Basalt Fiber vs. Fiberglass - Basalt Guru
Basalt Fiber vs. Fiberglass. December 13, 2010 by Basalt Guru 6 Comments. Basalt fiber proponents say that their product clearly outperforms E-glass in composites. In chopped mat, roving and unidirectional fabric forms, basalt fibers exhibit a higher breaking load and higher Young's modulus (a measure of the stiffness of a given material ...