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Polypropylene fiber 6 mm is most widely used in construction and civil engineering.
Polypropylene fiber 6 mm is used for plastering work, preparing repair and modeling solutions, and arranging screeds for sanding.
Polypropylene fiber 6 mm is used for work related to modeling complex concrete surfaces and for casting small architectural forms.
CAS Number (Polypropylene): 9003-07-0
EC / EINECS Number: 618-352-4
Base Polymer: Polypropylene (homopolymer)
Linear Formula: [CH₂CH(CH₃)]ₙ (Polypropylene homopolymer)
Molecular Formula: (C₃H₆)ₙ
Molecular Weight: Not fixed / variable
(Polypropylene is a polymer; molecular weight depends on degree of polymerization and grade — typically ranges from ~20,000 to >1,000,000 g/mol)
SYNONYMS:
Polypropylene fiber, PP fiber, PP fiber 6 mm, Polypropylene monofilament fiber, Polypropylene synthetic fiber, Polypropen fiber, Polypropylene fibrillated fiber, Isotactic polypropylene fiber, PP reinforcement fiber, PPF, Polipropilen Elyaf, PP ELYAF
Polypropylene fiber 6 mm is synthetic fibers made from isotactic polypropylene polymer (a polyolefin resin).
Polypropylene fiber 6 mm is produced by melt-spinning and cutting into short fibers (e.g., 6 mm) for reinforcement applications.
Polypropylene fiber 6 mm is a raw material that is particularly well suited for use in alkaline cement products as it is 100% resistant to acids, alkalis and salts.
Polypropylene fiber 6 mm is a fine synthetic material made from 100 % virgin polypropylene polymer.
Polypropylene fiber 6 mm is processed into short, uniform lengths that disperse easily in cementitious or polymer-based mixtures.
Because the base polymer is a thermoplastic polyolefin with exceptionally low density, Polypropylene fiber 6 mm is very lightweight, yet they bring substantial reinforcement benefits when added to construction materials.
Polypropylene fiber 6 mm is a synthetic, short-cut reinforcement fiber widely used in construction and industrial applications to enhance the performance of cementitious and composite materials.
Polypropylene fiber 6 mm is manufactured from high-purity polypropylene polymer and is characterized by its lightweight nature, chemical inertness, and excellent resistance to moisture, acids, alkalis, and salts.
With a typical length of 6 millimeters, Polypropylene fiber 6 mm is especially effective in controlling plastic shrinkage cracking and improving the overall durability of concrete and mortar.
Polypropylene fiber 6 mm disperses uniformly throughout mixes, providing multidirectional reinforcement without affecting workability, and contributes to improved toughness, impact resistance, and surface integrity.
Its non-corrosive and non-conductive properties make Polypropylene fiber 6 mm a reliable and cost-effective solution for concrete, plaster, screeds, precast elements, and other cement-based systems where long-term performance and crack control are essential.
USES and APPLICATIONS of POLYPROPYLENE FIBER 6 MM:
Polypropylene fiber 6 mm is most widely used in construction and civil engineering.
Polypropylene fiber 6 mm is commonly specified for mortar reinforcement, concrete slabs, pavements, road surfaces, industrial floors, and shotcrete applications (concrete sprayed at high velocity).
In tunnel linings, bridge decks, retaining walls, and marine structures exposed to moisture and salts, Polypropylene fiber 6 mm helps prolong service life by controlling crack propagation and discouraging moisture penetration.
In addition to conventional construction, Polypropylene fiber 6 mm is used in decorative concrete and screeds, in gypsum and plaster products to improve finishing characteristics, and even in soil stabilization and asphalt reinforcement where additional cohesion and crack resistance are beneficial.
Beyond concrete, Polypropylene fiber 6 mm is part of the broader family of polypropylene products used in textiles, non-woven fabrics, carpets, filtration media, and medical disposables such as sanitary products and protective equipment.
Polypropylene fiber 6 mm leverage polypropylene’s strength, chemical resistance, and low moisture absorption in diverse settings.
Construction/Concrete Reinforcement: Polypropylene fiber 6 mm is added to concrete, mortar, plaster, screeds, and cementitious mixes to reduce shrinkage cracks, improve impact/abrasion resistance, minimize explosive spalling in fire, and enhance durability.
