Research Article
Investigation of Mechanical Properties of Basalt Particle-Filled SMC Composites
Table 3
The formulation of SMC prepreg.
| Compound | Weight percentage (%) |
| Unsaturated polyester | 36 | Thermoplastic resin | 10 | Polymerization catalyst | 0.5 | CaCO3 or basalt particle | 30 | Glass fibre SMC3-2400 (65 mm) | 20 | Other additives | 3.5 |
| Total | 100 |
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