Research Article

Investigation of Mechanical Properties of Basalt Particle-Filled SMC Composites

Table 3

The formulation of SMC prepreg.

CompoundWeight percentage (%)

Unsaturated polyester36
Thermoplastic resin10
Polymerization catalyst0.5
CaCO3 or basalt particle30
Glass fibre SMC3-2400 (65 mm)20
Other additives3.5

Total100