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metal removal operations

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Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280203
EISBN: 978-1-62708-267-9
..., and scale resulting from hot working or heat treating operations must also be removed. Some contaminants such as lower-melting metals can cause severe surface attack and reduce a component to scrap. Surface finishing may be necessary to improve component performance; however, many finishing operations...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230339
EISBN: 978-1-62708-298-3
... 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...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1995
DOI: 10.31399/asm.tb.sch6.t68200187
EISBN: 978-1-62708-354-6
... vessels are used to further process the metal for use in demanding applications. The AOD vessel permits easier control, refining, and removal of gases. Many of the operations performed in an AOD vessel may be carried out in a ladle. This is common in the steel industry, and is in the development stage...
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
... machining operations include turning, drilling, milling, boring, broaching, planing, shaping, reaming, and tapping. In these operations, material is removed from the workpiece in the form of a chip, which for metal parts is produced through plastic deformation. Abrasive Processes In abrasive...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.t53400089
EISBN: 978-1-62708-316-4
... of additives Corrosion control Cleanliness and removal methods Compatibility with prelubricants and preapplied oils Post-metal forming operations (e.g., welding and adhesive joining) Environmental safety and recycling Types of Lubricants <xref rid="t53400089-ref8" ref-type="bibr">(Ref 7.8...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1995
DOI: 10.31399/asm.tb.sch6.t68200197
EISBN: 978-1-62708-354-6
... texture comparator plates (ASTM A802) can be used as references. Removal of Risers, Gates and Metal Padding The contacts through which the metal entered the casting must be cut to remove the risers and the gating system from the casting. Various methods may be selected for this operation depending...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.ttg2.t61120085
EISBN: 978-1-62708-269-3
... a liability and a contaminant in postworking cleaning operations. The coatings are soluble and removable if the proper techniques are used. Protective coatings are applied to titanium surfaces during manufacturing operations for several reasons: To lubricate and aid in metal flow, good die...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2022
DOI: 10.31399/asm.tb.isceg.t59320003
EISBN: 978-1-62708-332-4
... that float on the top of liquid metal are removed as slag using limestone as a flux. 2.1 Iron and Steel Manufacturing Process Figure 2.1 illustrates the iron and steel manufacturing processes. The major process equipment is identified in the figure. The manufacturing details of some...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060117
EISBN: 978-1-62708-261-7
..., and brazing. It also discusses powder consolidation, rolling, drawing and extrusion, and common forging methods. fabrication finishing forging forming joining material removal powder processing METAL PRODUCTS that are subjected to mechanical reduction operations subsequent to casting...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480293
EISBN: 978-1-62708-318-8
... and high-speed steel All machining operations require a positive, uniform, mechanical feed. The cutting tool should never dwell or ride in the cut without removing metal. As an added precaution, all cutters should be retracted when they are returned across the work. The cutter must be up to speed...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.t53400233
EISBN: 978-1-62708-316-4
.... flanging springback Elastic recovery that fol- lows plastic deformation when the flanging load is removed (see Fig. B11). flash (1) The excess metal attached to a part after a forming operation. (2) The excess ma- terial that squeezes out between the joint lines of mold dies. flat surface contour Curvature...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.9781627083164
EISBN: 978-1-62708-316-4
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2005
DOI: 10.31399/asm.tb.gmpm.t51250089
EISBN: 978-1-62708-345-4
... of gears. bevel gears cutting finishing gear lapping grinding helical gears hobbing hobbing machines honing machining milling spur gears METAL REMOVAL processes for gear manufacture can be grouped into two general categories: Rough machining (or gear cutting) operations...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480265
EISBN: 978-1-62708-318-8
... baths. After heavy scale removal, acid pickling is required to ensure removal of all scale and sub-surface contaminated metal. Rinsing and drying treatments also are included in cleaning operations. It is important to protect cleaned surfaces from airborne contamination prior to welding. Edges...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2023
DOI: 10.31399/asm.tb.ceeg.t59370177
EISBN: 978-1-62708-447-5
... to the ejector rack is actuated to eject the casting from the mold.) The operator removes the foil in the pouring cup and blows out the mold of any debris in preparation for the next pour. The machine is designed for the operator to actuate two buttons, using each hand, to close the mold (designed as a safety...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 June 2023
DOI: 10.31399/asm.tb.atia.t59340063
EISBN: 978-1-62708-427-7
... Abstract The manufacture of all aluminum wrought products begins with an ingot or a continuous strip solidified from the liquid state. During molten metal processing (MMP), aluminum undergoes a series of operations that are described in this chapter including melting and alloying, recycling...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480243
EISBN: 978-1-62708-318-8
... in many instances. Properly designed storage facilities allow flat stock removal or resupply without stock damage and keep the material clean while in storage. Blank Preparation Many cutting processes are used to shape blanks from flat titanium mill stock. Mechanical operations such as shearing...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2023
DOI: 10.31399/asm.tb.ceeg.t59370187
EISBN: 978-1-62708-447-5
... and to prevent any metal from getting out through improper sealing. Normally, a mechanical toggle mechanism is provided for operation of the door with a fail-safe locking mechanism (see Fig. 10.6 ). Some manufacturers offer an automatic feature for opening and closing the door that saves time and reduces...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2013
DOI: 10.31399/asm.tb.mfub.t53740047
EISBN: 978-1-62708-308-9
... or dross particles, which are the oxides that result when the metal reacts with oxygen in the air during melting. These inclusions are removed from the melt before pouring by filtration. Most inclusions found in steel castings arise from the oxidation of metal during the pouring operation. This is known...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 1988
DOI: 10.31399/asm.tb.eihdca.t65220281
EISBN: 978-1-62708-341-6
... Heating Applications in The Plastics and Rubber Industries Applications of induction heating in the plastics industry include bonding or forming of plastics, coating of metals, and salvage operations. Some typical examples are discussed below. Bonding and Forming of Plastics Many plastics...