
DOI: 10.31399/asm.tb.gmpm.t51250001
EISBN: 978-1-62708-345-4
... on the amount of carbon in the steel; the depth of hardness depends on the hardenability of the steel as well as the quench severity. Through hardening can be performed either before or after the gear teeth are cut. When gear teeth will be cut after the part has been hardened, surface hardness...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.omfrc.t53030067
EISBN: 978-1-62708-349-2
... surface types will result in a slow polishing process. The vertical force that is applied during polishing should be high enough to lock the polishing compound into the polishing surface without overloading the equipment. A platen speed of 150 rpm should be used, with the head rotating counter...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.mgppis.t60400169
EISBN: 978-1-62708-258-7
...) Longitudinal plane. 4% picral etch. 100× In many flat-rolled products, the longitudinal plane is prepared because it yields the most information. This means that the material must be cut parallel to the rolling direction and perpendicular to the rolled surface, allowing the metallographer to examine...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2013
DOI: 10.31399/asm.tb.uhcf3.t53630169
EISBN: 978-1-62708-270-9
... surface. This high-stress, low-speed operation is characteristic of tillage tools (plows, cultivators, rakes, etc.) and other ground-contact parts, such as bulldozer track shoes, cutting edges of blades, and the like. There are many other operations in other industries that have similar effects...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 May 2018
DOI: 10.31399/asm.tb.hma.t59250073
EISBN: 978-1-62708-287-7
... for the age of mechanization ( FIG. 6.5 ). FIG. 6.5 A typical lathe before the use of high-speed steel. The lightweight lathe had to be replaced to withstand the heavy cuts now possible with high-speed steel tools. The crucible melting process was still being used to make high-speed steel...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1984
DOI: 10.31399/asm.tb.mpp.t67850060
EISBN: 978-1-62708-260-0
... mm. With either wheel thickness, the average damage depth was about 0.20 mm. Wellner measured the depth of deformation in a variety of metals sectioned by the following methods: abrasive cutting, spark erosion, and low-speed diamond sawing [ 6 ]. Damage depth was greatest for surfaces cut...