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Book Chapter

By John Campbell
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005221
EISBN: 978-1-62708-187-0
... Abstract This article introduces filling and feeding concepts from the general perspective of what constitutes a good casting practice. It briefly reviews the concepts that may help to clarify and quantify objectives for more effective mold-filling designs. The article describes the preprimed...
Book Chapter

By John Campbell
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006303
EISBN: 978-1-62708-179-5
... Abstract Gray cast iron is one of the most tolerant of metals when used with poorly designed filling systems. Good filling systems are necessary for the production of sound and acceptable ductile iron castings. This article presents an outline description of well-designed filling systems...
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Published: 01 December 2008
Fig. 45 Thin-wall volute castings such as this present problems of mold filling because molten metal must travel a long distance to fill the thin walls. See text. More
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Published: 01 December 2008
Fig. 47 Uneven filling of the sides of the “ladder” configuration of this casting as originally designed caused metal to flow through the cross members and cascade down either side. Three revised designs are shown. More
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Published: 01 December 2008
Fig. 11 Properly designed bottom gate that ensures smooth filling of the casting while producing minimal turbulence More
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Published: 01 December 2008
Fig. 8 Thin-wall volute castings such as this present problems of mold filling because molten metal must travel a long distance to fill the thin walls. More
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Published: 01 December 2008
Fig. 10 Uneven filling of the sides of the “ladder” configuration of this casting as originally designed caused metal to flow through the cross members and cascade down either side. Three revised designs are shown. More
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Published: 01 January 2006
Fig. 8 Typical restored teeth. (a) Pin restored amalgam filling on vital tooth. (b) Cast metal crown restoration on endodontically treated tooth with silver cones and cement to seal root canals. (c) Cast metal crown restoration on endodontically treated tooth with cement core buildup More
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Published: 01 December 2008
Fig. 4 Effect of enmeshing on mold-filling simulation and comparison with water model (a). Results with (b) regular/irregular elements, (c) regular elements, and (d) isoparametric elements. Source: Ref 10 More
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Published: 01 December 2008
Fig. 5 Comparison of simulated mold-filling patterns with x-ray observation at reduced pressure of 8 kPa and reducing pressure rate of 4.2 kPa/s. A and B, lower and upper part of the casting. Graphite mold and Al-7Si-0.4Mg melt. Source: Ref 11 More
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Published: 01 December 2008
Fig. 5 (a) A poor traditional filling design contrasted with (b) an improved system More
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Published: 01 December 2008
Fig. 15 Sand slinger for filling large floor molds More
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Published: 01 December 2008
Fig. 11 Schematic of the Fischer converter. (a) Vessel in filling position. (b) Vessel in treating position More
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Published: 01 December 2008
Fig. 7 Simulation of mold filling of a piston dome More
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Published: 01 December 2008
Fig. 9 Low-pressure mold filling. (a) Bottom fill. (b) Fill from top of the mold More
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Published: 01 December 1998
Fig. 11 Schematic of the Fischer converter. (a) Vessel in filling position. (b) Vessel in treating position More
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Published: 30 November 2018
Fig. 2 Comparison of die filling behavior. (a) High-solid-fraction semisolid with a solid content of approximately 50%. (b) Fully liquid More
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Published: 30 November 2018
Fig. 12 Partial filling of a turbocharger impeller die, showing the highly viscous nature of the flow. (a) Filling the runner. (b) Filling of the turbocharger cavity. Courtesy of General Research Institute for Non-Ferrous Metals (GRINM), Beijing, China More
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Published: 30 November 2018
Fig. 16 Filling simulations performed using ProCast software. Courtesy of General Research Institute for Non-Ferrous Metals (GRINM), Beijing, China More
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Published: 30 November 2018
Fig. 14 Cosworth casting process with roll over after mold filling. Source: Ref 12 More