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6D*90MM High Tenacity Anti-UV Polypropylene (PP) Staple Fiber | Weather Resistant PP Fiber for Outdoor Geotextile & Industrial Nonwoven

Product Summary
6D*90MM High Tenacity Anti-UV Polypropylene (PP) Staple Fiber Weather Resistant PP Fiber for Outdoor Geotextile & Industrial Nonwoven Product Overview PP fiber, high strength and UV resistance6D*90MM Specifications can be customized Product Description Our 6D*90MM High Tenacity Anti-UV Polypropylene ...
Basic Properties
Place of Origin: China
Brand Name: Octopus fiber
Certification: 99355241
Model Number: 6D*90MM
Trading Properties
Minimum Order Quantity: Starting from 1 ton
Price: Free samples sent
Payment Terms: D/A,D/P,Western Union
Supply Ability: Customized according to the quantity required by your company
Product Description
6D*90MM High Tenacity Anti-UV Polypropylene (PP) Staple Fiber
Weather Resistant PP Fiber for Outdoor Geotextile & Industrial Nonwoven
Product Overview
PP fiber, high strength and UV resistance
6D*90MM
Specifications can be customized
Product Description
Our 6D*90MM High Tenacity Anti-UV Polypropylene (PP) Staple Fiber is outdoor engineering-grade reinforced fiber specially developed for long-term exposed and buried geosynthetic applications. Using 100% virgin polypropylene pellets, matched with internal addition UV anti-aging system and high-strength spinning technology. It integrates high tensile performance, permanent UV protection, chemical corrosion resistance and lightweight advantages, becoming the preferred raw material for medium & heavy needle-punched geotextile in civil engineering, water conservancy and environmental protection projects worldwide.
Common ordinary polypropylene fiber lacks UV stabilizer. Once exposed to outdoor sunlight, molecular chains break quickly, leading to fiber brittleness, sharp strength drop and short service cycle. Our anti-UV PP staple fiber mixes high-efficiency light stabilizer evenly in melt spinning phase. The additive distributes inside each fiber, continuously blocking UV damage. Whether open-air paving or shallow buried with partial light exposure, it effectively delays aging, greatly extending the service life of finished geotextiles.
In mechanical performance, the fiber reaches breaking tenacity ≥5.2 cN/dtex, with balanced elongation. When geotextile bears foundation settlement, soil extrusion and construction machinery stretching, it has excellent anti-tearing and anti-cracking ability, providing reliable reinforcement, separation, filtration and drainage functions for engineering structures.
Different from conventional short-cut PP fiber, the 90mm longer cut length improves fiber interlocking degree after needle punching. The finished nonwoven fabric has higher overall strength and better dimensional stability. 6D medium denier achieves ideal balance of stiffness and flexibility. The fiber runs smoothly on large needle punching equipment, web surface uniform, few defects, suitable for mass continuous production of engineering geotextile.
Material characteristics of polypropylene bring unique advantages: density as low as 0.91g/cm³, non-hydroscopic, mildew and rot resistant, stable in acid, alkali and salt corrosive soil environment. It will not expand, hydrolyze or degrade after long-term underground burial, adapting to all kinds of complex geological conditions.
This fiber is widely used in road construction, dam engineering, slope protection, landfill, coastal restoration, agricultural weed control and other fields. We support customized UV additive content, fiber denier, length and color (white / black) according to project requirements.
Factory direct supply with stable monthly output, competitive bulk wholesale price. Free test samples are available for tensile test, anti-aging comparison and customer production line trial run. We support long-term stable cooperation with geotextile manufacturers, engineering material suppliers and environmental protection enterprises globally.
Application Scenarios
  • Civil Engineering Geotextile: Road base separation, highway & railway foundation reinforcement, embankment dam protection, slope erosion control
  • Water Conservancy Project: Reservoir anti-seepage cushion, drainage geotextile, river bank stabilization, sewage filter layer
  • Coastal & Saline Land Projects: Salt alkali soil isolation fabric, coastal anti-corrosion nonwoven, tidal zone protective material
  • Agriculture & Horticulture: Weed barrier ground cover, greenhouse isolation fabric, soil water retention nonwoven
  • Outdoor Industrial Nonwoven: Outdoor filter fabric, landscape engineering protective cloth, construction temporary covering material
  • Environmental Protection Industry: Landfill isolation layer, sludge dewatering filter medium, ecological restoration geotextile
Product Images
6D×90MM Anti-UV PP Staple Fiber product sample Close-up view of PP fiber texture PP fiber manufacturing process Industrial application of PP fiber
Product Specifications
Item Detailed Parameter
Product Name 6D*90MM High Tenacity Anti-UV Polypropylene (PP) Staple Fiber
Standard Spec 6D Medium Denier, 90mm Long Fixed Cut Length
Raw Material 100% Virgin Polypropylene Granules, built-in UV stabilizer & anti-aging additive
Density 0.91 g/cm³, lighter than most synthetic fibers
Breaking Tenacity ≥5.2 cN/dtex, excellent tensile & tear resistance
