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John Bors

Recent Posts

Cure rate (Strength development) of Epoxy Injection Resins

Posted by John Bors on Wed, Aug 30, 2017 @ 15:08 PM
We receive frequent calls from customers, owners and engineers to inquire how fast our structural epoxy injection resins cure. However, there is no accepted universal definition ...

Concrete crack hiding magic tips (after epoxy injection)

Posted by John Bors on Tue, Apr 29, 2014 @ 12:04 PM
Can you make epoxy injection repaired cracks in concrete disappear? This is a difficult challenge, but you can take steps to reduce their visibility. In some cases, cracks can be ...

Polyureas vs Epoxies for Floor Control Joints

Posted by John Bors on Wed, Apr 23, 2014 @ 18:04 PM
Polyureas vs. Epoxies Polyureas are now a popular choice for filling and repairing saw cut control joints and construction joints on commercial, industrial and warehouse floors, ...

StripSEAL™ tips: Epoxy Injection made quicker, easier and cleaner

Posted by John Bors on Tue, Apr 15, 2014 @ 18:04 PM
Probably the most popular surface seals for epoxy injection are pastes based on epoxy formulations. StripSEAL is different than epoxy surface seals since it is based on polyurea ...

10 Things Not to do with Concrete Repair Epoxy

Posted by John Bors on Thu, Aug 2, 2012 @ 13:08 PM
1. Leave Large Quantities of Mixed Epoxy in Bulk Epoxies that cure at room temperature generally give off heat (are exothermic) when the two components are mixed and begin react. ...

Stitching for Structural Concrete Repair

Posted by John Bors on Tue, Jul 31, 2012 @ 18:07 PM
After concrete is placed in service, unforeseen uses or conditions can affect its performance or cause damage, especially across cold joints or control joints. If the overload or ...

Litigation and Structural Concrete Repair

Posted by John Bors on Fri, Jun 29, 2012 @ 13:06 PM
It’s an unfortunate fact of building construction that legal disputes can occur. When a claim involves a major structural defect or the partial failure of a building, litigation ...

We offer the "how-to's" of Concrete Restoration

Posted by John Bors on Mon, Jun 25, 2012 @ 16:06 PM
We are an employee owned corporation formed in 1993. Our founders were six previous technical managers of Adhesive Engineering (AE), a pioneering company in the development of ...

When do you need a professional for Concrete Crack Repair?

Posted by John Bors on Tue, Jun 19, 2012 @ 19:06 PM
Concrete cracks. It’s a fact of life. Some cracks might not need attention while others could have serious structural consequences. How can you tell the difference? “It is ...

Consider Lifecycle Costs for Concrete Restoration or Replacement

Posted by John Bors on Fri, Jun 15, 2012 @ 11:06 AM
It seems obvious on the surface that repair or restoration of cracked or spalled structural concrete in a stadium, parking deck, bridge, tunnel, dam, dock or runway will reduce ...