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A-frame core knockout machine

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Published: 01 December 2008
Fig. 3 A-frame core knockout machine More
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 these 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 the liquid penetrant...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004034
EISBN: 978-1-62708-185-6
... of a stripper, see Fig. 6 , and of a knockout punch, see Fig. 22 , both in this article.) “No-draft” forging is especially adapted to aluminum; it permits forging directly to finish configurations, and virtually eliminates machining. However, the more common practice with forgings of steel, heat-resisting...
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
... on hydraulic machines. These machines provide higher pressures for improved injections as well as high clamping pressures to accommodate large dies and high injection pressures. They can also be operated with very low pressures, as is often necessary when injecting around thin ceramic cores. Hydraulic wax...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003014
EISBN: 978-1-62708-200-6
... are caused by the heating of the air as it is compressed. Mold Materials For high-volume production applications, the mold cavity and core are usually machined from special mold-making steels. Steel is chosen for its wear resistance and durability. For low-volume production or prototype applications...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.9781627081856
EISBN: 978-1-62708-185-6
Book Chapter

Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004031
EISBN: 978-1-62708-185-6
...(À Btn). bending brake or press brake. A form of open- aging. A change in material property or proper- axial rolls. In ring rolling, vertically displace- frame, single-action press that is compara- ties with time. See also quench aging and able, tapered rolls mounted in a horizontally tively wide between...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005155
EISBN: 978-1-62708-186-3
... of the male structures because of Poisson contraction. also compression test. die and the two edges of a V-shaped die opening. anvil. A large, heavy metal block that supports Bauschinger effect. A reduction in yield the frame structure and holds the stationary die strength on restraining a material in the air...
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
... good bench life but must be protected from drying out. Gassing times vary between 10 and 40 s, depending mainly on the binder level. The system is prone to overcuring, so gassing time must be chosen carefully because overgassing results in reduction of strength. Core-blowing machines are not necessary...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.9781627081863
EISBN: 978-1-62708-186-3
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003177
EISBN: 978-1-62708-199-3
... in this article are mechanically or hydraulically powered machines used for producing parts from sheet metal. Power presses can be classified according to the following characteristics: source of power, type of frame, method of actuation of slides, and number of slides in action. Presses in any of these classes...
Book Chapter

By Robert Bolin
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003982
EISBN: 978-1-62708-185-6
... Abstract Ring rolling is a process for creating seamless ring shaped components using specialized equipment and forming processes. This article provides information on the applications of ring rolling. It discusses the types of machines used for ring rolling, namely, vertical rolling machines...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002491
EISBN: 978-1-62708-194-8
... material that would contain the resin. Prototype preforms are made by cut-and-sew methods, and any foam cores used are machined to shape. Sizes can range from small components to very large, complex three-dimensional structures. RTM provides two finished surfaces and controlled thickness, and it requires...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005454
EISBN: 978-1-62708-196-2
.... occurs under the action of largely compres- When bend or twist exceeds tolerances, it is board hammer. A type of forging hammer in sive loading. Compare with sheet forming. considered a defect. Corrective action con- which the upper die and ram are attached to sists of hand straightening, machine straigh...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.9781627081672
EISBN: 978-1-62708-167-2
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.9781627081962
EISBN: 978-1-62708-196-2
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.9781627081979
EISBN: 978-1-62708-197-9
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.a0005543
EISBN: 978-1-62708-197-9
..., machines, and so on become concen- trimming operations. When the distortion is trated in the levels of the blocking variable. bulging. The process of increasing the diameter of along the length of the part, it is termed The reason for blocking is to isolate a sys- a cylindrical shell (usually...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.9781627081993
EISBN: 978-1-62708-199-3
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003008
EISBN: 978-1-62708-200-6
..., such as business machine housings, plumbing (faucets, valves, and shower heads), gears, kitchenware, and appliance components (refrigerator liners, washing machine impellers, and vacuum cleaner housings). Acrylics Acrylic plastics comprise a broad array of polymers and copolymers in which the major...