PRISTYNE® Filter Media, from technology leader W. L. Gore & Associates, offers the best overall value for quality and performance. Over 30 years of membrane development is now available to you in an exceptionally cleanable and durable laminate. Made by W. L. Gore & Associates, the most trusted name in the industry, PRISTYNE® Filter Media packages Gore’s extensive ePTFE knowledge into an efficient, high performance laminate. With a choice of over 25 proven backing materials, you can pick the best solution for your application, or your budget.
| Woven Fiberglass with Acid-Resistant Finish 6240 Expanded PTFE Membrane on Woven Fiberglass with Acid-Resistant Finish |
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|---|---|
| Fiber | Fiberglass |
| Yarn Type Warp | 37 1/0; 37 1/0 Tex |
| Yarn Type Fill | 75 1/3 Tex |
| Finish (Base Fabric) | Acid-Resistant |
| Weight (Nominal) | 16.8 oz/yd2 570 gm/m2 |
| Weave Pattern | Double-Beam; Modified Crowfoot |
| Thread Count | 48 x 30 (Warp x Fill) |
| Air Permeability (Average) | 6.2 cfm/ft2 @ 0.5" wg 3.0 (m3/min/m2 @ 20 mm wg) |
| Continuous Service Temperature | 500ºF 260ºC |
| Mullen Burst Strength | 600 psi (minimum average) 4137 kilopascals |
| Breaking Strength Warp | 300 Lbf/2" (minimum average) 1330 N/5 cm |
| Breaking Strength Fill | 200 Lbf/2" (minimum average) 885 N/5 cm |