Polyphenylene Sulfide Filter Cloth
Polyphenylene Sulfide Filter Cloth is a high-performance industrial filtration material made from Polyphenylene Sulfide fiber. It is widely used in dust collection systems operating under medium-to-high temperature, acidic gas, and high humidity conditions.
With excellent chemical stability, low moisture absorption, flame retardant performance, and stable filtration efficiency, Polyphenylene Sulfide Filter Cloth is especially suitable for coal-fired power plants, cement plants, waste incineration systems, steel plants, chemical industries, and hazardous waste treatment applications.
Key Features: Excellent high temperature resistance, strong chemical stability, good moisture resistance, flame retardant performance, low operating resistance, and long service life under proper operating conditions.
Technical Specifications
| Item |
Description |
| Product Name |
Polyphenylene Sulfide Filter Cloth |
| Material |
Polyphenylene Sulfide Fiber |
| Melting Point |
Approximately 285°C |
| Continuous Operating Temperature |
160°C–190°C |
| Instant Maximum Temperature |
230°C–285°C |
| Limiting Oxygen Index |
34–35 |
| Moisture Absorption |
≤0.03% |
| pH Resistance Range |
pH 1–14 |
| Typical Weight |
500 g/m² |
| Thickness |
Approximately 1.8 mm |
| Air Permeability |
Approximately 130 L/dm²/min |
| Base Fabric |
100% Polyphenylene Sulfide or High-Strength Polyester Scrim |
Main Advantages
| Advantage |
Practical Value |
| Excellent High Temperature Resistance |
Suitable for continuous high-temperature flue gas filtration. |
| Strong Chemical Stability |
Good resistance to acidic gas, alkali gas, and organic solvents. |
| High Filtration Efficiency |
Fine particulate filtration efficiency can reach 99.99% with membrane lamination. |
| Good Moisture Resistance |
Hydrophobic treatment helps reduce condensation and bag blockage risk. |
| Good Mechanical Strength |
Stable performance under continuous pulse jet cleaning conditions. |
| Flame Retardant Performance |
Self-extinguishing material with excellent fire resistance. |
| Low Operating Resistance |
Lower differential pressure helps reduce fan energy consumption. |
| Long Service Life |
Typical operating life is 3–5 years under proper conditions. |
| Good Cost Performance |
Lower operating cost compared with Polytetrafluoroethylene filter media. |
Main Disadvantages
| Disadvantage |
Practical Impact |
| Limited Oxidation Resistance |
High oxygen concentration combined with high temperature may accelerate aging. |
| Moderate Abrasion Resistance |
Severe abrasive dust conditions may require membrane protection. |
| Hydrolysis Risk in Harsh Conditions |
High temperature and strong alkaline moisture may damage untreated material. |
| Higher Initial Cost Than Polyester |
Initial investment is higher than conventional filter media. |
Typical Industrial Applications
| Industry |
Application |
| Coal-Fired Power Plants |
Boiler flue gas dust collection systems. |
| Cement Industry |
Cement kiln tail and coal grinding systems. |
| Waste Incineration Plants |
High-temperature flue gas filtration systems. |
| Steel & Metallurgical Industry |
Blast furnace gas and sintering exhaust systems. |
| Chemical Industry |
Acidic and solvent-containing exhaust gas filtration systems. |
| Hazardous Waste Incineration |
Corrosive flue gas dust collection applications. |
Engineering Evaluation Summary
| Evaluation Item |
Performance |
| High Temperature Resistance |
Excellent |
| Chemical Stability |
Excellent |
| Moisture Resistance |
Good |
| Mechanical Strength |
Good |
| Flame Retardant Performance |
Excellent |
| Operating Resistance |
Low |
| Service Life |
Excellent |
| Cost Performance |
Good |
Engineering Recommendation:
Polyphenylene Sulfide Filter Cloth is recommended for industrial dust collection systems operating under acidic flue gas, high humidity, and medium-to-high temperature conditions. It provides an excellent balance of chemical resistance, filtration efficiency, flame retardant performance, long service life, and cost performance.
