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Factors Influencing Anchor Profile

Anchor profile achieved during field blast cleaning operations is often found to be deeper than expected, even when available information suggests the size of the abrasive selected was appropriate. Three parameters long identified as influencing anchor profile depth were evaluated under laboratory conditions.

Product Number: 41207-313-SG
Author: Ken Barnett, Richard A. Burgess
Publication Date: 2007
Industry: Coatings
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Anchor profile achieved during field blast cleaning operations is often found to be deeper than expected, even when available information suggests the size of the abrasive selected was appropriate. Three parameters long identified as influencing anchor profile depth were evaluated under laboratory conditions. This paper discusses the results obtained by changing blast nozzle pressure, angle of attack (incidence) and stand-off distance on the anchor profile achieved when blast cleaning with steel grit. Anchor profiles obtained from preliminary field data are also briefly described.

 

Anchor profile achieved during field blast cleaning operations is often found to be deeper than expected, even when available information suggests the size of the abrasive selected was appropriate. Three parameters long identified as influencing anchor profile depth were evaluated under laboratory conditions. This paper discusses the results obtained by changing blast nozzle pressure, angle of attack (incidence) and stand-off distance on the anchor profile achieved when blast cleaning with steel grit. Anchor profiles obtained from preliminary field data are also briefly described.

 

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