Mortar, Stucco, Decorative Products: Polypropylene fiber 6 mm is used in finishing coats, plasters, landscape architecture castings, paving flagstones, and screeds.
Industrial Textiles & Fabrics: Polypropylene fiber 6 mm is used in non-woven fabrics, geotextiles, ropes, nets, upholstery, carpets, filter media and other engineered textiles.
Plastic Products: Polypropylene fiber 6 mm additives can enhance pigment dispersion and modify polymer properties in films, plastics, and composite materials.
Other: In some markets, Polypropylene fiber 6 mm is used in filtration media, packaging textiles, hygiene products (longer fibers), and technical fabrics.
Polypropylene fiber 6 mm is used for plastering work, preparing repair and modeling solutions, and arranging screeds for sanding.
Polypropylene fiber 6 mm is used for work related to modeling complex concrete surfaces and for casting small architectural forms.
Areas of use of Polypropylene fiber 6 mm: Recommended fiber consumption: Dry building mixtures (self-leveling floors, plasters, putties, grouts, waterproofing, repair compounds) from kg on 1 m3
Polypropylene fiber 6 mm is suitable for various concrete structural works, gives better anchorage and reinforcement.
Polypropylene fiber 6 mm prevents crack formation.
Usage of Polypropylene fiber 6 mm: Long length of the fiber holds different components of concrete together, thereby providing a better reinforcement thus increases the strength and properties of concrete.
Polypropylene fiber 6 mm is a micro reinforcement, manufactured of 100% polypropylene fibres containing no reprocessed olefin materials designed for use with all cementitious mixes.
The inclusion of Polypropylene fiber 6 mm within a concrete mix or cementitious mixes will control shrinkage cracks and will act as an alternative to traditional crack control steel mesh.
Polypropylene fiber 6 mm is ideally designed for use in the following applications: Slab on grade, Stamped concrete, Pre-cast concrete, Water tanks, Pavements, Shotcrete, Renders, and Composite decks.
Polypropylene fiber 6 mm is mixed with screed, mortar, concrete, gypsum and other hydraulic construction products in order to absorb forced tension at an early stage and thus effectively prevent the formation of shrinkage cracks.
Polypropylene fiber 6 mm can be easily processed in any mixer.
Polypropylene fiber 6 mm may take place during the dry mix, or immediately after the water metering.
There are no special requirements in terms of mixing times.
Also by mistake too long mixing times do not lead to nests or lumps, or even to fiber breakage.
Areas of application of Polypropylene fiber 6 mm: Internal and external plasters, Industrial flooring, Warehouse flooring, Concrete roads, RCC Beams, Columns & Slabs, Bridge decks, Driveways, Overlays / toppings, Concrete tanks, Precast elements, Shotcrete / guniting, and Basement waterproofing.
All types of plasters, precast elements and concretes, where toughness is required along with elimination of shrinkage cracks, reduction in permeability (improved water resistance) and various other parameters mentioned above.
-Application areas of Polypropylene fiber 6 mm:
Concrete slabs, roads, car parks, tracks, in which Sika Fibers fibers limit cracking due to shrinkage.
Concrete subjected to shocks.
Concrete requiring strong cohesion in the fresh state, such as extruded or steeply sloping concrete.
Thin-layer sprayed concrete in combination with Sikacrete P (see technical notice 1.50).
Precast concrete to improve the handling of parts during demoulding and limit the scrapping of slabs, pavers, curbs, manholes, pipes, etc.
-Application of Polypropylene fiber 6 mm:
Add Polypropylene fiber 6 mm with the dry aggregates, taking care to distribute the fibers evenly in the mixture.
Polypropylene fiber 6 mm can be added when all components of the mix have been added, although mixing time should be increased to ensure even fiber distribution (as a guide, add an additional 1 minute for every 1m³).
Do not add Polypropylene fiber 6 mm directly to the mixing water.
THE KEY ACTIONS of POLYPROPYLENE FIBER 6 MM:
Polypropylene fiber 6 mm provides inherence micro-reinforcement against shrinkage and intrinsic cracking.
