Tensile properties and tear strength of rubber composites were
measured according to ISO 37 and ISO 34 but with thinner test
pieces, respectively. Test specimens were cut in both longitudinal
and transverse fiber orientations. The measurements were carried
out on a universal testing machine (Instron 5566, High Wycombe,
UK) fitted with a long travel contact-style extensometer. A crosshead
speed of 500 mm/min and 1 kN load cell were used. Average