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Description: Duraglass Mats are relatively thin, bonded, nonwoven, fiberglass mats. They are composed of fiberglass filaments oriented in a random pattern, bonded together with a resinous binder. Duraglass 40 mils contains sized glass fibers to provide excellent mat strength and flexibility.

PHYSICAL PROPERTIES
¡¡ Unit Typical Tolerance Test Method
Weight/Square: lbs 2.35 2.2 - 2.5 FG 436 - 704
Thickness: mils 40 30 - 45 FG 436 - 702
Binder: Modified Urea
Formaldehyde Resin
Tensile Strength1:
MD (Dry) lbs/3¡± width 108 95 min avg. FG 436 - 703
CMD (Dry) lbs/3¡± width 100 95 min avg.FG 436 - 703
CMD Elmendorf Tear1: Grams --- 400 min avg. FG 436 - 556
Air Permeability2: CFM/sq ft 650 550 - 750 FG 436 - 910
Standard Width: inches 6¡¯9¡¯12¡¯18 +/- 1/8 ¡¡
Standard Length: feet 1000,1200,1600 +10
Core Size: inches 3 --- ¡¡

1 The average of 10 randomly selected specimens shall meet or exceed audit testing.
2 The average of 10 randomly selected samples that were audit tested.

** Information contained in this publication is accurate to the best knowledge and belief of Lonestar Specialties, LLC Any information or advice obtained from Lonestar Specialties, LLC is also given in good faith and it remains at all times the responsibility of the customer to ensure that the materials are suitable for the purpose intended. Due to a policy of continued development work, and according to the availability of raw materials, products may differ in detail from those described and are offered subject to the Company's conditions of sale.

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