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die lubrication

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Published: 31 December 2017
Fig. 21 Die set for hydrodynamic lubrication using viscous fluids. Source: Ref 1 More
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Published: 31 December 2017
Fig. 9 The effect of lubrication on die wear as a function of number of medium carbon steel hot billet upset forgings on H13 steel dies with a hardness of 46–48 HRC, showing the effect of sliding on wear. Also of interest here is the relative die wear on the top and bottom die in lubricated More
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Published: 01 January 2005
Fig. 21 Effect of lubrication on forging die wear. Source: Ref 23 More
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Published: 01 January 2005
Fig. 22 Effect of lubrication on forging die wear. Wear index is defined as the average cross-sectional area of wear depressions in the die. Source: Ref 22 More
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005292
EISBN: 978-1-62708-187-0
..., part extraction, die lubrication, insert loading, and die close. Some manual aspects of the operations, together with automation options, are discussed. The article describes finishing steps, such as finish trimming, detailed deflashing, shot blast cleaning, and quality checks. Automation...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003184
EISBN: 978-1-62708-199-3
... and copper alloys, magnesium alloys, and titanium alloys. It provides forging process variables such as stock preparation, heating and cooling of forgings, die lubrication, trimming, and cleaning of these metals and alloys. The article explains the effect of temperature, deformation rate, and die temperature...
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Published: 01 January 2005
box furnace Heating time 1 h Atmosphere Slightly oxidizing Die material 6G at 388–429 HB (a) Die life, total 507–2067 forgings (b) Die lubricant Graphite-oil Production rate 50 forgings per hour (c) (a) Inserts at this hardness were used in die blocks of the same More
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Published: 31 December 2017
Fig. 19 Effects of drawing speed, lubricant viscosity, and die angle on lubricant-film thickness. Source: Ref 43 More
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004032
EISBN: 978-1-62708-185-6
... of aluminum, isothermal and hot die forging, and the extrusion of steel. cold forging forging hot die forging hot forging steels lubricants molybdenum disulfide superalloys hot forging titanium hot forging FORGING and related processes consist of cold, warm, and hot forging; roll forging...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005179
EISBN: 978-1-62708-186-3
... Abstract This article introduces process factors that influence die wear and lubrication for metal forming operations such as bending, spinning, stretching, deep drawing, and ironing. It discusses the effects of part shape, sheet thickness, tolerance requirements, sheet metal, and lubrication...
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Published: 01 January 2006
Fig. 22 Formation of the lubricant film in the die More
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Published: 31 December 2017
Fig. 22 Manipulation of lubricant pressure in the die inlet zone: (a) film height for hypothetical pressurized and unpressurized inlet zone; (b) drawing configuration model. Source: Ref 53 More
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Published: 31 December 2017
Fig. 24 Die designs to passively pressurize (a) soap lubricants and (b) liquid lubricants to encourage hydrodynamic lubrication. The difference in the length of the inlet geometry is due to the fact that the viscosity of liquid lubricants is generally much lower than that of solid lubricants More
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Published: 31 December 2017
Fig. 31 Tube-drawing die design for supplying pressurized lubricant to both the inside and outside tube surfaces. Source: Ref 1 More
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003996
EISBN: 978-1-62708-185-6
..., and die manufacture. The article discusses the critical aspects of various manufacturing elements of aluminum alloy forging, including the preparation of the forging stock, preheating stock, die heating, lubrication, trimming, forming and repair, cleaning, heat treatment, and inspection. It concludes...
Book Chapter

Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005307
EISBN: 978-1-62708-187-0
... considerations include the usage of furnaces and launder system, scrap return, inclusions in zinc alloys, fluxing of zinc alloys, and galvanizing fluxes. The article discusses the materials and lubricant selection, casting and die temperature control, and trimming process used in hot chamber die casting for zinc...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006423
EISBN: 978-1-62708-192-4
... operations. abrasive wear adhesive wear die wear drawing dry lubrication friction liquid lubricants lubrication solid lubricants surface fatigue wear surface treatment thermal fatigue wear wear wet lubrication wire drawing DRAWING is a process by which a workpiece (wire, bar, or tube...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004000
EISBN: 978-1-62708-185-6
... affecting forgeability. It describes the forging techniques, equipment, and common processing elements associated with titanium alloy forging. The processing elements include the preparation of forging stock, preheating of the stock, die heating, lubrication, forging process, trimming and repair, cleaning...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005159
EISBN: 978-1-62708-186-3
... Abstract This article provides an overview of the interfacial interactions with a lubricant film between a die and a metal, lubricant mechanisms, chemistry, qualification testing, application methods, and property test methods. It focuses on sheet metal-forming operations, although...
Series: ASM Handbook
Volume: 2A
Publisher: ASM International
Published: 30 November 2018
DOI: 10.31399/asm.hb.v02a.a0006493
EISBN: 978-1-62708-207-5
... lubricants. Lubrication is also a critical aspect when forging aluminum, because aluminum has a strong tendency to gall (i.e., adhere to the die). Potential defects include laps, galling, flow localization, and unfills/suck-ins. Flow localization appears to be a lap or crack. The critical elements...