Engineering Excellence in Plastic Manufacturing
Stone Plastics delivers innovative injection molding solutions with 75 presses ranging from 5 to 500 tons. We specialize in custom, 2-shot, and insert molding with engineering grade thermoplastic resins.
From Concept to Production
Our streamlined process transforms your ideas into precision-molded components with quality and efficiency at every step.
Design & Engineering
Collaborative design optimization for manufacturability and cost efficiency
Precision Tooling
Custom mold design and build with advanced cooling systems
Production
75 injection presses delivering consistent quality with tight tolerances
Quality Assurance
Rigorous testing ensuring every part meets specifications
Advanced Manufacturing Capabilities
State-of-the-art equipment and decades of expertise deliver precision plastic components that exceed demanding specifications.
Precision Injection Molding
Advanced Manufacturing
Quality Assurance
Precision Tooling
Material Science
Automated Systems
Custom Injection Molding
Complex geometries with tight tolerances
2-Shot Molding
Multi-material component capabilities
Insert Molding
Metal and plastic integration
Engineering Materials
High-performance thermoplastics
Ready to Start Your Next Project?
Let's discuss how our injection molding expertise can bring your ideas to life with precision and quality.