The stress–strain properties and tear strength of the
composites were measured on an Instron Universal Testing
Machine, model 1114 according to ASTM D412 and
ASTM D624 respectively at 500 mm/min cross-head
speed. The hardness of the composites was measured by the shore type A Durometer according to ASTM 2240.
All tests were conducted at room temperature (25°C).