Technologies

Injection molding

Structural injection molding

Sigma Industries is the composites specialist for large part injection molding. Our unique blend of reinforced thermoplastic and thermosetting molding technologies provide unmatched flexibility in component sourcing and design.

Structural injection molding options:

Engineering-grade thermoplastics

Glass reinforced homo-and-copolymers for high-strength, impact resistant structural connectors
Corrosion resistant components for hostile environments

Option of high-recycled content for truly “green” applications, or virgin materials where strength and appearance count
Large non-cosmetic parts for transit applications