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  • JOINTLESS.
    STRONGER.
    THINNER.

Jointless Concrete Floor

Steel-Fiber Reinforced, No-Shrink Concrete Floors with No Saw Cuts

The PrīmXComposite Difference

The first jointless concrete floor with no saw cuts, PrīmXComposite™ is a steel fiber-reinforced, no-shrink concrete flooring system. PrīmXComposite contains steel fibers and two types of admixtures combined with ready-mix concrete to create a composite material. It requires no joints or saw cuts within each pour, eliminating a mile or more of joints per typical large-scale placement.

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Thinner with a Higher Load-Bearing Capacity

PrīmXComposite eliminates joints, saw cuts and post-installation problems, increases productivity and reduces equipment repair. Up to 60 percent thinner than traditional concrete slabs, PrīmXComposite has a much higher load-bearing capacity than traditional designs and allows racking to be placed without joint consideration.

PrīmXComposite

  • Jointless, No Saw Cuts
  • Virtually Crack Free
  • Up to 60 Percent Thinner
  • Higher Load Capacity
  • No Rebar
  • Flatter Surface, No Curling or Joint Sealant
  • Durable with Less Maintenance and Longer Life

What's New

  • PrīmXComposite, a Thinner, Stronger Concrete Floor at The Lock Up Self Storage
    The original design for the slab on grade at The Lock Up Self Storage called for twelve inches of concrete reinforced with 55 pounds per cubic yard of steel fibers. PrīmXComposite requires steel fibers in the design as well, so this was a perfect opportunity to suggest an alternate. After the design was completed by Read more...
  • MicroSource Fertilizer Warehouse Project
    An innovative new product by Gresser Co. — the world’s first jointless concrete – was recently implemented at the recently-completed 43,000 s.f. MicroSource fertilizer warehouse project in Shakopee, MN. Strong, Durable and Economical PrīmXComposite Known as PrīmXComposite, the product provides concrete floors that are strong and durable as well as virtually crack free. The strong concrete allows Read more...