News & Thought Leadership


Using a Composite Repair to Combat FCG

June 27, 2016
By removing the sharp crack tip manually, or, better, by grinding the pipe wall down beyond any crack influence, stress can redistribute itself without causing localized failure. If the root cause of the crack is removed...

Q&A: How does the Geopolymer system work?

June 07, 2016
In today’s blog, development manager Joe Royer explains how the GeoSpray system works. Q: How similar is the sprayer equipment to a paint sprayer? A: It’s just like a paint sprayer. The difference is with a...

Forget Mixing, Just Add Water

June 02, 2016
The term “Geopolymer” was coined in the 1970s by a French scientist named Joseph Davidovits to describe a class of materials also known as alkali-activated cements. Typically, a sodium hydroxide solution is...

Industry Insights: Geopolymers

June 01, 2016
Milliken Infrastructure Solutions is excited to introduce a new blog series where our development manager, Joe Royer, will present insights on our geopolymers solutions. In the “Industry Insights:...

Understanding Fatigue Crack Growth

May 31, 2016
Fatigue crack growth (FCG) can occur when improper welds are used or a weak spot in the pipe is exposed to repeated fatigue. Typically, a crack will start at a seam weld, girth weld or spiral weld due to small...

What is the Effect of a Composite Repair on a Crack?

May 23, 2016
The use of composite repairs to remediate and prevent substrate cracking is often seen as a risky repair. In fact, in the ASME B31.4 standard, composite repairs on cracks are not allowed unless the crack has been...


May 09, 2016
Today’s blog post isn’t all that “meaty” but it will answer a question that has popped up recently. No, MaxCell® 4” 3-Cell innerduct isn’t exactly 4” - it’s much closer...

To lube or not to lube - that is the question

May 02, 2016
I hope Shakespeare fans don’t take offense to my play on words but just like Hamlet struggled with his moral dilemma we seem to also get this question often. MaxCell® innerduct is pre-lubricated at the factory...

Thermal Expansion

April 25, 2016
Thermal expansion is the tendency of a body to experience transformation in volume when the temperature changes. Basically as an object is heated, the molecular activity increases and the energy stored in the bonds...

MaxCellĀ® Cell Sequencing

April 18, 2016
I know a burning question on everyone's mind is "If I 3 MaxCell® innerduct cells to fill, which one should I pull first?". To answer this, we had to dive deep into our archives (yes, some of us have...