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dust collection systems

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230493
EISBN: 978-1-62708-298-3
... 0.10 Other <0.10 Moisture (loss on drying) 23.9 Furnace dross, mill scale, and melt skulls Cu 80–88 Be 3–4 O 6–12 Other <1.0 Collector dusts Cu 30–35 Be 10–12 O 22–35 C 3–4 Other <2 Source: Emly 1994 Dusts collected from...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2023
DOI: 10.31399/asm.tb.ceeg.t59370021
EISBN: 978-1-62708-447-5
.... The molding sand is separated from the castings and reconditioned by adding a small amount of clay bond, water, and new sand (approximately 10%). Even the unburned bond and additives are separated by dust extraction systems for recycling. The ability to mechanize sand preparation and recycling with minimum...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230513
EISBN: 978-1-62708-298-3
... Introduction The use of beryllium is associated with potential health problems in workers exposed to beryllium dust. Operations that produce beryllium particulates, such as machining, grinding, or facility decommissioning, when not managed properly, have been linked to both acute and chronic lung diseases...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230499
EISBN: 978-1-62708-298-3
... response to beryllium on subsequent exposures. It may be at least partly genetic. It has no symptoms. On inhalation of beryllium, the reaction of the white blood cells to the beryllium may lead to CBD.) The sensitization and CBD are immune-system responses to a foreign substance. Chronic beryllium disease...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2023
DOI: 10.31399/asm.tb.ceeg.t59370095
EISBN: 978-1-62708-447-5
... for unloading into the baskets without operator intervention Dust collection system with filters and bags to suck up the sand and dust particles without injuring the operator Operators loading and unloading wear hearing protection Facilities where castings are handled by overhead cranes require...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2022
DOI: 10.31399/asm.tb.isceg.t59320323
EISBN: 978-1-62708-332-4
... sand tests at a less frequent interval than what is established Make new sand additions based on the weekly or bimonthly tests Monitor the working of the dust collection system (baghouse) Sand is prepared by blending new sand with bentonite binder, sea-coal, and water, as shown in Figure...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2015
DOI: 10.31399/asm.tb.piht2.t55050293
EISBN: 978-1-62708-311-9
... for testing at least once a year to make certain that there has been no deterioration. The five basic causes of contamination in water and polymer quench systems are: Solids contamination , comprising scale and metal particles that collect in the quench tank, should be removed on a continuous basis...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.tb.ems.t53730149
EISBN: 978-1-62708-283-9
... is produced in electric arc furnaces. In the process, flue dust with high zinc contents is treated to recover zinc. Lead battery plates are melted, refined, and recycled. The plastic case is shredded and recycled. The U.S. Environmental Protection Agency (EPA) estimates that approximately 80% of all lead...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230339
EISBN: 978-1-62708-298-3
... limited by the efficiency of the dust extraction and chip collection systems. The operation should be approved and monitored by an industrial hygienist. Polishing of the machined workpiece should be done in a glove box or, if using a lathe, under a hood [ Gallagher and Hardesty 1989 ]. Beryllium work...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2023
DOI: 10.31399/asm.tb.ceeg.t59370115
EISBN: 978-1-62708-447-5
..., resulting in the ability to use less expensive dust removal systems ( Ref 4 ). No sulfur pickup because no coke is used. The metal is suitable for ductile iron production. Higher thermal efficiency because the volume of slag generated is less compared to conventional coke-fired cupolas Closer...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310057
EISBN: 978-1-62708-286-0
... material, plays an important role as a heat-resisting material. This is partly due to its ability to retain strength at higher temperatures at which many otherwise useful alloying systems, such as aluminum, copper, and even titanium, soften. Stainless steel retains strength and has excellent oxidation...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.htcma.9781627083041
EISBN: 978-1-62708-304-1
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500301
EISBN: 978-1-62708-317-1
... Detection and prevention of errors due to errors in part feeding Longer production without the need for manual supervision Reduced downtime due to proactive identification and correction of process disturbances When sensors are coupled with control systems, automatic control of the processes...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.mgppis.t60400109
EISBN: 978-1-62708-258-7
... aberration. Metallurgical microscope features such as apochromatic objectives, hyperplane oculars, vertical illuminators, counting reticles, widefield oculars, polarization filters, field diaphragms, interferometers, and tungsten-halogen lamps are explained. The optical system, nosepiece, types of objectives...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110413
EISBN: 978-1-62708-247-1
... system is also required. Figure 1 Block diagram of an SEM. The SEM operates by scanning a finely focused electron beam across a sample surface in a raster pattern. Secondary electrons emitted from the sample surface are collected and amplified, and this signal is then used to modulate...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.t52430001
EISBN: 978-1-62708-253-2
... Abstract Boilers are engineered systems designed to convert the chemical energy in fuel into heat to generate hot water or steam. This chapter describes boiler applications and types, including firetube boilers, watertube boilers, electric boilers, packaged boilers, fluidized bed combustion...
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
... abrasives for blasting finished or semifinished products. Although these abrasives are more expensive, they produce the finer finish that is required in final processing or service. Adequate safety precautions must be observed to avoid inhalation of fine sand particles. Air circulating and dust collecting...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910475
EISBN: 978-1-62708-250-1
... in the chapter are: collection of background information and sampling; preliminary laboratory examination; detailed metallographic and fractographic examinations; chemical analysis of corrosion products and bulk materials; corrosion testing for quality control; mechanical testing for quality control...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300391
EISBN: 978-1-62708-323-2
... organic molecules present ( Fig. 14.2 ). The United States and some other countries have systems in place that make refiners categorize their finished oil products into various groups relating to their composition, purity, and properties ( Table 14.1 ). This categorization is similar to an industry...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910363
EISBN: 978-1-62708-250-1
... is achieved by modification of the aqueous environment as it moves through, or is in contact with, the coating. Some organic coating systems include more active metal particles, and some sacrificial protection is provided; however, this is a secondary feature of these metal-filled organic coating systems...