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barrel finishing

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Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001234
EISBN: 978-1-62708-170-2
... Fig. 5 Two-spindle mass finishing machine Fig. 7 Action of turret and drums within a centrifugal barrel finishing machine Fig. 6 Centrifugal disc machine Abstract Mass finishing normally involves loading components to be finished into a container together with abrasive...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001308
EISBN: 978-1-62708-170-2
... coating of aluminum. These include abrasive blast cleaning, barrel finishing, polishing, buffing, satin finishing, chemical cleaning, chemical brightening, electrolytic brightening, chemical etching, alkaline etching, acid etching, chemical conversion coating, electroplating, immersion plating...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001310
EISBN: 978-1-62708-170-2
.... This article focuses on mechanical finishing methods, namely, barrel tumbling, polishing, buffing, vibratory finishing, fiber brushing, and shot blasting. It provides useful information on process control and difficulties with chemical and anodic treatments of magnesium alloys. The use and applications...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003214
EISBN: 978-1-62708-199-3
... finishing processes include: Barrel finishing Vibratory finishing Centrifugal disk finishing Centrifugal barrel finishing Spindle finishing SHOT PEENING is a method of cold working in which compressive stresses are induced in the exposed surface layers of metallic...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001230
EISBN: 978-1-62708-170-2
... same time. Typical examples are tumbling and barrel finishing. Shot peening can be classified as a mass finishing method; however, because of its importance and unique characteristics, it is described in a separate article in this Section. Every finishing method may be characterized as ultraprecision...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003055
EISBN: 978-1-62708-200-6
...). Mass finishing methods are those that can process a large number of parts at a time, such as tumbling and barrel finishing. Machining (finishing that uses random cutting edges) is the most common method of shaping. It is defined as the application of energy to the part to remove stock and create new...
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
... blast include portability and suitability for very hard abrasives, such as aluminum oxide. The machine type most often used is a batch tumbling barrel when the production requirement is low to moderate for parts that can be tumbled. Continuous tumbling is used for high-volume production. When castings...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003221
EISBN: 978-1-62708-199-3
... various techniques to improve functional surface properties and enhance the appearance of product forms. The article discusses various cleaning and finishing techniques such as abrasive blast cleaning, polishing and buffing, barrel burnishing, chemical cleaning, pickling, etching and bright dipping...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0009008
EISBN: 978-1-62708-185-6
... Abstract A cylindrical specimen compressed with friction at the die surfaces does not remain cylindrical in shape but becomes bulged or barreled. Tensile stresses associated with the bulging surface make the upset test a candidate for workability testing. This article discusses test-specimen...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001264
EISBN: 978-1-62708-170-2
... alloys. It presents a detailed account of the equipment and various processes—including bulk and barrel plating—involved in electroless nickel plating, and discusses hydrogen relief methods. The article includes a comprehensive table on nickel plating applications, and concludes with information on...
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
... or detergent solution (alkaline cleaner) often is used during barrel tumbling. Tumbling cycle times to remove parting line burrs range from 4 to 12 h. Vibratory finishing also is used to finish the parting line regions ( Ref 7 , 8 , 9 , 10 , 11 ). Abrasive-loaded plastic chips usually are used...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003095
EISBN: 978-1-62708-199-3
... requirements and applications. They may have requirements for surface quality, amount of discard, macroetch tests, mechanical properties, or chemical uniformity as indicated in product specifications: Axle shaft quality Shell steel quality A Shell steel quality C Rifle barrel quality Spark...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001309
EISBN: 978-1-62708-170-2
... Table 8 Operating conditions for cleaning and pickling in water rolling barrels Barrel is made of Type 304 stainless steel. Speed of rotation, 7–32 rev/min; cycle time, 15–20 min. Parts are thoroughly rinsed in hot water after cycle is finished Solution Concentration Temperature °C °F...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001311
EISBN: 978-1-62708-170-2
.... At barrel speeds of 43,000 to 51,000 mm/min (1700 to 2000 in./min), parts have been cleaned satisfactorily in about 1 h. Complete barrel loading procedures for three barrels, ranging from 0.02 to 0.25 m 3 (0.75 to 8.85 ft 3 ) capacity, are given in Table 4 . Table 4 Mass finishing conditions...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001307
EISBN: 978-1-62708-170-2
... in the Section “Finishing Methods” in this Volume. Wet tumbling by the barrel or vibratory method can be used to descale heat-resistant alloys if the shape and size of the parts are suitable. The removal of burrs and sharp edges is accomplished in the same operation. Shop soils are also removed...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001303
EISBN: 978-1-62708-170-2
...) Such as Nicrosilal Mechanical cleaning and finishing methods most commonly employed for processing iron castings include abrasive blast cleaning (the most commonly used method for cleaning cast irons), abrasive waterjet cleaning and finishing, vibratory finishing, barrel finishing, and shot...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001253
EISBN: 978-1-62708-170-2
... striking, decorative use, and barrel plating use as little as 0.8 or 0.4 g/L of gold. These very low metal concentrations, or “starved” solutions, present problems to the gold plater that are quite different from those of other metal plating solutions. With a starved solution, every control parameter in...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001304
EISBN: 978-1-62708-170-2
.... Polishes surfaces Blind features not deburred Abrasive blasting Good for hard metals Produces matte finish. Dust control required. Burr must be accessible Barrel tumbling Low cost. Suitable for all materials Edges must be exposed. Slow and not effective for interior surfaces and edges...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001305
EISBN: 978-1-62708-170-2
... contained in the Section “Surface Cleaning” in this Volume. Additional information can also be found in ASTM Standard A 380 ( Ref 1 ). Mass finishing provides methods that can be advantageously used for surface treating stainless steels include barrel finishing, vibratory finishing, and...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001282
EISBN: 978-1-62708-170-2
... a barrel and detonated using a spark. The high-temperature, high-pressure detonation wave moving down the barrel heats the powder particles to their melting points or above and accelerates them to a velocity of about 750 m/s. By changing the fuel gas and some other parameters, the Super D-Gun...