Polypropylene fiber 6 mm reduces rebound losses in plasters to 60-70%.
Polypropylene fiber 6 mm reduces bleeding and dust formation in concrete.
Polypropylene fiber 6 mm improves impact resistance 3-4 times.
Polypropylene fiber 6 mm improves abrasion resistance by 30-40%.
Polypropylene fiber 6 mm gives residual strength to concrete thereby helping reduce sudden failures.
This is a desirable characteristic of concrete in areas prone to earthquakes.
Polypropylene fiber 6 mm reduces permeability and thus protects interior paint in plasters.
Reduction in permeability also helps protect reinforcement steel in concrete applications.
Polypropylene fiber 6 mm makes the concrete more durable.
Polypropylene fiber 6 mm makes hardened concrete more tough.
Polypropylene fiber 6 mm improves speed and finishing of plasters.
BEHAVIOR AND CHARACTERISTICS of POLYPROPYLENE FIBER 6 MM:
Polypropylene fiber 6 mm in these fibers is highly inert chemically.
Polypropylene fiber 6 mm does not react with water or most chemicals and is resistant to alkaline environments — an important property in cement and concrete, where high pH can degrade other reinforcements like steel.
Polypropylene fiber 6 mm is hydrophobic (they do not absorb water), which helps maintain a stable water-to-cement ratio in concrete and prevents weakening of the mix through moisture uptake.
Polypropylene fiber 6 mm has high tensile strength relative to their mass.
Typical tensile values range from about 300 MPa up to 400–600 MPa, with stiffness (elastic modulus) enough to contribute to the mechanical integrity of composite materials like concrete or mortar.
Polypropylene fiber 6 mm's melting point at around 160–170 °C reflects their thermoplastic nature — stable under normal construction and curing temperatures but softening at elevated heat well above typical service use.
In concrete and mortar mixes, Polypropylene fiber 6 mm behaves in three dimensions, creating a micro-reinforcement network that intercepts and bridges tiny cracks before they grow into larger structural faults.
Polypropylene fiber 6 mm helps control early age cracking caused by shrinkage and thermal stress, and they help reduce surface defects like plastic shrinkage cracks that can occur shortly after placement.
PERFORMANCE, COST, AND SUSTAINABILITY of POLYPROPYLENE FIBER 6 MM:
Compared to traditional reinforcement materials like steel fibers or rebar, Polypropylene fiber 6 mm is significantly lighter, easier to disperse uniformly, and non-corrosive.
Polypropylene fiber 6 mm does not rust and therefore contribute to the long-term durability of materials exposed to moisture.
Polypropylene fiber 6 mm's addition does not require special equipment and typically does not alter the workability of mixes, making them cost-effective in large-scale construction projects.
In sustainability terms, polypropylene can be recycled.
Although Polypropylene fiber 6 mm in concrete is not recovered after installation, the base polymer itself is part of a recyclable thermoplastic family, and advances in recycling technology continue to improve their environmental footprint.
TYPICAL PHYSICAL PROPERTIES of POLYPROPYLENE FIBER 6 MM:
As a new type concrete-strengthening fiber, Polypropylene fiber 6 mm becomes a new popular subject in the field of fiber concrete research and application after glass fiber and steel fiber.
Reinforced Functions to Concrete: compared with steel fiber, full-dispersed Polypropylene fiber 6 mm has advantages in its thinness, large amount, non-water absorbency, strong acid & alkali resistance and similar elastic modulus with that of concrete.
The reinforced functions run as follows:
◆ Increase seepage resistance
◆ Prolong endurance
◆ Improve steel protection
◆ Increase cracking resistance
◆ Increase fire resistance
◆ Strengthen spurt & fatigue
◆ Improve tensile, bending & folding strength
◆ Improve plastic deformity
◆ Strong acid & alkali resistance and good endurance
MECHANICAL AND DURABILITY BENEFITS of POLYPROPYLENE FIBER 6 MM:
When Polypropylene fiber 6 mm is mixed into concrete, the resulting composite material exhibits several mechanical improvements compared to plain concrete.
One of the most notable is enhanced tensile strength.
Concrete is inherently strong under compression but weak under tension, so the addition of fibers redistributes tensile stresses and mitigates crack formation.
