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Friday, July 27, 2012

In air abrasive blasting, why is it sometimes useful to adjust the angle of attack (angle of the nozzle in relation to the workpiece)?

To reduce fatigue
To achieve maximum productivity in the removal of different materials, such as paint and mill scale
To avoid arcing the nozzle
To assure a consistent stand-off distance

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Previous Quizzes from the Past Week

Thursday, July 26, 2012
Why must laitance and efflorescence be removed before coating concrete?

Wednesday, July 25, 2012
In its Technology Guide on the subject, what type of coating material does SSPC recommend for repairing imperfections in galvanized, organic zinc-, or inorganic zinc-coated steel?

Tuesday, July 24, 2012
What is the leading cause of pipeline failures in North America and Europe?

Sunday, July 22, 2012
True or false: There are no quantitative methods for determining levels of moisture in concrete floor slabs.

Friday, July 20, 2012
What is the main purpose of optically active pigmentation in coatings?


More previous quizzes

CHLOR*RID International Inc.
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Atlantic Design, Inc.
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Harsco
BLACK BEAUTY® GLASS

A 100% post-consumer bottle glass abrasive from a company you can trust. Toll Free: 1-888-733-3646


Axxiom Manufacturing
Schmidt Introduces
the New miniBRS

Reduced in size, it is incredibly easy to maneuver and operate! The perfect alternative to larger blast & recovery units when project space is limited.
Call 1-800-231-2085


LS Industries
LS Blasters: Optimum Steel Cleaning Efficiency

Simplify surface prep with the precise shot control of LS Blasters. Our blast technology delivers optimum coverage and finish. 800-533-8008


Absolute Equipment/Grand Rental Station
Portable Power from Absolute Equipment

•Compressors
•Lighting Systems
•Generators
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Sales • Rental • Service
Call 1-866-931-6655
Over a century of
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Clemco Industries Corp.
Powerful Protection in a Small Package

Mounts inside blast helmet, alerts operator to dangerous breathing-air condition by audible, visual, and vibratory alarms. Easily calibrated, battery operated.

 
 
 
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