Comparative Study of the Mechanical and Water Absorption Behaviour of Basalt Fiber Reinforced Polymer Matrix Composites with Different Epoxies as Matrix for Biomedical Applications

Table 2

Properties of different epoxy-hardener combinations.

Laminate	Epoxy-hardener combination	Epoxy density at 25°C in g/cc (ISO 1675)	Hardener density at 25°C in g/cc (ISO 1675)	Epoxy viscosity at 25°C in MPa s (ISO 12058-1)	Hardener viscosity at 25°C in MPa s (ISO 12058-1)	Curing conditions used
L1	Lapox L12-hardener K6	1.120	0.954	9000–12000	5000–8000	80^0 C for 1-2 hrs
L2	Araldite LY1564-Aradur 22962	1.1 to 1.2	0.89–0.90	1200–1400	5–20	80^0 C for 1 hr
L3	Araldite LY556-Aradur HY951	1.1 to 1.2	0.980	1350–2000	10–20	Room temperature (25°C for 24 to 48 hrs)