This improves the material’s ability to withstand dynamic loads and mechanical stress without failing prematurely.
Polypropylene fiber 6 mm also increases impact resistance.
In scenarios where concrete faces sudden shocks — for example, heavy machinery in industrial flooring or vehicle loads on airport pavements — the energy absorption capacity of fiber-reinforced concrete is higher.
This means Polypropylene fiber 6 mm can resist surface degradation and cracking much more effectively than concrete without fibers.
Another key advantage is improved durability.
Polypropylene fiber 6 mm reduces permeability of concrete by improving its internal cohesion, which helps delay or prevent the ingress of water and harsh chemicals.
This enhanced impermeability protects steel reinforcing bars from corrosion and improves resistance to freeze-thaw cycles in climates where temperature swings are common.
Importantly, Polypropylene fiber 6 mm also limits bleed water and segregation in fresh concrete.
This means that the mixture remains cohesive during placement, reducing weak zones where water might accumulate and cause defects.
FEATURES / BENEFITS of POLYPROPYLENE FIBER 6 MM:
*Risk-free and easy to use.
*Improves durability.
*Reduces the tendency for plastic cracking and drying shrinkage.
*Reduces plastic settlement.
*Reduces permeability.
*Reduces bending of slabs.
*Increases impact resistance.
*Reduces spalling at high temperatures.
ADVANTAGES of POLYPROPYLENE FIBER 6 MM:
Polypropylene fiber 6 mm improves the resistance of the concrete to abrasion and to impacts, providing greater durability.
Polypropylene fiber 6 mm increases the cohesion of the cement mix and its resistance to freeze-thaw cycles.
Polypropylene fiber 6 mm can be used as an alternative to surface meshing for the control of cracks and fissures.
Resistant to acid and alkalis.
Self-destructive bag.
KEY CHARACTERISTICS & BENEFITS of POLYPROPYLENE FIBER 6 MM:
*Lightweight:
Low density (~0.91 g/cm³) makes products lighter and easier to handle.
*Crack Control:
Effective micro-reinforcement in cementitious materials to reduce shrinkage cracking.
*Chemical & Moisture Resistance:
Great resistance to moisture and many chemicals; does not absorb water.
*Thermal Properties:
Insulating and thermally stable under typical environmental conditions.
*Long-Term Durability:
Durable over extended service life in concrete and mortar.
*Compatibility with Construction Mixtures:
Disperses evenly and contributes to improved mechanical properties without significantly increasing mixture weight.
CHEMICAL & MATERIAL CHARACTERISTICS
Polymer Type:
Thermoplastic polyolefin (polypropylene)
Chemical Resistance:
Excellent resistance to acids, alkalis, salts, moisture, and many organic chemicals.
Not attacked by many common solvents at room temperature.
Polypropylene fiber 6 mm can be degraded by strong oxidizing agents at high temperatures.
Moisture & Water:
Hydrophobic (very low uptake); excellent moisture resistance.
Heat Stability:
Usable up to ~150–160 °C in many applications; begins to soften above melt temperature.
UV & Weathering:
Polypropylene can degrade under UV without stabilizers; UV-stabilized grades are available.
ADVANTAGES of POLYPROPYLENE FIBER 6 MM:
Polypropylene fiber 6 mm controls and inhabits crack formation in concrete.
Reduce plastic shrinkage and settlement cracking.
Available in variable lengths, 19 and 12 mm for concrete and stamped concrete.
Compatible with all types of cement and concrete admixtures.
Rust free.
WHY ENGINEERS CHOOSE POLYPROPYLENE FIBER 6 MM:
Engineers and material scientists value Polypropylene fiber 6 mm for several reasons:
Polypropylene fiber 6 mm reduces cracking effectively at early ages and long-term.
Polypropylene fiber 6 mm enhances resistance to impact, abrasion, and mechanical stress compared with non-reinforced materials.
Polypropylene fiber 6 mm improves durability and impermeability, which is critical for structures exposed to harsh environmental conditions.
Polypropylene fiber 6 mm is economical and does not require changes to standard concrete equipment or processes.
