Aluminized fiberglass

Weaved from fiberglass yarn and laminated to an aluminum foil with a high temperature adhesive, this fabric has excellent heat, chemical and moisture resistance.


The EKA 644 is ideal as a heat reflecting barrier material.


Technical Data

Weight (ASTM-D-3776) ( oz/sy²)
ASTM-D-3776 19.5
Thickness (ASTM D-1777)
ASTM D-1777 0.026"
Tensile strenght (ASTM D-5587)
ASTM D-5587 Warp : 250 lbs/in
Fill: 200 lbs/in
Tear strength (ASTM D-5587)
ASTM D-5587 Warp : 50 lbs
Fill: 50 lbs
Burst strength (ASTM D-3786) (psi)
ASTM D-3786 550
Temperature of the aluminized foil 150°C (300°F)
N.B. The information, details and values indicated are to the best of our knowledge. We recommend to conduct tests according to local conditions. The data is subject to some variations without notice.