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core plating

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Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001246
EISBN: 978-1-62708-170-2
..., making it second in abundance to aluminum among the metals and fourth in abundance behind oxygen, silicon, and aluminum among the elements. Iron, which largely constitutes the core, is the most abundant element in the Earth as a whole (about 35%). This abundance, plus the fact that iron is easily...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001265
EISBN: 978-1-62708-170-2
... Abstract Electroless, or autocatalytic, metal plating is a nonelectrolytic method of deposition from solution that can be plated uniformly over all surfaces, regardless of size and shape. The plating's ability to plate onto nonconductors is an advantage that contributes to the choice of...
Book Chapter

Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005244
EISBN: 978-1-62708-187-0
... core, which is mounted on a support plate (core plate) ( Fig. 1 ) for subsequent hardening by baking. Alternatively, the compacted sand-binder mix may be cured in the core box by the so-called hot box, cold box, or no-bake methods. Fig. 1 Basic principles of core molding. See text for discussion...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0009019
EISBN: 978-1-62708-187-0
... problems entailed in molding a core. At the top of each illustration, the core box is shown in section after ram-up; in the lower part, the core box has been inverted onto a plate upon which the core rests preparatory to being baked. Fig. 1 Basic principles of core molding. Figure 1(a) shows...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005308
EISBN: 978-1-62708-187-0
... Pattern Core box Small castings (largest dimension: ≤610 mm, or 24 in.) 200 300 Hardwood patterns and core boxes 2000 2000 Hardwood patterns and core boxes, wearing surfaces faced with metal 6000 6000 Aluminum patterns and core boxes; plastic match plate patterns; urethane patterns...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003037
EISBN: 978-1-62708-200-6
... compression 5.1.4 C 365 Plate shear 5.1.5 C 273 Flatwise tension 5.1.6 C 297 Water migration 5.1.7 … Core delamination 5.1.8 C 363 Honeycomb special processing is normally defined as custom shaping of core to fit a customer's specific needs. This shaping includes: perimeter...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005252
EISBN: 978-1-62708-187-0
... metals used. However, aluminum patterns are difficult to maintain. Also, aluminum patterns and core boxes warp and expand during prolonged use. Steel is more difficult to work and warps during prolonged use. The principal components of shell-mold patterns are the pattern plate, the pattern itself...
Book Chapter

Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0009016
EISBN: 978-1-62708-187-0
... applications (side view and top view, respectively). (a) General type of side riser. (b) Side riser for plate casting. (c) Top round riser. Source: Ref 33 For the economical removal of risers, breaker cores can be used between the riser and the casting, as shown in Fig. 22 . Breaker cores are...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0009020
EISBN: 978-1-62708-187-0
... operations in design. The article describes the factors that control casting tolerances and provides specific tips for designing castings with uniform wall thickness and unequal sections, designing thin sections, designing for economical coring, designing for functional packaging, and core design principles...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005355
EISBN: 978-1-62708-187-0
... core knockout machine and the A-frame core knockout machine and lists the advantages and disadvantages of the knockout machines. The article describes the general factors in automated or manual gate removal process. It concludes with discussion on the various types of inspection, such as liquid...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006035
EISBN: 978-1-62708-172-6
... reactors are the boiling water reactor (BWR) and pressurized water reactor (PWR). The article provides information on the loss-of-coolant accident (LOCA) identified as the design basis accident (DBA), which can rapidly de-water the core of an operating nuclear reactor. To avoid LOCA, both the BWR and the...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001309
EISBN: 978-1-62708-170-2
... finished in a sequence of six operations in preparation for decorative chromium plating; sequential finishing of spout with flat surfaces Operation Type of contact wheel Wheel speed, rev/min Pieces per hour Type of abrasive belt Belt life, pieces Polishing lubricant or buffing compound...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003177
EISBN: 978-1-62708-199-3
... Abstract This article describes the presses that are mechanically or hydraulically powered and used for producing sheet, strip, and plate from sheet metal. It also presents the JIC standards for presses, compares the presses based on power source, details the selection criteria and provides...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003176
EISBN: 978-1-62708-199-3
... castings to eliminate cores. (a) Casting redesigned to eliminate outside cores. (b) Simplification of a base plate design to eliminate a core. (c) Redesign of a bracket to eliminate a core and to decrease stress problems The casting must solidify toward the riser in order to be sound, and gates must...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003206
EISBN: 978-1-62708-199-3
... with gas metal arc welding, flux-cored arc welding, shielded metal arc welding, or gas tungsten arc welding, procedures can be developed to weld the steel with SAW. The main limitations of SAW are plate thickness and position. Because SAW is a high heat input and high deposition rate process, it is...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005255
EISBN: 978-1-62708-187-0
... cores. Binders and materials used for ceramic shell molds; slurry and cluster formulation; and pattern removal methods in the manufacturing process are summarized. The article discusses the coating and drying process of clusters and slurries. binders casting methods coating inspection...
Book Chapter

Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005354
EISBN: 978-1-62708-187-0
... the opening in the core box. Gassing is sometimes done by placing the pattern or core box over a plate or receptacle that is connected to a vacuum pump. When the air is evacuated, the carbon dioxide gas permeates the entire section quickly. By this procedure, the mixture is not only gassed in a...
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
... Abstract This article provides a discussion on ten rules for the effective production of reliable castings. The rules include good-quality melt, liquid front damage, liquid front stop, bubble damage, core blows, shrinkage damage, convection damage, segregation, residual stress, and location...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005261
EISBN: 978-1-62708-187-0
... productivity. A “family” of individual molds, each with a single fill tube, can rest on a base plate and be filled simultaneously. In the same fashion, a large single-mold cavity incorporating multiple fill tubes may be used. If expendable cores are used, they are placed in the mold either manually or by an...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001306
EISBN: 978-1-62708-170-2
... C-5 are used for more rigorous requirements. Table 9 describes the characteristics of these various core coatings. Table 9 Types of core plate coatings used for lowering core losses in electrical steels Core plate, designation Description C-1 An organic enamel or varnish coating...