Polypropylene (PP) Bristles – Complete Brush Filament Guide
Cost-effective workhorses for wet, chemical-heavy environments. NAKSHA TECHNO FIBER manufactures premium Polypropylene (PP) bristles engineered for exceptional durability, flexibility, and performance in industrial, household, and specialty brushes. Diameters 0.3–4.00 mm. Custom cut lengths 25–500 mm, tapered, flagged, or crimped profiles. Produced in Ahmedabad with advanced extrusion technology. ISO 9001:2015 certified.
ISO 9001:2015
<0.1% Water Absorption
Lightweight (0.90 SG)
Chemical Resistant
Bristle Technology
Polypropylene
Economical, chemical/moisture resistant, UV-stabilized options.
Manufacturing
Multi-filament godet drawing, tip flagging, bundle collating.
Tapered Design
Economy taper for better penetration and snap-back.
UV Stabilized
UV-stable pigments for outdoor and weather-exposed brush applications.
Detailed Specifications
Engineered for reliable, cost-effective brush performance.
PP Bristle Properties
| Property | Specification | Test Method | Brush Performance |
|---|---|---|---|
| Diameter | 0.3–4.00 mm (±0.05 mm) | Laser micrometer | Economy to industrial |
| Tensile Strength | 450–680 MPa | ASTM D2256 | Reliable everyday use |
| Elongation | 20–40% | ASTM D2256 | Adequate flex |
| Bend Recovery | 85–95% (50K cycles) | Loop test | Fatigue resistance |
| Abrasion Cycles | >600K | Taber Abraser | Long-lasting economy |
| Fibrillation | Optional 3–12 petals | Microscopy | Sweep efficiency |
| Melting Point | 162–172°C | DSC | Heat-formable |
| Water Absorption | <0.1% | ASTM D570 | Stays stiff when wet |
| Specific Gravity | 0.90 | ASTM D792 | Lightweight |
Customization Options
PP Capabilities
- Tapered: Economy taper for better penetration.
- Flagged Ends: Standard flags for paint/water retention.
- Crimped: Flat crimp for stiffer sweep pattern.
- Cut Lengths: 25–500 mm for exact tufting specs.
- Colors: UV-stable pigments for branding/identification.
- Additives: UV, flame retardant for specialty performance.
Packaging Formats
Precision
25 kg / 48–52 mm
Toothbrushes, cosmetic
Industrial
20 kg / 50–60 mm
Brooms, scrubbers
Spools
5–15 kg
Tufting machines
Bulk
1 MT
High-volume export
Applications & Performance Edge
PP bristle advantages across brush types.
PP Bristle Performance by Brush Type
| Brush Type | PP Advantages | Service Life Gain |
|---|---|---|
| Paint/Artist | Economy option | 3x vs. natural hair |
| Floor Scrub | Chemical resistance | 40% longer |
| Street Broom | Weather/UV resistance | Cost-effective volume |
| Toilet/Deck | Non-absorbent | Mildew-free performance |