Filtedge’s Filtration Material Product System
1. Special Fabric for the Dust Filter Bag
Acupuncture Process Series
- Applicable fields: Dust removal for high temperature and highly corrosive gases
- Material selection:
- Synthetic fibers: polyester, acrylic, PP, Aramid P84, PPS, PTFE
- Special materials: FMS composite material, fiberglass base cloth, basalt composite material
- Core advantage: The three-dimensional fiber structure has a large dust holding capacity and high gradient filtration efficiency
Woven Craft Series
- Main Material: Fiberglass Woven Fabric
- Typical application: Extreme high temperature conditions (such as cement kiln tail>280 ℃)
- Process features: The surface is treated with silicone/PTFE, which combines strength and dust cleaning performance
2. Special Fabric for Liquid Filtration
Needle-Punched Nonwoven Series
- Material combination: PP, PE, PTFE
- Applicable scenarios: Pre-filtration of high viscosity liquids, such as paint and grease separation
Woven Series
- Precision filtering options:
- Monofilament/multifilament nylon woven fabric
- Stainless steel sintered mesh
- Core value: Accurate and controllable pore size (1-500 μ m optional), suitable for pharmaceutical and food grade filtration
Material Technical Parameters
- Needle-Punched Felt
- Woven Fiberglass
- Liquid Filter Cloth
| Filter Material | Weight  (gsm) | Continuous Temperature | Peak Temperature | Resistance to Hydrolysis | Resistance to Acids | Resiatance to Alkalis | Resistance to Oxidation | PH Value | Finsh | |
| PP |  Polypropylene | 350-600 | 90℃ | 95℃ | Excellent | Excellent | Excellent | Restricted | 1-14 | Singeing, Calendering, Heat set, PTFE Membrane, Anti-static Treatment, Hydrophobic Treatment |
| PAN / Acrylic | Polyacrylnitrile copolymer | 350-600 | 115℃ | 120℃ | good | moderate | moderate | good | 6-13 | Singeing, Calendering, Heat set, PTFE Membrane, Anti-static Treatment, Hydrophobic Treatment |
| PAN-co / Acrylic |  Polyacrylnitrile homopolymer | 350-600 | 125℃ | 140℃ | good | good | moderate | good | 3-11 | Singeing, Calendering, Heat set, PTFE Membrane, Anti-static Treatment, Hydrophobic Treatment |
| PET |  Polyester | 350-600 | 150℃ | 150℃ | Restricted | moderate | Restricted | good | 4-12 | Singeing, Calendering, Heat set, PTFE Membrane, Anti-static Treatment, Hydrophobic Treatment |
| PPS | Polyphenylensulfide | 350-600 | 190℃ | 200℃ | Excellent | Excellent | Excellent | moderate | 1-14 | Singeing, Calendering, Heat set, PTFE Membrane, Anti-static Treatment, Hydrophobic Treatment |
| M-AR |  M-Aramide | 350-600 | 200℃ | 220℃ | moderate | moderate | moderate | moderate | 5-9 | Singeing, Calendering, Heat set, PTFE Membrane, Anti-static Treatment, Hydrophobic Treatment |
| PI / P84 | Polyimide | 350-600 | 240℃ | 260℃ | good | moderate | moderate | good | 3-13 | Singeing, Calendering, Heat set, PTFE Membrane, Anti-static Treatment, Hydrophobic Treatment |
| PTFE | Polytetrafluoroethylene | 600-800 | 250℃ | 280℃ | Excellent | Excellent |  Excellent | Excellent | 1-14 | Calendering, Heat set, PTFE Membrane, Anti-static Treatment, Hydrophobic Treatment |
| Material | weaving type | Weight (g/m²) | Air Permeability (cm³/cm²·s@127Mpa) | Tensile Strength (N/25cm) | Finsh | |
| Warp | Weft | |||||
| E-glass(T) | Double twill | 760±20 |   2-5 | >2400 | >2000 | PTFE Membrane |
