Looking for the perfect plastic molding manufacturer can feel like searching for a needle in a haystack. With so many options, how do you know which factory will deliver quality, reliability, and value? Choosing the right partner can streamline your production, save you money, and protect your reputation. The top factories combine cutting-edge technology with years of expertise, ensuring your projects come out perfect every time. Curious which manufacturers stand out from the crowd?

Read on to discover our top picks—and how to make the best choice for your business!

Related Video

Plastic Molding Manufacturing | High Volume Plastic Injection Molding

Product Details:
Plastic Molding Manufacturing (PMM) provides local manufacturing service solutions for creating complex precision plastic parts, supporting customers from concept to completion. They offer engineering, injection molding, design & tooling, and quality assurance services through four manufacturing plants equipped with over 100 presses.

Technical Parameters:
– Over 100 injection molding presses across 4 manufacturing plants
– Expertise in ISO Class 8 Cleanroom molding for medical devices
– Capabilities in engineering, design, tooling, and quality control
– Automation in plastic injection molding processes

Application Scenarios:
– Medical device manufacturing requiring stringent cleanroom conditions
– Consumer product components
– Industrial parts and assemblies
– Defense and transportation sector plastic parts

Pros:
– Quick, efficient, and cost-effective local manufacturing solutions
– Expertise in precision molding and complex part creation
– Ability to optimize and improve product design with customers
– Capability to meet strict industry standards, such as medical cleanroom

Cons:
– Limited information available on specific product limits or material types
– No explicit mention of support for extremely high volume or highly specialized

EVCO Plastics | Manufacturing & Injection Molding Company

Product Details:
EVCO Plastics is a manufacturer specializing in custom plastic injection molding, offering services including tooling & mold building, design for manufacturability, prototyping, returnable packaging, metal to plastic conversion, contract manufacturing, and thin wall packaging. Their expertise covers large parts, medical/healthcare components, plastic packaging, consumer and industrial products. Capabilities include various molding processes such as overmolding, gas assist, multi-shot, insert molding, liquid silicone rubber molding, stack molds, in-mold decorating/labeling, molded-in color, and secondary operations like UV coating.

Technical Parameters:
– Multiple plastic injection molding techniques (overmolding, gas assist,
– In-mold decorating and labeling, molded-in color, and UV coating secondary
– Support for large parts production, thin wall packaging, and metal to plastic

Application Scenarios:
– Medical and healthcare product manufacturing
– Industrial product parts and components
– Consumer product housings and assemblies
– Packaging solutions for various industries

Pros:
– Comprehensive in-house engineering and design for manufacturability
– Wide range of advanced molding processes and secondary capabilities
– Expertise in both small and large part production
– Experience servicing medical, industrial, consumer, and packaging sectors

Cons:
– Technical specifications (e.g., size limits, tolerances, material types) are
– May not cater to low-volume, boutique, or non-injection molded manufacturing

Precision Molds & Molded Products | PM Mold

Product Details:
PM Mold is a full-service mold manufacturer and plastic injection molder specializing in high-tolerance, custom molds and injection molding services.

Technical Parameters:
– Press sizing from 28 Ton to 500 Ton
– Custom molds up to 20,000 lbs
– 43,000+ sqft facility for molding & molded products

Application Scenarios:
– Automotive interior trim
– Aerospace components
– Medical device parts
– Home appliance parts

Pros:
– Technically oriented and quality driven
– Supports entire plastics manufacturing process from development to distribution
– Offers rapid prototyping using 3D printing
– Value-added services that speed mold building and reduce downtime

Custom Injection Molding Manufacturer | Nicolet Plastics | Injection …

Product Details:
Nicolet Plastics offers full-service custom plastic injection molding, engineering and product support, additive manufacturing (3D printing in plastic and metal), and value-added operations such as assembly and post-molding services. They serve a wide range of industries including industrial, medical, marine, aerospace, and consumer products, supporting both low-to-high-volume production.

Technical Parameters:
– Injection molding equipment range: 30 to 600 tons clamping force
– Specialized automated insert molding cells for dedicated production
– Capabilities in tight tolerance and micro molding
– 3D Printing options: Carbon 3D plastic printing, Mantle 3D metal printing

Application Scenarios:
– Automotive parts manufacturing
– Medical device fabrication
– Industrial and consumer goods production
– Packaging components

Pros:
– Supports high-volume production with complex part designs
– Offers tight tolerances and micro molding precision
– Provides comprehensive engineering, tooling, and prototype support
– Material versatility with broad selection of resins and additive manufacturing

Cons:
– High tooling costs can be a barrier for small production runs
– Challenges include material degradation, mold wear, warpage, and short

Plastic Molding Manufacturer: Plastic Injection Molding | RSP – RSP Inc.

Product Details:
RSP offers custom plastic injection molding services, providing design, engineering, prototyping, and full-scale production. They work with a range of thermoplastic and thermoset materials to produce parts and finished assemblies for various industries.

