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batch-type furnaces

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Image
Published: 01 January 1993
Fig. 5 Batch-type brazing furnaces. (a) Bell furnace. (b) Elevator furnace More
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005957
EISBN: 978-1-62708-166-5
... Abstract Furnaces are one of the most versatile types of industrial appliances that span many different areas of use. This article discusses the classification of various furnaces used in heat treating based on the mode of operation (batch-type furnaces and continuous-type furnaces...
Image
Published: 01 November 2010
Fig. 4 Vertical cylinder-type batch furnace. Source: Ref 1 More
Image
Published: 01 November 2010
Fig. 5 Horizontal cylinder-type batch furnace. Source: Ref 8 More
Image
Published: 30 September 2014
Fig. 21 Single-chamber batch-type pressure-quench vacuum furnace More
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005787
EISBN: 978-1-62708-165-8
... and time cycles for annealing of alloy steels and carbon steel forgings. Different combinations of annealed microstructure and hardness are significant in terms of machinability. Furnaces for annealing are of two basic types, batch furnaces and continuous furnaces. The article concludes with a description...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003198
EISBN: 978-1-62708-199-3
... Abstract Batch furnaces and continuous furnaces are commonly used in heat treating. This article provides a detailed account of various heat treating equipment and its furnace types, including salt bath equipment (externally heated, immersed-electrode and submerged-electrode furnaces...
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.a0005529
EISBN: 978-1-62708-197-9
... Abstract This article provides information on the heat-source model, conduction heat-transfer model of parts and fixtures, and the radiation heat-transfer and convection heat-transfer models in a furnace. It describes the two types of furnaces used for heat treating: batch furnaces...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001386
EISBN: 978-1-62708-173-3
... and reviews three types of furnaces: continuous, semi-continuous, and batch. It presents three examples of the industrial applications of the furnace brazing: vacuum devices, jet engines, and automotive industries. The health and safety guidelines to be followed during the furnace brazing are also discussed...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006276
EISBN: 978-1-62708-169-6
... and work hardening. Finally, the article provides information on the equipment used for the heat treating of copper and copper alloys, including batch-type atmosphere furnaces, continuous atmosphere furnaces, and salt baths. annealing bronzes cold forming copper copper alloys dispersion...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005920
EISBN: 978-1-62708-167-2
..., normally at the required melting temperature. The batch is allowed to melt down—which takes several hours depending on the composition, the crucible is withdrawn from the furnace at an elevated temperature, and the glass is poured out. The melting furnaces used in this type of lab-scale melting are usually...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003065
EISBN: 978-1-62708-200-6
... glass-ceramic/metal seals glass/metal seals grinding optical fibers polishing THE LARGE MAJORITY of the commercially important glasses are processed from a carefully calculated batch of raw materials that is then melted in special furnaces. There are various types of melting units used...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003197
EISBN: 978-1-62708-199-3
... are needed if carrier gases high in either carbon dioxide or water vapor content (such as exothermic gas) are used. Carburizing Equipment Gas carburizing furnaces vary widely in physical construction, but they can be divided into two major categories: batch and continuous furnaces. In a batch-type...
Image
Published: 01 January 1993
Fig. 5 Three-steel switch-cover assembly that utilized brazing temperature as part of solution heat treatment Furnace brazing in dry hydrogen Furnace (a) Batch-type tube Fixture material (b) Stainless steel Brazing temperature, °C (°F) 955 ± 8 (1750 ± 15) Filler metal More
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005196
EISBN: 978-1-62708-187-0
..., and lining push-out device used in induction furnaces are also reviewed. The article concludes with a discussion on batch operation and tap-and-charge operation, two distinct ways of operating a coreless induction furnace. induction furnaces electromagnetic stirring mechanical skimmers silica...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005911
EISBN: 978-1-62708-167-2
... to melt the batch above the glass surface. There are a number of different types of melting furnaces for glass production, depending on volume, glass composition, and quality required. A glass float tank can produce on the order of 455 to 635 tonnes (455 to 635 metric tons, or 500 to 700 tons) per day...
Book Chapter

Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005765
EISBN: 978-1-62708-165-8
..., compounds, furnaces, and containers used in pack carburizing. The successful operation of the pack carburizing process depends on the control of principal variables such as carbon potential, temperature, time, case depth, and steel composition. The three types of furnaces most commonly used for pack...
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005799
EISBN: 978-1-62708-165-8
... retention and overall control of the process. H 2 levels higher than 3% above nominal carrier gas composition indicate insufficient carrier gas flow. Hydrogen-diluted atmospheres are characterized by CO levels below nominal carrier gas levels and contain higher free-methane levels. In batch furnaces...
Book Chapter

Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005783
EISBN: 978-1-62708-165-8
... (900 °F); it is then discharged into tote boxes, where it cools to room temperature. Total furnace time is approximately 3½ h, but during this period the work is held at the normalizing temperature for only 1 h. Normalizing of large open-die forgings usually is performed in batch-type furnaces...
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005793
EISBN: 978-1-62708-165-8
... carburizing furnace with some extra effort. The furnace must be isolated electrically from the heating and the batch, which will be connected to the plasma generator. The generator applies a voltage of approximately 600 V between the batch and the grounded furnace. It results in a current density in the range...