Elongation at Break 50%-60%, good toughness & impact resistance
Melting Point 163℃ ~ 170℃
Crimp Number 9-11 crimps / 25mm, good fiber cohesion for web forming
Oil Content 0.12%-0.20%, anti-static treatment, low fly waste during processing
Core Function Built-in UV stabilizer, anti-aging, high tenacity, acid & alkali resistance, zero water absorption, mildew proof
Weather Performance Resist long-term outdoor sunlight exposure, effectively delay fiber brittleness & strength loss
Compatible Process Needle punching, carding, geotextile production, industrial nonwoven, blended spinning
Main Application Civil engineering geotextile, slope erosion control, road stabilization, drainage fabric, outdoor industrial nonwoven, agricultural ground cover, coastal anti-corrosion fabric
Package 25kg Moisture-Proof Woven Bag, Pallet Loading for Global Bulk Export
Core Advantages
1. Built-In UV Stabilizer, Outdoor Anti-Aging & Long Service Life
UV stabilizer and anti-aging agents are evenly blended into PP raw materials during melt spinning, not surface coating. It effectively absorbs and neutralizes ultraviolet radiation. Under long-term outdoor sunlight exposure, it avoids rapid brittleness, strength attenuation and pulverization, greatly extending the service life of geotextiles and outdoor nonwoven products. Perfectly solves the biggest point of ordinary PP fiber: easy aging under open-air conditions.
2. High Tenacity & Excellent Toughness, Strong Load-Bearing Capacity
Optimized spinning and drafting process achieves breaking tenacity ≥5.2 cN/dtex. The fiber owns outstanding tensile strength, tear resistance and impact resistance. Finished geotextiles can withstand long-term soil load, foundation settlement and construction mechanical stretching. Not easy to crack or break in road, dam and slope protection projects, stable structural reinforcement performance.
3. Outstanding Chemical Stability, Acid & Alkali Resistant, Mildew Proof
Polypropylene material features excellent inertness. It resists most acids, alkalis, salt ions and soil corrosive substances. Zero water absorption, will not absorb moisture to breed mildew, bacteria or rot. Suitable for wet soil, coastal saline land, sewage treatment and other harsh environments. No degradation even buried underground for a long time.
4. 6D Medium Denier + 90mm Optimized Long Length, Superior Needle Punching Performance
90mm longer staple length increases fiber interlocking effect after needle punching, significantly improving the overall tensile strength of nonwoven geotextile. 6D medium denier balances rigidity and flexibility, avoiding excessive fine denier low strength or coarse denier poor web uniformity. Compatible with large-scale high-speed needle punching production lines; fiber cohesion is good, web forming uniform, low fly waste, stable continuous production.
5. Ultra-Light Weight, Low Density, Reduce Project Transportation & Paving Cost
PP density is only 0.91g/cm³, lighter than polyester and nylon fiber. Under equal weight, it can cover larger construction area, effectively reducing transportation weight and on-site paving workload for engineering projects. It brings obvious cost advantages for large civil engineering bulk procurement.
Frequently Asked Questions
Q1: How does the anti-UV function work? Will the anti-aging additive wash or fall off?
A1: UV stabilizer is internally blended into PP melt during spinning instead of surface coating. The functional component exists inside fiber molecular structure, no shedding, durable anti-UV performance for long-term outdoor use.
Q2: What is the tensile strength of this PP staple fiber?
A2: Breaking tenacity ≥5.2 cN/dtex, with elongation at break 50%-60%. It has both high strength and good toughness, suitable for heavy-duty engineering geotextile production.
Q3: Why choose 90mm long cut length instead of common 64mm /76mm?
A3: Longer 90mm fiber forms tighter interlocking structure after needle punching, significantly lifting the overall tensile strength and tear strength of geotextile, ideal for high-standard infrastructure projects with strict strength requirements.
Q4: Can it be used in coastal saline soil and sewage environment?
A4: Yes. PP fiber has excellent acid, alkali and salt corrosion resistance, zero water absorption, anti-mildew, not easy to rot, perfectly suitable for coastal engineering, landfill and sewage treatment scenarios.
Q5: Can we customize black color or adjust UV additive dosage?
A5: Yes. We supply natural white and black anti-UV PP fiber; UV stabilizer content can be adjusted according to different outdoor service life requirements.
Q6: Is the fiber compatible with mainstream needle punching geotextile production lines?
A6: Fully compatible. Standard 6D*90mm specification, good carding property, low fly waste, no need to modify equipment parameters for mass production.
Q7: Can I get free samples for lab tensile and anti-aging testing?
A7: Small test samples are provided free of charge for strength testing, weathering contrast test and needle punching trial production.
Product Details
Name: PP Fiber, High Strength And UV Resistance
Specification: 6D*90MM
Native/Regenerative: Native
Color: White
More Sizes: Customizable
Siliconized/Non-Silicified: Non-silicified

Ms. Heidi

Overseas Sales Manager

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