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 200F.
Homopolymer Acrylic Abrasion and acid resistant.
Nomex Most commonly used High Temp fabric (400F).
PPS (Ryton, Procon) Resistant to chemicals, sensitive to oxygen.
P-84 Excellent efficiency and 465F capability.
Fiberglass Low cost High Temp fabric, good to 550F.
PTFE (Teflon) Chemical resistance and 550F capability.
Expanded PTFE More efficient version of Teflon.

For matching the above fabrics to applications, refer to temperature and chemical resistance charts.