Specialty Materials' 5521-f is a highly advanced prepreg tape with boron fibers in an a tough, rigid, 250°F curing epoxy resin.It is a 6-in. wide one-step tape, laminated resin films and scrim cloth with creeled fibers collimated at 208/inch (4-mil) or 152/inch (5.6-mil). Property data reported for samples with 4 mil fiber. Information provided by Specialty Materials, Inc. |