Polypropylene fiber 6 mm contributes to safer, longer-lasting construction by controlling crack propagation and reducing maintenance needs.
PHYSICAL and CHEMICAL PROPERTIES of POLYPROPYLENE FIBER 6 MM:
Name: Polypropylene Fiber (6 mm cut length)
Base Polymer: Polypropylene (homopolymer)
CAS Number (Polypropylene): 9003-07-0
EC / EINECS Number: 618-352-4
Linear Formula: [CH₂CH(CH₃)]ₙ (Polypropylene homopolymer)
Physical Form: Solid fiber (short cut)
Appearance: White / translucent monofilament fiber
Odor: Odorless
Fiber Length: ~6 mm (±0.25 mm)
Diameter: ~18–40 µm range typical (≈24 µm for 6 mm product)
Density: ~0.90–0.93 g/cm³ (lightweight; floats on water)
Melt Point: ~160–170 °C (typical thermoplastic melt)
Thermal Conductivity: Low (insulating)
Electrical Conductivity: Very low (non-conductive)
Water Absorption: Almost zero / nil (hydrophobic)
Solubility: Insoluble in water and most solvents; resistant to many chemicals
Aspect Ratio: ~250 (for 6 mm fibers)
Bulk Density (loose): ~140–250 kg/m³ (typical fiber bulk measure)
Typical Mechanical Parameters (indicative):
Tensile Strength: ≥350–500 MPa
Elongation at Break: 15–35 %
Elastic Modulus: 3.5–8 GPa
Length: 6 mm
Section: 10–75 μm
Tensile Strength: 400–750 MPa
Elastic Modulus: 7.5–18 GPa
Elongation Factor: 20–25 %
Melting Temperature: 130–160 °C
Density: 0.91 g/cm³
Construction: Straight
Absorption: Nil
Acid Resistance: High
Alkali Resistance: Completely Resistant
Salt Resistance: High
Thermal Conductivity: Low
Electrical Conductivity: Low
FIRST AID MEASURES of POLYPROPYLENE FIBER 6 MM:
-Description of first-aid measures
*General advice:
Show this material safety data sheet to the doctor in attendance.
*If inhaled:
After inhalation:
Fresh air.
*In case of skin contact:
Take off immediately all contaminated clothing.
Rinse skin with
water/ shower.
*In case of eye contact:
After eye contact:
Rinse out with plenty of water.
Call in ophthalmologist.
Remove contact lenses.
*If swallowed:
After swallowing:
Immediately make victim drink water (two glasses at most).
Consult a physician.
-Indication of any immediate medical attention and special treatment needed.
No data available
ACCIDENTAL RELEASE MEASURES of POLYPROPYLENE FIBER 6 MM:
-Environmental precautions:
Do not let product enter drains.
-Methods and materials for containment and cleaning up:
Cover drains.
Collect, bind, and pump off spills.
Observe possible material restrictions.
Take up dry.
Dispose of properly.
Clean up affected area.
FIRE FIGHTING MEASURES of POLYPROPYLENE FIBER 6 MM:
-Extinguishing media:
*Suitable extinguishing media:
Carbon dioxide (CO2)
Foam
Dry powder
*Unsuitable extinguishing media:
For this substance/mixture no limitations of extinguishing agents are given.
-Further information:
Prevent fire extinguishing water from contaminating surface water or the ground water system.
EXPOSURE CONTROLS/PERSONAL PROTECTION of POLYPROPYLENE FIBER 6 MM:
-Control parameters:
--Ingredients with workplace control parameters:
-Exposure controls:
--Personal protective equipment:
*Eye/face protection:
Use equipment for eye protection.
Safety glasses
*Body Protection:
protective clothing
*Respiratory protection:
Recommended Filter type: Filter A
-Control of environmental exposure:
Do not let product enter drains.
HANDLING and STORAGE of POLYPROPYLENE FIBER 6 MM:
-Conditions for safe storage, including any incompatibilities:
*Storage conditions:
Tightly closed.
Dry.
STABILITY and REACTIVITY of POLYPROPYLENE FIBER 6 MM:
-Chemical stability:
The product is chemically stable under standard ambient conditions (room temperature).
-Possibility of hazardous reactions:
No data available
