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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?

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Axxiom Manufacturing
Schmidt Introduces
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Reduced in size, it is incredibly easy to maneuver and operate! The perfect alternative to larger blast & recovery units when project space is limited.
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Atlantic Design, Inc.
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Our rental fleet has grown and
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upgrades. Call today for rates. 866.Call.ADI

CHLOR*RID International Inc.
Surface cleanliness is
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* TEST FOR SALTS
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More information at
www.chlor-rid.com,
800-422-3217

Abrasives Inc.
See the difference immediately Black Magic®
Quality blast abrasive goes farther. Use Black Magic® The Tough Stuff coal slag. Cleaner, consistent, less dust. Order yours today!
Abrasives Inc. 800-584-7524

Green Diamond Sand Products
Green Diamond is the “Chosen”one.
Your  source for  high quality specialty sand. Superior Blasting Efficiency and an Excellent Surface profile. Available for on-site assistance.

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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