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launders

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Image
Published: 30 November 2018
Fig. 26 Vertical filter at head end of launder. Courtesy of Schaefer Furnace More
Image
Published: 01 December 2008
Fig. 1 Electric low-energy holding furnace with laundered inlet. Courtesy of Schaefer Furnace Inc. More
Image
Published: 01 December 2008
Fig. 2 Transfer area from a tilting aluminum furnace to a launder. Courtesy of AGN Nachrodt More
Image
Published: 01 December 2008
Fig. 3 Flexible launder joint in aluminum unit. Courtesy of Alunorf and Ceranex More
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...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005352
EISBN: 978-1-62708-187-0
... Abstract This article discusses various molten-metal treatments, namely fluxing, degassing, and molten-metal filtration. It focuses on various molten-metal handling systems for transporting, holding, or delivering molten metal to the mold/die system. These include launders, tundishes, holding...
Image
Published: 31 August 2017
Fig. 3 Contact pour for a DISAMATIC (Norican Group) via the action of a raise-and-lower launder topped up by a metal dosing unit such as a PressPour More
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005905
EISBN: 978-1-62708-167-2
... of the tilting bearing. This enables the melt to be transferred without cascade into the pouring furnace via a launder at the same height under an enclosed oxide skin. Fig. 12 Cross section through an induction channel furnace for melting aluminum. Courtesy of ABP Induction Systems Examples...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006303
EISBN: 978-1-62708-179-5
.... 2 . Direct contact between the ladle nozzle and the entrance to the filling system prevents the sucking-in of air. Contact pouring can be provided by hand-operated ladle, by robot, or from an overhead launder. In the case of vertically-parted DISA-like molds, the launder sits down on the mold...
Series: ASM Handbook
Volume: 2A
Publisher: ASM International
Published: 30 November 2018
DOI: 10.31399/asm.hb.v02a.a0006535
EISBN: 978-1-62708-207-5
..., or whiting on refractory launders/troughs in a casthouse with magnesium-containing aluminum alloys when skims are remelted at high temperatures. Typically, sodium and other alkali content must be controlled to a level of below 5 ppm, often just 1 to 2 ppm for sheet ingot, to avoid cracking on subsequent...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005288
EISBN: 978-1-62708-187-0
... of vertical semicontinuous casters ( Fig. 2 ). The layout consists of a casting pit with integrated casting cylinder, by which the casting table and products are moved up and down. The liquid metal can be supplied from the melting or holding furnace via launder into the molds mounted on top of the oscillating...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005200
EISBN: 978-1-62708-187-0
... and put in the new molds. Most furnaces have some system of large vacuum locks for transferring the prepared molds into the melt chamber. In double-chamber furnaces ( Fig. 3 ), there is a separate chamber for the molds. The molten metal is transferred via launders (refractory-lined steel troughs...
Book Chapter

By David V. Neff
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005353
EISBN: 978-1-62708-187-0
... the preferred technology of choice for use in degassing wells in melting furnaces, transfer ladles, and in continuous-flow launder systems. In this technique, the purge gas is injected through a bored shaft, usually made of graphite. The incipient gas volume is then fractured into many small bubbles...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005234
EISBN: 978-1-62708-187-0
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005267
EISBN: 978-1-62708-187-0
... is delivered either by ladle or by using a launder system. If melting is carried out directly in the pot, it is recommended that ingots of no greater than 6.8 to 9.0 kg (15 to 20 lb) be used. Each is gradually lowered into the bath using a clockwork type of mechanism. The casting alloy is in the form of a long...
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.a0005525
EISBN: 978-1-62708-197-9
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005277
EISBN: 978-1-62708-187-0
... the entrainment of bubbles if the processes are carried out under proper control. (Good control of a potentially good process should not be assumed; it must be demonstrated. In addition, bubbles can be released erratically from the interior wall of a tube launder system as well as from the underside of a badly...
Book Chapter

By Justin Heimsch
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005273
EISBN: 978-1-62708-187-0
... inline degassing and filtering techniques, as well as launder systems to ensure quiescent filling of the casting molds. The use of launders eliminates the turbulence normally associated with mechanical stirring and improves metal quality by reducing the tendency for oxide generation and atmospheric...
Series: ASM Handbook
Volume: 2A
Publisher: ASM International
Published: 30 November 2018
DOI: 10.31399/asm.hb.v02a.a0006524
EISBN: 978-1-62708-207-5
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006030
EISBN: 978-1-62708-172-6
... the worksite can be prohibited. Such clothing is either disposed of (in accordance with applicable waste management regulations) or laundered (on site or at an industrial laundry facility). If an industrial laundry facility is used, it should be notified in writing so that the facility can confirm it can...