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Problem Solving Forum (20)


What is the Cold Wall Effect? Can it cause premature coating failure on a building and, if so, how do I prevent it?


What causes blistering/crater formation in freshly applied polyurethane topcoats, and how can this be avoided?


What is the best way to repair localized coating breakdown on steel?


What causes bubbling or cratering of epoxy intermediate coat when applied over epoxy zinc-rich primer?


Animal fat in slaughterhouses often penetrates concrete surfaces. If the fat is not removed before the concrete is coated, the fat can cause the coating to fail. How do you identify and remove the contamination before coating the concrete?


What is the most important factor to determine in a failure investigation and why is it so?


What coating problems are likely in storage tanks that have dissimilar metal sides and floors?


How can it be determined if moisture within a CMU wall is causing repeated coating failure? If so, can the source of moisture entry be accurately identified for correction?


How do you protect concrete against microbiologically influenced corrosion?


How does rapid depressurization affect lining performance in vessels and line pipe, and how can you identify any failure that might result?


Does the presence of non-burst blisters in a coating system always mean that the coating requires replacement?


What is the Cold Wall Effect? Can it cause premature coating failure and, if so, how do I prevent it?


During a week of heavy rain, we painted the interior of a heated concrete building. The paint blistered badly a week later on the walls with an outside exposure. What’s the best way to remove the coating, prepare the surface, and recoat to prevent future blistering?


During a week of heavy rain, we painted the interior walls of a heated concrete building. On the interior of walls that had an outside exposure, the paint blistered badly a week after the rain subsided. Could the rain have caused the blistering and, if so, how?


What is the best way to repair localized coating breakdown on steel?


What causes blistering/crater formation in freshly applied polyurethane topcoats, and how can this be avoided?


How can it be determined if moisture within a CMU wall is causing repeated coating failure? If so, can the source of moisture entry be accurately identified for correction?


Under what conditions should small-diameter blisters (<1.5 inches) in a water tank lining be repaired/repainted? Should the blisters be broken and the substrate examined?


How does rapid depressurization affect lining performance in vessels and line pipe, and how can you identify any failure that might result?


What is the Cold Wall Effect? Can it cause premature coating failure and, if so, how do I prevent or minimize it?


 
 
   

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QUALITY MADE IN AMERICA —Available near you!

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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.


Novetas Solutions
Safer Abrasive! 100% Recycled Glass!

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Sika-Us
Sika® Industrial Floor Coatings

Click to learn about floor and wall systems relied upon for performance, durability, easy maintenance and aesthetics across the every industry and environment.


DeHumidification Technologies
HUMIDITY PROBLEMS?

DH Tech has the most innovative and reliable equipment available to
control humidity efficiently
and effectively.
IT'S UNDER CONTROL!


Corrosion Probe, Inc.
From Detection to Correction

Corrosion Probe, Inc. has the Most Concrete Coatings Experience and Expertise. Contact us today at
860-767-4402, www.cpiengineering.com


SEMicro Division, M.E. Taylor Engineering, Inc.
Coatings Adhesion Testers

The PATTI® accurately measures the bond strength between coating & substrate. Outfitted properly, the surface can be rough, porous, or curved & >10K psi strong!


HoldTight Solutions Inc.
NO FLASH RUST - NO CONTAMINANTS

Our HoldTight®102 salt remover & flash rust
preventer prevents flash
rust by removing surface contaminants. Contact us
for your nearest distributor.
(800) 319.8802 sales@holdtight.com


DeFelsko Corporation
The Next Generation PosiTest AT-A

NEW Automatic Adhesion Tester features touch screen, adjustable pull-rate, pull limit, hold times, and nature of fracture/user notes.


Safway Services
Safeguard Assets. Ensure Productivity. HAKI®

Protect assets and equipment. Keep facilities open and operational. Maintain schedules regardless of weather. Ensure smooth and continuous production. Easy to erect. Safway is the primary distributor of HAKI® products including HAKISPAN and HAKITEC® 750 – in North America.

 
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