Features and Benefits

  • GORE™ membrane technology provides an excellent combination of filtration efficiency and dust cake release.
  • Polytetrafluoroethylene scrim offers superior chemical resistance and excellent dimensional stability.
  • Unique acid-resistant treatment reduces the detrimental effects of moisture and acids.
  • Withstands pressure drop up to 6.2 kPa (25 inches water gauge).
  • Available in top, bottom, and horizontal loading configurations.


  • Chemicals Processing: Dryers, bin vents, and nuisance dust collectors in the pigment, plastic, and catalyst industries.
  • Minerals Processing: Clinker coolers.
  • Metals Processing: Process venting dust collectors for base metal kiln applications.

Technical Specifications


475 g/m2 (14 oz/yd2)

Fiber Content

100 % Virgin Aramid

Felt Construction

Supported Needlefelt with Acid-Resistant Treatment

Continuous Operating Temperature

204 °C (400 °F)

Maximum Surge Temperature

218 °C (425 °F)

Acid Resistance

Very Good

Alkali Resistance


Breaking Strength


  • Warp

1112 N/5 cm (250 lb/2 in) wide sample

  • Fill

1600 N/5 cm (360 lb/2 in) wide sample

Mullen Burst

4653 kPa (675 psi)


1.91 mm (0.075 in)

Elongation at 50 lb


  • Warp

2.0 %

  • Fill

5.5 %

Flame-Resistance Testing ASTMD 6413-08


  • After Flame

0 seconds

  • After Glow

35.1 seconds

  • Char Length

1.1 inches


Not for use in food, drug, cosmetic or medical device manufacturing, processing, or packaging operations.