FELTED FILTER FABRICS
Shaffer offers filter bags in a variety of weights, construction and finishes made of the following:
| Media | Features |
|---|---|
| Polyester | Workhorse of the industry. Many styles. |
| Polypropylene | Chemical resistant. Good to 200°F. |
| Homopolymer Acrylic | Abrasion and acid resistant. |
| Nomex | Most commonly used High Temp fabric (400°F). |
| PPS (Ryton, Procon) | Resistant to chemicals, sensitive to oxygen. |
| P-84 | Excellent efficiency and 465°F capability. |
| Fiberglass | Low cost High Temp fabric, good to 550°F. |
| PTFE (Teflon) | Chemical resistance and 550°F capability. |
| Expanded PTFE | More efficient version of Teflon. |
For matching the above fabrics to applications, refer to temperature and chemical resistance charts.