Technical Parameters:
– Supports a wide array of thermoplastic and thermoset materials
– Manufacturing capabilities for small to large part sizes
– Advanced tooling, including multi-cavity and family molds
– Capability to support both short-run prototypes and high-volume production

Application Scenarios:
– Automotive components manufacturing
– Consumer electronics and appliance housings
– Medical device parts
– Industrial equipment components

Pros:
– Turnkey solutions from design through production
– Experienced in working with diverse industries and material requirements
– Ability to handle both low- and high-volume orders efficiently
– In-house engineering and tooling support for faster project turnaround

Cons:
– Initial tooling costs can be high for new projects
– Lead times may increase for complex or highly customized parts

ISO 13485 Certified Injection Molding Company | Plastic Injection Molding

Product Details:
Seaway Plastics is an ISO 13485 certified injection molding company specializing in mold design, tooling, plastic injection molding (thermoplastic and liquid silicone rubber), cleanroom molding and assembly, low-to-mid volume injection molding, and post molding operations.

Technical Parameters:
– Ability to build all-aluminum molds, aluminum-and-steel combinations, or
– Experience with over 700 different types of resins including Liquid Silicone
– Cleanroom molding and assembly capabilities
– In-house tooling and DFM (Design for Manufacturability) support

Application Scenarios:
– Medical device manufacturing
– Aerospace and defense components
– Consumer products
– Precision industrial parts

Pros:
– ISO 13485 certified, demonstrating commitment to quality (especially important
– Offers a wide range of mold construction types and materials to suit project
– Expertise with a large number of resins (700+), including advanced materials
– Cleanroom capabilities for applications requiring high levels of cleanliness

Cons:
– Details on production capacity, turnaround times, and pricing are not provided
– Information on large-scale/high-volume manufacturing is not specified

Plastic Injection Molding – Full-Service Custom Molding

Product Details:
Universal Plastic Mold (UPM) offers comprehensive, large-part and high tonnage custom plastic injection molding services, with turnkey solutions including program management, assembly, distribution, warehousing, and logistics. Their one-stop facility can handle production from prototyping to final shipment.

Technical Parameters:
– Injection molding machines ranging from 240 tons to 2,000 tons in capacity
– Full 24/7/365 operation with over 300 employees
– ISO 9001:2015 certified and ISO/TS 16949 compliant
– On-site warehousing and container loading/unloading

Application Scenarios:
– Manufacturing plastic parts for businesses across a wide range of industries
– Producing prototypes for new products
– Automotive parts production (as suggested by ISO/TS 16949 compliance)
– Consumer products such as bottles, toys, and components for everyday use

Pros:
– Full-service, single-source facility covering design, molding, assembly,
– Expertise in both small and large-batch production with just-in-time (JIT)
– Streamlined logistics for reduced time to market and minimized overhead costs
– Certified quality management for consistent product quality

Cons:
– Complexity of service offerings may be overwhelming for clients needing only
– Focus on large-part and high tonnage projects may not suit small-scale or

USA Manufacturer | Custom Injection Molding & CNC Machining | MSI

Product Details:
MSI Mold manufactures custom plastic injection molded parts and precision CNC machined metal parts in the USA. All parts and tooling are produced in-house, with full responsibility for quality and lead time. Services include mold building, prototyping, design consultations, engineering support, and both small (100 units) and large (up to 100,000 units) production runs. The company uses certified prime-grade materials and advanced manufacturing machinery and software.

Technical Parameters:
– Parts range: 100 to 100,000 units per order
– Lead times for tooling: 10 days to 12 weeks
– ISO 9001 certified, ITAR registered facility
– Prototyping and 3 & 4 axis milling CNC capabilities

Application Scenarios:
– Production of custom plastic and metal components for various industries
– Rapid prototyping to reduce production design risks and accelerate project
– Supply of high-tolerance parts for manufacturing and assemblies
– Projects requiring certified quality, on-time delivery, and local USA

Pros:
– 100% in-house manufacturing ensures full quality and delivery control
– Free engineering support and design consultation for customers
– Unlimited tooling life warranty for molds manufactured and run at MSI
– No hidden charges and fast, accurate custom quotes

Cons:
– No explicit mention of support for very high-volume (over 100,000 units) or
– Production is limited to in-house (USA) facility; may not suit customers

The Leading Plastic Extrusion Company | Pexco

Product Details:
Pexco is a leading plastic extrusion company specializing in custom plastic extrusion solutions, offering capabilities in profile, rod, and tube extrusions, high-performance fluoropolymer molding technologies, precision machining, and a variety of value-added services. Their product portfolio includes EnduroSharp® Torlon® Tools, extruded elastomers, and a comprehensive range of fence privacy products under brands such as PDS®, Winged Slat®, LiteLink®, HedgeLink®, and FinLink®.

Technical Parameters:
– Processes include profile, rod, and tube extrusions along with advanced
– Material expertise covers ultra high performance plastics, fluoropolymers,
– Offers custom manufacturing solutions tailored to specific industry needs.
– Product-specific features such as Bottom Lock, Top Lock, and specialized fence

Application Scenarios:
– Industrial and commercial fencing requiring privacy and enhanced durability.
– Manufacturing sectors needing custom plastic extrusions or high-performance
– Precision components for aerospace, automotive, or electronics applications due
– Tooling applications utilizing EnduroSharp® Torlon® Tools.

