Polyphenylene Sulfide (PPS) High-Performance Fiber
PPS Fiber: The Ideal Choice for Extreme Industrial Environments
Polyphenylene Sulfide (PPS) fiber is renowned for its exceptional chemical inertness and thermal stability. As a core product of CNV GROUP, our PPS staple fibers are specifically engineered for harsh environments such as coal-fired power plants, industrial boilers, and chemical filtration bags, maintaining stable physical properties in acidic conditions at 190°C long-term.
Why Choose CNV GROUP PPS?
- Limiting Oxygen Index (LOI) > 34, inherently flame retardant.
- Excellent hydrolysis resistance, ensuring longer lifespan in high-temp flue gas.
- Resistant to strong acids, alkalis, and most organic solvents.
Key Performance Index Comparison
| Physical/Chemical Property | CNV PPS Fiber | m-Aramid | Polyester (PET) |
|---|---|---|---|
| Long-term Service Temp | 190°C | 210°C | 150°C |
| Instantaneous Temp Resistance | 230°C | 240°C | 180°C |
| Acid/Alkali Resistance | Excellent | Fair | Poor |
| LOI (Flame Retardancy) | 34 - 35 | 30 - 31 | 21 |
Current Supply Specifications
We provide various fineness and lengths of customized PPS staple fibers, suitable for needle-punched or spunlace nonwoven processes:
- Standard Fineness: 1.0D, 1.2D, 1.5D, 2.0D, 3.0D, 5.0D
- Cut Length: 51mm, 64mm, 76mm (Customizable)
- Color: Solution Dyed (Natural Beige)