#1 PLASTIC INJECTION MOLDING COMPANY IN MEXICO
Redstone Manufacturing’s plastic injection molding facility in Mexico is committed to delivering the best-in-class buying experience from start to finish. Continue reading on to learn more about our unique approach to the plastic injection molding process, and how our US-based sales-staff can help you optimize tariff costs, and demystify the buying process of plastic injection molding services in Mexico.

PLASTIC INJECTION MOLDING IN MEXICO – SIMPLIFIED
THE LIST OF PLASTIC INJECTION MOLDING COMPANIES IN MEXICO IS ENDLESS…
With Mexico’s plastic injection molding industry consisting of more than 100 manufacturers spread out from Mexico City, Monterrey, and Baja California, the process of selecting a plastic injection molding vendor in Mexico can be overwhelming. Here at Redstone Manufacturing, we simplify the buying process and reduce the risk of working with foreign manufacturers. With headquarters in the USA and plastic injection molding manufacturing facilities in Mexico, our buyers receive guaranteed delivery backed by a US-based company with a US-based sales force they can trust. Combined with Redstone Manufacturing’s supply chain, tariff consulting, and diverse plastic injection molding production capabilities, the end result is significant cost savings and reduced risk during your plastic injection molding process from start to finish.

OUR PLASTIC INJECTION MOLDING FACILITY IN MEXICO HAS THE FOLLOWING CAPABILITIES
| SIZES AVAILABLE | 20 grams to 10 kg |
| MATERIALS AVAILABLE | ABS, HDPE, LDPE, PE, PEEK, POM, PP and more. |
| TOLERANCE | +/- 0.008″ (0.203 mm) |
| LEAD TIME | 5-8 weeks |



Plastic Injection Molding in Mexico: Custom and Precision Plastic Components
Redstone Manufacturing partners with leading plastic injection molding mexico providers to deliver high-quality, durable, and cost-effective plastic components for automotive, electronics, consumer products, and industrial applications. Our mexico plastic injection molding services ensure precision, consistent quality, and cost-efficient manufacturing for both prototypes and high-volume production.
Plastic Injection Molding Process Description
Plastic injection molding is a manufacturing process in which molten plastic is injected into a steel mold under high pressure. Once the material cools and solidifies, the mold is opened, and the finished part is ejected. This method allows for consistent part quality, high precision, and complex geometries.
Redstone’s plastic injection molding in mexico partners use advanced technologies including:
- High-precision injection molding machines for thermoplastics and engineering plastics
- Multi-cavity molds for high-volume production
- Temperature and pressure control for consistent material properties
- Automated ejection, trimming, and secondary operations
- Dimensional inspection and quality assurance
This process allows for the production of complex, lightweight, and durable plastic parts with excellent surface finish and repeatable accuracy.
Why Choose Redstone for Plastic Injection Molding in Mexico
Redstone Manufacturing is a trusted partner for plastics injection molding in mexico due to:
- Access to vetted plastic injection molding mexico suppliers with proven expertise
- Engineering support for part design optimization and manufacturability
- Cost-effective solutions for prototypes, small-volume, and large-scale production
- Expertise with a wide range of plastics including ABS, polycarbonate, nylon, and polypropylene
- Tight tolerances and high-quality surface finishes
- On-site quality control and inspection
- Efficient logistics and worldwide shipping
Partnering with Redstone ensures clients receive reliable mexico plastic injection molding services that meet all quality and performance requirements.
How to Order Plastic Injection Molding Services
- Submit your design files
Include CAD models, drawings, material specifications, and tolerances. - Receive a detailed quotation
Redstone evaluates production volume, material, mold requirements, and finishing needs. - Prototype or first-article production
Initial parts are produced and inspected for dimensional accuracy and surface quality. - Tooling and mold preparation
High-precision molds are fabricated for accurate replication. - Full-scale production
Approved designs proceed to batch manufacturing with our plastic injection molding mexico partners. - Quality verification
Each batch undergoes inspection for dimensions, material compliance, and surface finish. - Packaging and delivery
Finished parts are securely packaged and shipped worldwide.
Types of Plastic Injection Molding Services in Mexico
Redstone offers a variety of mexico plastic injection molding services:
Custom Plastic Injection Molding
Supports complex geometries, small-volume production, and prototypes.
High-Volume Production
Efficient manufacturing of standardized components while maintaining tight tolerances and quality.
Multi-Material Injection Molding
Allows for overmolding, insert molding, and combination parts for advanced applications.
Prototype and Low-Volume Runs
Rapid production of functional prototypes or limited batch orders for product testing and development.
Available Finishes
Plastic components from plastic injection molding in mexico can include:
- Polishing and deburring
- Textured or matte finishes
- Painting or powder coating
- Assembly-ready parts with inserts or fasteners
- Custom color matching and surface textures
- Secondary machining or finishing operations
Applications of Plastic Injection Molded Components in Mexico
Mexico plastic injection molding serves multiple industries:
- Automotive and transportation components
- Electronics housings and connectors
- Consumer products and appliances
- Industrial machinery parts
- Medical devices and components
- Packaging and storage solutions
- Prototypes and specialized custom parts
These applications benefit from the precision, durability, and consistency of plastic injection molding mexico.
Advantages of Plastic Injection Molding
Plastic injection molding provides several key benefits:
- High precision and repeatable tolerances
- Ability to produce complex and detailed designs
- Efficient production for both small and large volumes
- Wide range of plastic materials and colors
- Excellent surface finish with minimal post-processing
- Cost-effective tooling and reduced material waste
By leveraging Redstone’s engineering expertise and trusted plastics injection molding in mexico partners, clients receive high-quality, precise, and reliable plastic components for demanding applications worldwide.





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Changed from Brochure to Newsletter on 8/12/24