Pros:
– Wide range of material options allows for tailored solutions for demanding
– Specialized extrusion capabilities support both standard and custom profiles.
– Brands and products are optimized for specific industry applications (e.g.,
– Ability to deliver value-added and secondary services, streamlining the supply

Cons:
– Complex custom solutions may result in longer lead times compared to
– Highly specialized products and materials can be higher in cost than standard

Custom Plastic Parts | Pioneer Plastics

Product Details:
Custom plastic part design and manufacturing using plastic injection molding, including prototyping, mold building, production, and distribution. Pioneer Plastics provides turnkey solutions with in-house engineering, tooling, and quality control for custom plastic components across various industries.

Technical Parameters:
– 25 modern plastic injection molding machines ranging from 75-ton to 1200-ton
– 50,000+ square foot production and distribution facility
– In-house tool and die shop for mold fabrication and maintenance
– All molds are maintained on a preventative schedule and covered by a mold

Application Scenarios:
– Food industry (custom molded parts for food preparation equipment)
– Display cases and containers for collectibles and sports memorabilia
– Organizational storage containers for household, hobby, and tool storage
– Replacement parts for home and industrial appliances (service parts)
– Custom plastic solutions for government sector contracts

Pros:
– Rapid prototyping and expert product design guidance
– Short lead times and cost savings due to efficient in-house tooling and
– Rigorous quality control and mold guarantee ensure high part quality
– Long-standing client relationships and strong industry expertise

Cons:
– Primarily suited for large quantity production runs; not optimized for very low
– Lead times for new projects may depend on custom mold design and fabrication

Comparison Table

Company	Product Details	Pros	Cons	Website
Plastic Molding Manufacturing	High Volume Plastic Injection Molding	Plastic Molding Manufacturing (PMM) provides local manufacturing service	Quick, efficient, and cost-effective local manufacturing solutions Expertise in	Limited information available on specific product limits or material types No
EVCO Plastics	Manufacturing & Injection Molding Company	EVCO Plastics is a manufacturer specializing in custom plastic injection	Comprehensive in-house engineering and design for manufacturability Wide range	Technical specifications (e.g., size limits, tolerances, material types) are
Precision Molds & Molded Products	PM Mold	PM Mold is a full-service mold manufacturer and plastic injection molder	Technically oriented and quality driven Supports entire plastics manufacturing
Custom Injection Molding Manufacturer	Nicolet Plastics	Injection …	Nicolet Plastics offers full-service custom plastic injection molding,	Supports high-volume production with complex part designs Offers tight
Plastic Molding Manufacturer: Plastic Injection Molding	RSP – RSP Inc.	RSP offers custom plastic injection molding services, providing design,	Turnkey solutions from design through production Experienced in working with	Initial tooling costs can be high for new projects Lead times may increase for
ISO 13485 Certified Injection Molding Company	Plastic Injection Molding	Seaway Plastics is an ISO 13485 certified injection molding company	ISO 13485 certified, demonstrating commitment to quality (especially important	Details on production capacity, turnaround times, and pricing are not
Plastic Injection Molding – Full-Service Custom Molding	Universal Plastic Mold (UPM) offers comprehensive, large-part and high tonnage	Full-service, single-source facility covering design, molding, assembly,	Complexity of service offerings may be overwhelming for clients needing only	www.upminc.com
USA Manufacturer	Custom Injection Molding & CNC Machining	MSI	MSI Mold manufactures custom plastic injection molded parts and precision CNC	100% in-house manufacturing ensures full quality and delivery control Free
The Leading Plastic Extrusion Company	Pexco	Pexco is a leading plastic extrusion company specializing in custom plastic	Wide range of material options allows for tailored solutions for demanding	Complex custom solutions may result in longer lead times compared to
Custom Plastic Parts	Pioneer Plastics	Custom plastic part design and manufacturing using plastic injection molding,	Rapid prototyping and expert product design guidance Short lead times and cost	Primarily suited for large quantity production runs; not optimized for very low

Frequently Asked Questions (FAQs)

How do I identify a reliable plastic molding manufacturer?
Look for manufacturers with proven experience, good customer reviews, and relevant certifications like ISO. Check their portfolio to see if they’ve handled projects similar to yours and ask for client references to verify their track record.

What factors should I consider when comparing manufacturers?
Consider quality standards, production capacity, turnaround time, pricing, communication responsiveness, and ability to handle your specific material and design requirements. Always request samples to evaluate product quality before making a decision.

Why is location important when choosing a plastic molding factory?
The location affects lead times, shipping costs, and import duties. Working with a local or regionally close manufacturer can simplify logistics and offer faster communication, especially for urgent projects.

How do I verify the quality of a manufacturer’s products?
Request product samples, certifications (like ISO 9001), and details about their quality control processes. Visiting the facility in person or through a virtual tour is also helpful for evaluating their capabilities and cleanliness.

What information should I prepare before contacting a manufacturer?
Have your product design files (like CAD drawings), desired materials, estimated order quantity, budget, and any specific quality requirements ready. Providing clear details helps manufacturers offer accurate quotes and timelines.