Product Data Sheet Show all documents

Sika® Crackstop 12mm

Polypropylene fibres for concrete

Sika® Crackstop 12mm are high quality micro monofilament polypropylene fibres. They are designed to minimize and control shrinkage cracks in concrete. Sika® Crackstop 12mm are available in premeasured, ready to use degradable bags for 1m3 of concrete.

  • Reduce plastic shrinkage cracking
  • Improve fresh concrete cohesion
  • Improve impact and abrasion resistance
Where to Buy
Product Data Sheet Show all documents

Usage

Sika® Crackstop 12mm fibres reinforce fresh concrete and reduce its shrinkage cracking.
Sika® Crackstop 12mm is used for:
  • Slabs
  • Pavements
  • Precast concrete products
  • Heavy-duty industrial floors
  • Overlays
  • Shotcrete
Polypropylene fibres are not intended to replace structural steel.  

Advantages

Due to their fineness and a special surface treatment, Sika® Crackstop 12mm are uniformly distributed to provide an internal reinforcement to:
  • Reduce plastic shrinkage cracking
  • Improve fresh concrete cohesion
  • Improve impact and abrasion resistance
  • Improve concrete durability

Packaging

0.6 kg / bag
28 bags / box (16.8 kg)

Sika® Crackstop 12mm contains 180 million fibres / bag

Product Details

Sustainability / Certifications / Approvals

APPROVALS / CERTIFICATES

ASTM C1116-91 standard specification for fibre-reinforced concrete and shotcrete.
Product Information

Composition

Micro monofilament polypropylene fibres

Shelf life

 Sika® Crackstop 12mm have a shelf life of 3 years if unopened.

Storage conditions

Store in dry condition, protected from direct sunlight.

Density

225 m2 / bag

Dimensions

Fibres of 12 mm / Diameter = 18 microns
Technical Information

Tensile Strength

300 - 400 MPa

Resistance to Alkalinity

Very high

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