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Monday, January 31, 2011

How are water and abrasive combined in wet abrasive blasting?

In a slurry that is the pressurized to push the material through a hose and nozzle
By abrasive being injected into pressurized water stream before the nozzle
By a water ring around the nozzle that wets the abrasive as it emerges from the nozzle
By all of these methods

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Previous Quizzes from the Past Week

Friday, January 28, 2011
True or false: Moisture-cured polyurethanes are single-component materials.

Thursday, January 27, 2011
True or false: When steel freshly cleaned by air abrasive blasting is exposed to conditions of high humidity, moisture, or a corrosive atmosphere, the discoloration that occurs is called "rust back."

Wednesday, January 26, 2011
In protective coatings work, which of the following might be called a dolly?

Tuesday, January 25, 2011
What is the usual name given to the type of crack that occurs in fresh concrete soon after it is placed?

Monday, January 24, 2011
Which of the following factors can influence the durability of barrier protection from a coating?

More previous quizzes

Commercial Sand Blasting & Painting Ltd.
Reliable Service & Superior Workmanship

We’re ready to meet any of your protective coating and lining needs. We can work on your site or in our facilities, with large shops (60,000 sq ft), 40 acres of yard space, and cranes and forklifts on site.

Nationwide Overspray
Profession Overspray Removal Services

The Finest Name in Safe Overspray Removal. We specialize in removing all contaminants from any surface. Family Owned and Operated for 33 years! Fully insured. Satisfaction is guaranteed.

Graco Inc.
Graco Mortar Pump

The M680 sprays epoxy-based mortars, anti-skid coatings, cementitious and filled materials. Compact.
Easy to use.
Call 877-844-7226 or

Minerals Research & Recovery

Sharpshot®XL is a new fast-cutting, low-dusting, cost-effective iron silicate abrasive. Call Patrick Conry: 502-552-5895 for details.

Farrow System USA, Inc.
       SIMPLY the BEST
In Wet Abrasive Blasting

Automated controls simplify operation. 100lb. media capacity & enclosed water tank, for hours of continuous blasting. Dry weight of 350 lbs. & 150 psi capable.

SAFE Systems, Inc.
SAFE Systems'
Blast Lights &
Deadman Switches

Halogen or LED blast lights available with our NEW urethane bumper. Switches available in many colors for color coding your hoses.

Dampney Co., Inc.
High Temperature White Paint

New Coating with not yellow, remains white and will withstand temperatures up to 1,200ºF

Montipower, Inc.
The MBX Bristle Blaster

Get a 2.7 to 3.3 mil profile and a Near White Metal Clean. For info visit or call 877 629-8777

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.

Polyval Coatings
Polyflex® Polyurea Linings

Polyflex™ new Polyurea Geotextile Membrane System has been specifically engineered to protect the environment in containment applications.

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