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L-901

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Woven Graphite Adhesive Prepreg

851 W. 18 StreetCosta Mesa, CA92627(949) 650-8106 Fax:(949) 631-6190www.jdlincoln.com

Product Data Sheet

Revised: 12/20/06

Description

L-901 isa 250°F(121°C)curing,high peelstrength,flame retardant, epoxy prepreg available on a broad range of graphite fabrics or hybrid fabrics. L-901 is intended to beused as a single ply or multiple ply skin for aramid/phenolic honeycomb, fiberglass honeycomb or PVC foam core sandwich panels.

Advantages of L-901

No adhesiveis requiredbecause of the high peel strength and high toughness of theL-901resinmatrix. L-901 can be bonded directly to a variety of core materials. Easy processing is another major advantage. L-901 can be cured with vacuumbag, press orautoclave type cures from90 minutesat 235°F (113°C)or in just40 minutesat 275°F (135°C)with contact pressure (235°F (113°C) cure temperatures are recommended for urethane or PVC core). L-901 is alsoan excellent laminating prepregwhen high impact strength and toughness are required.

Physical Properties on 7 mil Graphite Fabric

Standard Weight:0.067 lbs/ft
2 (335 g/m²) Standard Resin Content:42% by weight Standard Tack:Slightly tacky on one side Cured Ply Thickness:0.007” (0.178 mm) OtherWeights, Resin Contents, and Fabrics are Available.

Flammability

Self Extinguishing per FAR part 25.853

Availability

Up to 60” width in rolls up to 100 yards long (152 cm x 91 m)

Shelf Life

6 months at 40°F (4°C) or below 7 days at Room Temperature (70°F or21°C)

Cure Cycles

40 minutes at 275°F (135°C), or 60 minutes at 250°F (121°C), or 90 minutes at 235°F (113°C). L-901