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DonFiber PP Ultra

Ultra-fine, high performance monofilament polypropylene fibers

DonFiber PP Ultra is an ultra-fine denier, monofilament micro fiber reinforcement, manufactured of 100% polypropylene fibers containing no polyamide, nylon or reprocessed olefin materials. It is designed for use with all cementitious mixes.

The inclusion of DonFiber PP Ultra within a concrete mix or cementitious mixes will reduce and control plastic shrinkage cracks and early age cracks.

DonFiber PP Ultra_2.pdf
DonFiber PP Ultra_MSDS_6.pdf
  • Controls and inhibits crack formulation caused by plastic shrinkage, settlement or other internal stresses in concrete.
  • Reduces shotcrete rebound.
  • Improves fresh mix properties (homogeneity & cohesiveness).
  • Increases concrete durability.
  • Easily distributed throughout the cementitious mix.
  • Compatible with all types of cement and concrete admixtures.
  • Rust-free.
  • Reduces bleeding.
  • Higher fiber count per Kg than standard monofilament fiber resulting in lower dosages.
  • Rust-free.

DonFiber PP Ultra is ideally designed to decrease the plastic shrinkage cracking and plastic settlement cracking in the following applications:

  • Slab on grade.
  • Elevated slabs.
  • Parking areas.
  • Stamped concrete.
  • Precast concrete.
  • Water tanks.
  • Pavements.
  • Shotcrete.
  • Renders.
  • Composite decks.

The standard pack of Donfiber PP Ultra is 0.5 lbs degradable paper bags. The bags are packed into cartons and palletized.

Other packaging is available upon request.


Store in original unopened packaging in dry and shaded areas at tempratures between 5°C and 30°C, protected from moisture and direct sunlight.


Dosage of DonFiber PP Ultra will vary depending on the area of application and the required properties of concrete mixes. The standard recommended dosage is 0.5 lb/yd³ ( 0.3 kg/m³) of concrete. Dosages outside the recommended dosage can be used to meet project specific requirements. In such cases, please contact your local DCP representative for technical support.


DonFiber PP Ultra complies with the requirements of ASTM C1116, Type III and EN 14889 Part II, Type 1A.