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Quiz Leaderboard: 10/23 - 11/22/2017    Sign in to track your quiz score! | Full Leaderboard

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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
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Monti Tools, Inc.
 
BRISTLE BLASTER® – THE ORIGINAL ONE
 
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    Advanced Recycling Systems
     
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    Harsco
     
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    Download the free app for BLACK BEAUTY® Abrasives. Explore all the features from the palm of your hand.
    Toll Free: 1-888-733-3646
     

     
    Montipower, Inc.
     
    The MBX Bristle Blaster
     
    Get a 2.7 to 3.3 mil profile and a Near White Metal Clean. For info visit www.mbxit.com or call 877 629-8777
     

     
    Absolute Equipment/Grand Rental Station
     
    TIER 4 EQUIPMENT
     
    We have Tier 4 Equipment including Air Compressors & Generators for Sale & Rent! Your job may now require Tier-4. www.absoluteequip.com or Call 412-931-6655.
     

     
    CHLOR*RID International Inc.
     
    SOLUTIONS THAT WORK
     
    Companies that invest in corrosion control use CHLOR RID products
    • Soluble salt removal liquid
    • Test kits to verify contamination levels
    • Surface passivation to hold the blast
    INFO@CHLOR-RID.COM 800.422.3217
     

     
    NLB Corporation
     
    NLB Sure Shroud: Greater Protection and Flexibility
     
    NLB’s Sure Shroud’s lighter weight and flexibility reduces operator fatigue and offers unmatched protection against high pressure hose ruptures. 10k to 40k psi rated.
     

     
    Abrasives Inc.
     
    Discover the MAGIC.
     
    Black Magic® coal slag. It’s consistent, cleaner, cuts better, less dust. Get it where you need it, when you need it. Abrasives Inc. info@abrasivesinc.com
     

     
    Industrial Vacuum Equipment Corp.
     
    Hurricane Vacuums
    & Dust Collectors
     
    Vacuum and dust collector hose, filters and related accessories.
    IndustrialVacuum.com
     

     
    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
     

     
     
     

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