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 at left, an unmodified patch is easily dislodged due to a lack of hydration during curing and lack of adhesion. at right, a modified patch at 10% polymer (percent polymer by weight to cement) would not budge.

Polymer-modified Mortars

It helps to understand some of the basics about why polymers are added to cement formulations.

 

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    Craze Cracks

    These fine, random cracks on the surface of concrete are just aesthetic, not structural.

     
  • Poor bonding of the topping to the base course can be a primary reason for spalling. Bond coats can prevent this type of damage.

    Why Use a Bond Coat?

    Although the use of bond coats is usually a matter of preference, a number of industry organizations recommend using them.

     
  • Although different, water- and solvent-based sealers both result in a sealed concrete surface.

    Water- Versus Solvent-Based Sealers

    Knowing the differences between various sealers will help you determine which one is right for your job.

     
 

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