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finish trimming

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Book Chapter

Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005118
EISBN: 978-1-62708-186-3
... Abstract Trimming is the removal of excess metal from a stamped part to allow the part to reach the finished stage or to prepare it for subsequent operations. This article presents an analysis of parts to be trimmed and describes the selection criteria for the different types of trimming dies...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005292
EISBN: 978-1-62708-187-0
..., part extraction, die lubrication, insert loading, and die close. Some manual aspects of the operations, together with automation options, are discussed. The article describes finishing steps, such as finish trimming, detailed deflashing, shot blast cleaning, and quality checks. Automation...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004036
EISBN: 978-1-62708-185-6
... on finished forgings. Finally, the designer may specify a particular flash-line surface finish, particularly if it is intended that the forging will be placed in service with the flash line in the as-trimmed condition, without additional machining or finishing. Forging Producer Controls Major control...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001315
EISBN: 978-1-62708-170-2
... Abstract Zinc and zinc alloys require surface engineering prior to coating or use to improve adhesion and corrosion resistance. Die-cast zinc parts, in addition, must be trimmed and finished to remove flash and parting lines. This article covers zinc cleaning procedures as well as coating...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005267
EISBN: 978-1-62708-187-0
... area and the overflow areas are trimmed from the finished part. General rules to follow in selecting a feed system configuration are: Minimize runner length Provide uniform flow across the die cavity, such that air is forced out of the cavity ahead of the molten zinc into overflows...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003489
EISBN: 978-1-62708-195-5
... bonding cleaning composite repair core splicing epoxy adhesive hot forming mechanical forming polymer-matrix composites trimming ADHESIVE BONDING frequently is used to assemble composite components into larger structures. In addition, finished components that are damaged during assembly...
Image
Published: 01 December 2008
Fig. 5 Sketch of general runner, gate, cavity, and overflow configuration of a faucet fixture casting. The numbered sections indicate the flow pattern in the finished part. The dark runner area and the overflow areas are trimmed from the finished part. More
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003997
EISBN: 978-1-62708-185-6
... as that required for low-carbon steel. Forging Products Copper-base forgings exhibit high strength as a result of their fibrous texture, fine grain size, and structure. They can be made to closer tolerances and with finer surface finishes than sand castings, and, while forgings are somewhat more expensive...
Image
Published: 01 January 2005
Fig. 28 Simulated tibial knee forging implant after trimming in between the blocker and finisher operations More
Image
Published: 01 November 2010
Fig. 28 Simulated tibial knee forging implant after trimming in between the blocker and finisher operations More
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003979
EISBN: 978-1-62708-185-6
.... It explains the use of heating equipment for closed-die forging and tabulates the maximum safe forging temperatures for carbon and alloy steels. The article concludes with a discussion on a trimming method used for closed-die forgings. alloy steel blocker-type forgings carbon steel closed-die forging...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004035
EISBN: 978-1-62708-185-6
... to simplify geometries while minimizing tolerance stack-ups. The method also facilitates inspection liaison between vendors and users because fixturing is easy to duplicate and tooling points are consistent from forging to finish-machined part. The article focuses on the most common dimensional tolerances...
Image
Published: 01 January 2005
kN (12,000 lbf) hammer (c) 10 kN (2000 lbf) press (d) Forging operations Pancake; finish forge; trim Heat treatment Harden and temper (a) Mechanical properties (e) Inspection Hardness test; magnetic particle (f) Weight of forging 13.9 kg (30.6 lb) (g) Weight of finished More
Image
Published: 01 December 2008
Fig. 6 Center-gated casting. An alternative method of gating a large casting with a large center opening. Dark areas will be trimmed from finished part. Lines indicate flow pattern from center to perimeter. More
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Published: 01 January 1990
Fig. 9 Schematic of metal powder slip casting. (a) Assembled mold. (b) Filling the mold. (c) Absorbing water from the slip. (d) Finished piece, removed from the mold and trimmed. Source: Ref 7 More
Book Chapter

Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005307
EISBN: 978-1-62708-187-0
... of these detection devices must be mounted in some predetermined position near the casting removal location. Trimming In finish trimming (not mere breaking of the casting from the gate), the part must almost always be quenched in water-soluble coolant/lubricant similar to that used in machining zinc castings...
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Published: 01 January 2005
Forging operations Preform; trim and punchout; block; repeat trim; finish Mechanical properties (a) Weight of forging 57.6 kg (127 lb) (b) Weight of finished part 38.9 kg (85.5 lb) Plan area 21,000 cm 2 (3260 in. 2 ); 5650 cm 2 (876 in. 2 ) net after punchout Parting line More
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003975
EISBN: 978-1-62708-185-6
... used to give the final shape or dimensions to a forged part after it has passed through the finisher impression and the trimming die. A blocker may be a streamlined model of the finisher, used to provide a smooth transition from partially finished to finished forging. Streamlining helps the metal...
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Published: 01 January 2005
Material 4350 steel (a) (b) Forging operations Pancake; pierce and punch; preblock; block; finish forge; trim Supplemental operations Anneal; rough machine inside; harden and temper (c) Heat treatment Harden and temper (b) (d) Mechanical properties (e) Inspection Magnetic More
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003018
EISBN: 978-1-62708-200-6
..., compressed air, and mechanical pressure, may be applied to the softened thermoplastic sheet to achieve and maintain precise contact between the sheet and the forming tool. After it has been trimmed, the finished product usually requires additional processing steps, such as printing, painting, attachment...