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match plate patterns

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2022
DOI: 10.31399/asm.tb.isceg.t59320011
EISBN: 978-1-62708-332-4
... applications. 3.1.1.1 Match Plate Molding Molds are usually produced in two parts by compacting prepared sand over patterns mounted on plates. The molds are stripped from the patterns and assembled for pouring. The sprue and gates for the metal entry as well as the feeders to feed the solidification...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2023
DOI: 10.31399/asm.tb.ceeg.t59370059
EISBN: 978-1-62708-447-5
... shaped flasks are designed to suit uniquely shaped pattern profiles. A match plate is where the pattern profiles of each of the halves are mounted on two faces of the same plate. The top half is called the cope and the bottom is called the drag. A pattern plate is where each part of the pattern...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 1988
DOI: 10.31399/asm.tb.eihdca.t65220241
EISBN: 978-1-62708-341-6
... pattern. With RF systems, the same type of control can be achieved using ferrite flux concentrators. In addition, ferrites can sometimes be loaded into the core of an output-impedance-matching transformer to increase its efficiency. However, water cooling of the core material in such a high-density field...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 1988
DOI: 10.31399/asm.tb.eihdca.t65220185
EISBN: 978-1-62708-341-6
... in the master coil securely clamp the inserts to the master coil, providing good transfer of electrical energy and heat removal. Inserts are machined from copper with a thickness that matches the required heating pattern and should be somewhat greater in thickness than the depth of the recess for easy removal...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1995
DOI: 10.31399/asm.tb.sch6.t68200173
EISBN: 978-1-62708-354-6
... be manually operated and uses a tight flask. The cope and drag can be made on one machine using match plate patterns, or on separate machines using a separate pattern for the cope and drag. Facing sand can be used and short to medium runs of parts in castings up to 1000 lb (454 kg) can be readily achieved...
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
..., crucible, and vacuum melting, and common casting techniques such as sand casting, plaster and shell casting, evaporative pattern casting, investment casting, permanent mold casting, cold and hot chamber die casting, squeeze casting, semisolid metal processing, and centrifugal casting. casting...
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...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870101
EISBN: 978-1-62708-314-0
... be placed on a large, flat aluminum project plate. This plate is then covered with a single vacuum bag for cure, a considerable cost savings compared to bagging each individual part. Another application for aluminum tools is matched-die tooling, where all surfaces are tooled, as shown for the spar in Fig...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1995
DOI: 10.31399/asm.tb.sch6.t68200437
EISBN: 978-1-62708-354-6
... Guides Guides used to accurately align the match plate pattern in the flask and flask to flask location. Flat Back A pattern with a flat surface at thejoint of the mold. It lies wholly within the drag, and the cope is a plane surface. Floor Molding . . . Used where the pattern size prohibits the use...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2005
DOI: 10.31399/asm.tb.mmfi.t69540391
EISBN: 978-1-62708-309-6
... of these factors—for example, the open hole shadow factor, the pin hole shadow factor, and the pin bending correction factor—may have been a part of the baseline stress concentration factor. In addition, the effects of adjacent holes scattered in various patterns, lands, hole reinforcements, faying surface...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2015
DOI: 10.31399/asm.tb.piht2.t55050001
EISBN: 978-1-62708-311-9
... in the July 1943 issue of Metal Progress , the Caterpillar process for contour hardening this gear was presented. Figure 1.1 shows the contour pattern produced at that time by Caterpillar. Caterpillar must be considered the early pioneer in the contour hardening of gear teeth. Fig. 1.1 Hardness...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.aceg.t68410029
EISBN: 978-1-62708-280-8
... patterns mounted on plates or match plates. Sand cores are set into the bottom mold, and the top mold is placed over it to form a hollow casting configuration. Gates are formed in the pattern plates, and feeders for feeding shrinkage are provided for by cylindrical or rectangular blocks mounted on the top...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110153
EISBN: 978-1-62708-247-1
..., pocket machining, laser etching, ion beam milling, RIE (Reactive Ion Etching), chemical etching, or a combination of these [4] . Basics for Silicon Optical Properties Thinning of the Silicon substrate to a specified thickness allows matching of desired optical properties to a lens designed...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2022
DOI: 10.31399/asm.tb.isceg.t59320063
EISBN: 978-1-62708-332-4
... Orientation Compacted mold halves ( Fig. 3.2 in Chapter 3 , “ Overview of Molding and Core Making ,” in this book) need to be separated from the pattern plate for forming the next mold half. The plane that separates the two mold halves is called the parting plane . Although part geometry...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2015
DOI: 10.31399/asm.tb.piht2.t55050317
EISBN: 978-1-62708-311-9
... (RTV) (e) Molds accurately; flexible; useful for soft soldering to 315 °C (600 °F) Fired Lava (f) Easily machinable before firing; good heat resistance; less strength than Diamonite Nonmagnetic metals (g) Aluminum alloys Fixture base plates, worktables; useful for soft soldering (does...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720267
EISBN: 978-1-62708-305-8
... pattern from the search unit is determined by the operating frequency and size of the transducer element. Ultrasonic energy travels through the material at a specific velocity that is dependent on the physical properties of the material and on the mode of propagation of the ultrasonic wave. The amount...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.cw.t51820013
EISBN: 978-1-62708-339-3
... levels of joint restraint. Much of the steel in this carbon range is used for rolled structural plate and tubular products. These steels are generally killed or semi-killed and are usually supplied in the hot-rolled condition. The presence of surface scale (iron oxide) from the high-temperature rolling...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870285
EISBN: 978-1-62708-314-0
... The matched-metal dies usually are made from hardened and chrome-plated steel. They can be single or multiple-cavity molds, usually cored for steam or hot-oil heating. Electrical and hot-water heating systems can also be used. Side cores, provisions for inserts, and other features are often employed. The dies...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.tb.aacppa.t51140021
EISBN: 978-1-62708-335-5
... over the pattern. In floor or hand molding, the sand is compacted using manual or pneumatic rams; for pattern plates (match plates), machines use jolt/squeeze mechanisms to ensure mold integrity. Automatic molding machines provide a high degree of uniformity and very high mold production rates...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1995
DOI: 10.31399/asm.tb.sch6.t68200133
EISBN: 978-1-62708-354-6
... the potential of becoming simultaneous to a great degree, thereby drastically reducing the design to manufacturing time cycle. Within this new environment, the casting process fits ideally, with its freedom from design constraints and its requirement for actual models (patterns). This chapter will give...