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mold production

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Published: 01 November 2013
Fig. 20 Patterns for a sand casting and its gating and risering systems, for four different methods of mold production. Source: Ref 6 More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.tb.aacppa.t51140021
EISBN: 978-1-62708-335-5
... costs, though significant, become less important. As volume requirements increase, the trend is toward automated molding processes, permanent molds, and die casting. For extended production in die and permanent mold operations, more expensive, difficult-to-machine tool steels provide improved life...
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Published: 01 December 1995
Fig. 13-4 Automatic flaskless high-production molding machine More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.cfap.t69780064
EISBN: 978-1-62708-281-5
... of the process, not the product design; some examples include the inside of a hollow container produced by blow or rotational molding, the length of an extruded profile, and the outer surface of a thermoformed part produced on a female mold.) Product designers desire control over all aspects of the design...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2023
DOI: 10.31399/asm.tb.ceeg.t59370059
EISBN: 978-1-62708-447-5
... over time, improving their productivity, mold size, mold quality, and the capability for automation. The workplace environment has significantly improved due to a reduction of noise and vibration. The sand filling, molding, and core setting are more automated in recent times. Real-time digital displays...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.tb.aacppa.9781627083355
EISBN: 978-1-62708-335-5
Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2023
DOI: 10.31399/asm.tb.ceeg.t59370187
EISBN: 978-1-62708-447-5
... importance to medium- and large-sized castings such as control arms and crossmembers. Tilting is of less importance to wheel production, where the top mold is cylindrical and not profiled with deep ribs or deep pockets. Some machine manufacturers offer the ability to tilt the top mold, as illustrated...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2023
DOI: 10.31399/asm.tb.ceeg.9781627084475
EISBN: 978-1-62708-447-5
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550325
EISBN: 978-1-62708-307-2
..., polycarbonate; PBT, polybutylene terephthalate. Source: Ref 7.2 Mold shrinkage is reduced with the addition of glass fibers. Although a single shrinkage value is usually listed, the addition of glass fibers typically induces anisotropic flow in the material. The result is a significant difference...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2013
DOI: 10.31399/asm.tb.mfub.t53740047
EISBN: 978-1-62708-308-9
... of sand and binder that are sufficiently hard and strong to be inserted into the mold. Thus, the cores shape the interior of the casting, which cannot be shaped by the pattern itself. The patternmaker uses core boxes for the production of precisely dimensioned cores. These core boxes are filled...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240095
EISBN: 978-1-62708-251-8
... pattern casting, investment casting, permanent mold casting, and die casting. solidification castings wrought products grain refinement secondary dendrite arm spacing porosity shrinkage sand casting plaster mold casting evaporative pattern casting investment casting permanent mold casting...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.aceg.t68410247
EISBN: 978-1-62708-280-8
..., processes and alloys Table 9.1 Markets, products, processes and alloys Market Product Process Alloy and temper Aerospace Gear housings Semi-permanent mold casting A 356 T6, C355 T6 Timing gear housings Air set sand casting A 356 T6/T7 Speed brakes Investment casting, air set...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2022
DOI: 10.31399/asm.tb.isceg.t59320001
EISBN: 978-1-62708-332-4
... of a product’s geometry for function and manufacturability; Targeting the microstructure for product performance through melting, metal treatment, and heat treatment processes; and Selecting the molding and core-making processes and an accelerated mold-cooling process to suit the casting geometry...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.aceg.t68410009
EISBN: 978-1-62708-280-8
.... If there are minor changes, the designer incorporates them to generate a modified casting model 1. The casting engineer incorporates a mold configuration that is production-representative, and attaches the feeders and gating to run the solidification and the flow analysis. If there are minor changes to be made...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1995
DOI: 10.31399/asm.tb.sch6.t68200173
EISBN: 978-1-62708-354-6
... steel castings vacuum molding Introduction In the manufacture of castings the mold determines the shape and dimensions of the product. The mold is made from refractory material which can resist the abrasive and chemical attack of liquid metal. The mold cavity must retain its shape until...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2023
DOI: 10.31399/asm.tb.ceeg.t59370001
EISBN: 978-1-62708-447-5
... manufacturer will furnish details about cycle times and mold sizes. The size of the mold or flask should be chosen for the largest product in the group, to allow for space for mold sealing. Table 1.3 ( Ref 1 ) provides guidance for selecting the flask size based on the pattern sizes and sealing areas...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1995
DOI: 10.31399/asm.tb.sch6.t68200437
EISBN: 978-1-62708-354-6
... . . . A wood bar or strip fastened to a bottom or follow board for rigidity, or to prevent distortion during ramming of the mold. Bed-In Method whereby drag may be rammed in the pit or flask without the necessity of rolling over. Process used in production of heavy castings. Bench-Blower . . . A small core...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.aceg.9781627082808
EISBN: 978-1-62708-280-8
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2022
DOI: 10.31399/asm.tb.isceg.t59320011
EISBN: 978-1-62708-332-4
... to the position shown in view F to prepare for the next mold. Fig. 3.4 Vertically parted flaskless molding. Source: Ref 1 Vertically parted molds are ideally suited for work with simple cores because the cores must be held in a vertical position against gravity. Some examples of the production...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 June 2023
DOI: 10.31399/asm.tb.atia.t59340083
EISBN: 978-1-62708-427-7
... of cast products is also included. aluminum-silicon casting alloys expendable mold grain refinement inclusions melt treatment porosity reusable mold shape casting shape-casting applications solidification Examples of (a) aluminum cast components by sand-mold casting. Courtesy...