Filter Bag Fiber Characteristics

Basic fiber Characteristics
Fiber	Max Cont. opre. temp.(°F)	Acid Resistance	Alkali Resistance	Flex Resistance	support Combustion	special Properties
Acrylic Co-polymer	248°	Good	Fair	Good	Yes	Perform well in moist heat
Cotton	180°	Poor	Excellent	Good	Yes	Low cost can be treated with a flame retardant agent
polyester	275°	Good	Fair	Good	Yes	degradation may occur in hot humid conditions
acrylic Home-polymer	284°	Good	Fair	Good	Yes	An acrylic, but for higher temperature application
Fiberglass	550°	Fair	Poor	Poor	No	Finishes limit maximum temperature range
Nylon	200°	Poor	Excellent	Excellent	Yes	Excellent tensile strenght and flex life
Polyproplene	200°	Excellent	Excellent	Excellent	Yes	Excellent cake release
Nomex*	400°	Fair	Excellent	Good	No	High temperature Aramid
Teflon*	450°	Excellent	Excellent	Fair	No	Expensive-excellent chemical resistance
P-84**	500°	Good	Poor	Excellent	No	Non-flammable and thermostable organic fiber
Ryton***	375°	Excellent	Excellent	Good	Yes	Ability to perform at hight temperature

*Dupont **Lenzing AG Trademark ***Philips Trademark