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match plate pattern molding

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Published: 01 December 2008
Fig. 10 Gravity-fill pressure squeeze molding machine using match plate patterns More
Image
Published: 01 December 2008
Fig. 11 Blow-fill pressure squeeze molding machine using match plate patterns More
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005249
EISBN: 978-1-62708-187-0
..., high-alumina mullite slurries for molding. The Shaw process and the proprietary Unicast processes are also discussed. ceramic molding foamed plaster process match plate pattern molding plaster molding conventional plaster mold casting slurry molding Antioch process Shaw process Unicast...
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
... Abstract This article discusses the types of patterns used for a specific application such as loose patterns, match plate patterns, cope and drag patterns, and special patterns. It describes the principles of the patternmaking techniques used to make expendable molds and for metal casting...
Image
Published: 01 December 2008
Fig. 3 Steps in producing a match plate pattern from a master pattern. (a) Wood master pattern is constructed with appropriate shrinkage factors included. A reverse from the master pattern. (b) Reverse mold is used to cast the polyurethane pattern on the aluminum match plate. (c) Reverse mold More
Book Chapter

Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005243
EISBN: 978-1-62708-187-0
..., and squeezing, just as cope and drag patterns are ( Fig. 9 ). Fig. 8 Primary components of a match plate (squeezer) pattern Fig. 9 Drag half of a cope and drag pattern Second-Generation Machines Foundry technology has progressed rapidly since the mid-1950s, and molding methods have...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0009015
EISBN: 978-1-62708-187-0
... Abstract This article provides a general introduction on casting processes and design techniques. It discusses the process steps and methods of the main categories of shape casting methods, namely, expendable molds with permanent patterns, expendable molds with expendable patterns, and metal...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003172
EISBN: 978-1-62708-199-3
... accurately to maintain casting dimensions. Cores are placed in the drag half of the mold after the pattern is drawn from the mold and before the cope is placed on the drag to close the mold. Match-plate patterns are split patterns in which the pattern that will make the cope is on one side of the plate...
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
..., aluminum patterns and core boxes warp and expand during prolonged use. Steel is more difficult to work and warps during prolonged use. Pattern Construction The principal components of shell-mold patterns are the pattern plate, the pattern itself, the sprue, risers, runners, gates, ejector pins...
Series: ASM Handbook
Volume: 2A
Publisher: ASM International
Published: 30 November 2018
DOI: 10.31399/asm.hb.v02a.a0006533
EISBN: 978-1-62708-207-5
... the dimensions are finalized, the next step is the placement of a parting line. Because most sand molds are produced in two or more parts, the parting lines are important to facilitate ease of molding. Any undercuts are accommodated by placement of cores. Types of patterns include loose, match plate, cope...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006297
EISBN: 978-1-62708-179-5
... Abstract Aggregate molding, or sand casting, is the gravity pouring of liquid metal into a mold that is made of a mixture molded against a permanent pattern. This article summarizes the most important materials in the process of sand casting of cast iron, including different types of molding...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003041
EISBN: 978-1-62708-200-6
...) Testing difficulties prevented accurate determination of values. Unlike press molding with matched dies, the tooling for autoclave molding controls the contour of only one surface of the part. The part thickness varies considerably because of tolerances in both the material and process...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005295
EISBN: 978-1-62708-187-0
... additional equipment to direct the steel into the molds. A fountain or trumpet is required to funnel the steel from the ladle to a sprue plate or stool that has separate channels, or runners, to direct the steel to the molds. The trumpet and runners are refractory lined, and refractory ingates or outlets...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006656
EISBN: 978-1-62708-213-6
...), although modified and carried out by using computer-based search-match methods ( Ref 5 ). All computer methods make use of a diffraction pattern reference database, i.e., the International Centre for Diffraction Data Powder Diffraction File (PDF) ( Ref 6 ). For μXRD data collected using a 2-D detector...
Series: ASM Handbook
Volume: 2A
Publisher: ASM International
Published: 30 November 2018
DOI: 10.31399/asm.hb.v02a.9781627082075
EISBN: 978-1-62708-207-5
Series: ASM Handbook
Volume: 2A
Publisher: ASM International
Published: 30 November 2018
DOI: 10.31399/asm.hb.v02a.a0006508
EISBN: 978-1-62708-207-5
... Abstract Lost foam casting is a sand casting process in which the mold consists of an evaporative polystyrene foam pattern embedded in sand. It is especially well suited for making complex parts with convoluted features such as engine blocks, transmission cases, and cylinder heads. This article...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002477
EISBN: 978-1-62708-194-8
... of specific plate structures (length, width, thickness, number of ribs, rib geometry), the boundary conditions (simply supported, clamped, point supported), and the loading (central point, uniform pressure, torsion loading). With the capability of multiple rib pattern definitions, the user can quickly...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003433
EISBN: 978-1-62708-195-5
.... The thermomechanical properties of tooling materials have evolved such that they more closely match those of the production part to be fabricated. In addition to improvements in materials properties, today's tooling materials offer lower fabrication and materials costs. The advancements in CADCAM models have also...
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
...” requires the metalcaster's pattern- and/or diemaker to be included. In some cases involving metal molds, such as diecasting and permanent mold casting, the die material is stronger than the casting while it cools. Geometric features may actually pin a casting in the die. If this occurs, the casting...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003403
EISBN: 978-1-62708-195-5
... The master model or pattern from which the tool laminate is to be made must provide for all the tool features, such as the molded flanges, locators, and indexes. It must also provide a suitable quality surface and be capable of withstanding the process conditions the tool laminate will require. The heat...