1-20 of 190 Search Results for

abrasive grit-blasting

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Series: ASM Handbook
Volume: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.a0005715
EISBN: 978-1-62708-171-9
... requirements, coating function, part geometry, substrate metallurgy, structure, and thermal history. This article provides a detailed account of the various processes of surface preparation, namely, cleaning, roughening, dry abrasive grit blasting, and machining and macro roughening processes. It outlines...
Series: ASM Handbook
Volume: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.a0005725
EISBN: 978-1-62708-171-9
..., cleaning, roughening, masking, and preheating. Information on the equipment and process variables of dry abrasive grit blasting are also provided. The article describes the roles of spray stream and the spray pattern for all thermal spray processes. It discusses the defects arising from poor temperature...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001228
EISBN: 978-1-62708-170-2
... 2 in.) diam and 65 mm (2 1 2 in.) wide, 30 hp drive and flow rate of 375 kg/min (830 lb/min). (b) G25 grit; hardness, 55 to 60 HRC Centrifugal wheel-type blast machines may be relatively simple, having a single blast wheel, a simpler work conveyor, an abrasive recycling...
Series: ASM Handbook
Volume: 2A
Publisher: ASM International
Published: 30 November 2018
DOI: 10.31399/asm.hb.v02a.a0006517
EISBN: 978-1-62708-207-5
...) High-precision abrasive finishing (honing) 0.075 (2.75 × 10 −4 ) 0.5–1.25 μm (19.6–49.2 μin.) 0.25–0.5 (9.84–19.6) Grit size on the abrasives varies with the precision of the material removal process ( Fig. 1 ). Grit size varies indirectly with particle size. Grit size is roughly equal...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004108
EISBN: 978-1-62708-184-9
.... Waterjetting with detergent in the water at lower pressure is a good alternative to solvent washing for preparing oily and greasy surfaces for painting. Grit blasting is usually used for surface preparation for marine coatings. The severe corrosion exposure conditions in offshore and coastal locations...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006024
EISBN: 978-1-62708-172-6
... low, allowing them to be used multiple times before they are discarded. For example, a recyclable steel grit abrasive can be reused more than 100 times with minimal breakdown. Expendable abrasives fall into wo general categories: mineral and slag. Mineral abrasives are naturally occurring...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003694
EISBN: 978-1-62708-182-5
... of the applied coating. Such peaks may be initiation sites for pinpoint rusting and corrosion. As a general rule, most mineral abrasive blast-cleaning materials impart a profile or roughness ranging from 13 to 100 μm (0.5 to 4 mils), depending on particle size and impact velocity. Metallic grits may have deeper...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006007
EISBN: 978-1-62708-172-6
... is carried out in accordance with SSPC-SP 1 ( Ref 28 ). The FBE pipe-coating plants use wheel-blast (centrifugal-blast) cleaning machines, with steel grit or shot as the abrasive medium. Blast-cleaning abrasives are a critical component in the blast-cleaning process ( Ref 29 ). Normally, two abrasive...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003221
EISBN: 978-1-62708-199-3
... the aluminum. Typical conditions for dry blasting with silica abrasive are given in Table 1 . Conditions for abrasive blast cleaning of aluminum products with silica Table 1 Conditions for abrasive blast cleaning of aluminum products with silica Grit size Mesh Nozzle diameter Nozzle to work...
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
... surfaces. The grit should be continuously reclassified to remove fines. The air supply to the grit blast equipment must be clean and dry (including oil and particle filtration). Aluminum oxide and chilled iron are the most widely used abrasive grits for thermal spray surface preparation. However, sand...
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
.... It is sometimes used to clean refractory metal forgings prior to pickling. Grit sizes as coarse as No. 30 (0.59 mm, or 0.023 in.) are recommended for cleaning forgings and castings. Finer grits, such as Nos. 90 and 100 (0.17 and 0.15 mm, or 0.0065 and 0.0059 in., respectively), are used for general blasting...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006335
EISBN: 978-1-62708-179-5
... grit. Table 1 lists commercially available shot and grit sizes. SAE International shot and grit size specifications for abrasive blast cleaning Table 1 SAE International shot and grit size specifications for abrasive blast cleaning High-limit screen Nominal screen Low-limit screen...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003220
EISBN: 978-1-62708-199-3
.... Shot Blasting Carbon steel shot, steel wire, and iron grit are not recommended for use as blasting media because they may cause particles of iron to become embedded in stainless steel surfaces and thus severely detract from their corrosion resistance. Unless these contaminants are completely...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001312
EISBN: 978-1-62708-170-2
... occurs from grit or shot impingement, depending on the grit size used. Any abrasive or shot blast cleaning may induce residual compressive stresses and warpage in the surface of the material, particularly thin sheet. Warpage also may occur in sections that are subsequently chemical milled or contour...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003213
EISBN: 978-1-62708-199-3
... describes common cleaning processes, including alkaline, electrolytic, solvent, emulsion, molten salt bath, ultrasonic and acid cleaning as well as pickling and abrasive blasting. It also explains how to select the appropriate process for a given soil type and surface composition. abrasive blast...
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
...-purpose cold-rolled finish that can be used as is, or as a preliminary step to polishing. Polished finishes No. 3 An intermediate polished surface obtained by finishing with a 100-grit abrasive. Generally used where a semifinished polished surface is required. A No. 3 finish usually receives...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001314
EISBN: 978-1-62708-170-2
...) , % No cleaning, as age hardened 10.0 Oxidizing salt bath plus Formula 3 11.5 Tumbling in sand and oil 12.8 Abrasive blasting (120 grit with water) 13.3 Shot peening 13.5 Abrasive blasting (standard sand, dry) 14.6 (a) Cold drawn (No. 1 temper) and age hardened at 730 °C (1350 °F...
Series: ASM Handbook
Volume: 2A
Publisher: ASM International
Published: 30 November 2018
DOI: 10.31399/asm.hb.v02a.a0006504
EISBN: 978-1-62708-207-5
... of specially designed equipment. Uniform movement of the work on conveyors, established nozzle movement, constant velocity of the abrasive, and controlled size of grit contribute to better color uniformity of subsequently anodized surfaces. The nonuniform appearance that results from blasting can...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006054
EISBN: 978-1-62708-175-7
... a smooth, rounded edge, which imparts enhanced resistance to edge chipping. This is accomplished by subjecting the corner of a hardmetal part to modest abrasive action using abrasive tipped brushes, blasting with an abrasive grit carried in an air stream, or a grinding wheel. The grinding wheel is also...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006061
EISBN: 978-1-62708-172-6
... information, the author conservatively uses between 7 to 12 pounds per square foot of area to be cleaned for estimating purposes (SSPC-SP 10 using expendable abrasives) ( Ref 11 ). The amount of abrasive required for a closed-system blast process with recyclable abrasives such as steel grit is somewhat more...