Carbon Fibers
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Sizings Available with HEXTOW® Continuous Carbon Fiber Products

Designation Fiber Out-life Size Compatibility* Recommended Uses Sizing Level
Unsized Indefinite Epoxy, Phenolic, Polycarbonate,
Polyurethane, Polyester, Polysulfones, Cyanate Ester, Vinyl Ester, Nylon, BMI, PES, PEEK, PEKK, PES, PVC, Polyimide, Polypropylene
Prepreg Tape 0
G 12-Months Epoxy, Phenolic, Polyurethane Weaving
Prepreg Tape
0.8 - 1.2
0.2 - 0.4
GP Indefinite Epoxy, Phenolic, Vinyl Ester, Polyurethane and Cyanate Ester  Weaving & Filament Winding
Prepreg Tape
0.8 - 1.2
0.2 - 0.4
H Indefinite Epoxy Weaving 0.8 - 1.2
R Indefinite Epoxy, Polyester Filament Winding 1.2 - 1.6
GS 36-Months Epoxy, Vinyl Ester, Polyurethane Prepreg Tape 0.3 - 0.7
E Indefinite Epoxy, Polyester Prepreg Tape, Weaving,
Pultrusion, & Filament Winding
0.9 - 1.3
J Indefinite Epoxy Weaving 0.8 - 1.2
* Compatibility with these Matrices is considered theoretically compatible. Hexcel cannot guarantee their results.