| E-glass(T) | Double twill | 760±20 |   2-5 | >2400 | >2000 |  PTFE Membrane |
| E-glass(T) | Double twill | 760±20 |   <30 | >2400 | >2000 | PTEE Dipping |
| E-glass(T) | 1/3 twill | 340±15 |   2-5 | >1300 | >800 | PTFE Membrane + Acid resistance |
| E-glass(T) | 1/3 twil | 450±15 |   <33 | >2000 | >1000 | PTEE Dipping silicion  and  graphit |
| E-glass | Double weft | 550±15 |   <45 | >2000 | >2000 | Graphite |
| E-glass | Double weft | 590±15 |   2-5 | >2000 | >2000 | PTFE dipping+graphite |
| C-glass | Double weft | 590±15 |   <45 | >2000 | >2000 | Graphite |
| E-glass+ptfe | Double twill | 820±20 |   2-5 | >2000 | >2000 | PTFE Membrane |
| Refrasil | Double twill | 760±20 |   <30 | >2400 | >2400 | PTFE Diping |
| Refrasil | Double twill | 760±20 |   2-5 | >2400 | >2400 | PTFE Membrane |
| E-glass+ptfe | Double twill | 820±20 |   2-5 | >2000 | >2000 | PTFE Membrane |
| Refrasil | Double twill | 760±20 |   <30 | >2400 | >2000 | PTFE Dipping |
| Refrasil | Double twill | 760±20 |   2-5 | >2400 | >2000 | PTFE Membrane |
| Refrasil | Double twill | 760±20 |   <30 | >2400 | >2000 | Acid resistance |
| Refrasil | Double twill | 760±20 |   2-5 | >2400 | >2000 | PTFE Membrane+Acid resistance |
| E-glass(T) | 1/3 twil | 480±15 |   <30 | >2000 | >1200 | Acid resistance |
| E-glass | Double weft | 550±15 |   <45 | >2000 | >2000 | Graphite |
| Filter Cloth Performance                                                                                                                                                                                              (according to the requirement of filter process) | |||||||||||||
| Filter Media | Structure | Micron (μm) | Microoganism | Water | Temp. | Organic Solvent | ALCOHOL-ETHERS | Aliphatics | Aromatic | Weak Alkali | Stong Alkali | Weak Acid | Strong Acid |
| PP | Needle Felt | 1/5/10/25/50/75/100/150/200 | ☆ | ☆ | 90-110 | ☆ | ☆ | ☆ | ☆ | ☆ | ☆ | ||
| PE | 1/5/10/25/50/75/100/150/200 | ☆ | ☆ | 150-170 | ☆ | ☆ | ☆ | ☆ | ☆ | ||||
| PTFE | 1/5/10/25/50/75/100/150/200 | ☆ | ☆ | 250-300 | ☆ | ☆ | ☆ | ☆ | ☆ | ☆ | ☆ | ☆ | |
| NMO | Monofil. | 1/5/10/25/50/75/100…1250 | ☆ | ☆ | 150-170 | ☆ | ☆ | ☆ | ☆ | ||||
| Stainless steel | Monofil. | 20/40/60/80/100/200/300/500 | ☆ | ☆ | 800 | ☆ | ☆ | ☆ | ☆ | ☆ | ☆ | ☆ | ☆ |
Filtedge’s Filter Bag Accessory Product Series
1. Dust Filter Bag Accessories
- Bag opening spring expansion ring
- Material selection: Stainless steel (corrosion-resistant), carbon steel (economical and practical)
- Functional features: Ensure a tight fit between the filter bag and the flower board to prevent dust leakage
2. Bag Body Support Ring
- Material selection: stainless steel (high durability), carbon steel (high cost-effectiveness)
- Structural advantages: Enhance the compressive strength of the filter bag, avoid bag collapse, and extend its service life
3. Liquid Filter Bag Accessories
Plastic Sealing Ring
- Material selection: PP (polypropylene), PE (polyethylene)
- Structure type:
- F-ring: suitable for standard flange interfaces, easy to install
- H-ring: strengthened sealing design, better anti-leakage performance
Metal Sealing Ring
- Material selection: stainless steel (304/316), carbon steel (surface galvanized/sprayed)
- Applicable scenarios: corrosion-resistant, high-pressure, or high-temperature working conditions
