Struggling to find a reliable plastic molding factory you can trust? You’re not alone—choosing the right manufacturer is a make-or-break decision for quality, cost, and deadlines. With so many options out there, it’s tough to know who truly delivers. That’s why we’ve compared the top plastic molding factories, spotlighting their strengths, specialties, and what sets them apart. Ready to discover the best fit for your project? Let’s dive in and find your perfect partner!

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PMT – Plastic Molding Technology

Product Details:
Plastic Molding Technology (PMT) offers precision injection molding, thermoforming, engineering and design support, and finishing & assembly services. They provide turnkey solutions in plastic parts manufacturing with capabilities such as insert & overmolding, material selection, plastic gear molding, prototype molding, heavy gauge and large part thermoforming, vacuum/pressure forming, CNC machining, and tooling.

Technical Parameters:
– Precision injection molding
– Heavy gauge and large part thermoforming
– Capabilities in insert & overmolding, prototype molding, CNC machining
– Turnkey finishing and assembly across four Centers of Excellence

Application Scenarios:
– Aerospace & Defense components
– Medical device manufacturing
– Industrial products
– Automotive part production

Pros:
– Decades of injection molding experience with personalized project support
– Extensive line of thermoforming equipment for high accuracy and process control
– In-house engineering expertise and automated technologies for efficiency
– Certified quality across multiple strategic locations

Cons:
– No detailed technical specifications or material data are provided on the page
– Unclear scalability limits or order size minimums

Plastic Injection Molding – Full-Service Custom Molding

Product Details:
Universal Plastic Mold (UPM) provides custom and large part plastic injection molding services, including production, assembly, packaging, warehousing, logistics, and program management. They offer turnkey solutions for plastic product manufacturing with full-service program management, logistics, and just-in-time inventory strategies. UPM supports businesses of all sizes across various industries and handles everything from prototyping to direct shipping.

Technical Parameters:
– Injection molding machines ranging from 240 tons to 2,000 tons clamping force
– ISO 9001:2015 certified and ISO/TS 16949 compliant quality management systems
– 24/7/365 facility operation with over 300 employees
– On-site warehousing and shipping container loading/unloading

Application Scenarios:
– Automotive part production
– Consumer goods manufacturing (e.g., water bottles, toys)
– Prototyping new plastic products
– Businesses requiring large part or high-volume plastic injection molding

Pros:
– One-stop, turnkey facility for all injection molding needs
– Reduces costs, overhead, and time to market through comprehensive services
– Offers logistics, assembly, warehousing, and shipping in-house
– Certified quality management and ability to serve various industry standards

Cons:
– Limited details on materials and product types handled
– No specific information on advanced molding technologies (e.g., multi-shot,

Plastic Molding Manufacturing | High Volume Plastic Injection Molding

Product Details:
Plastic Molding MFG provides precision plastic injection molding services, including design, engineering, molding, and tooling solutions for complex parts from concept to completion. Their operations include four manufacturing plants and over 100 presses, handling projects for various industries, with a specialty in ISO Class 8 Cleanroom production for medical devices.

Technical Parameters:
– Over 100 injection molding presses across four plants
– ISO Class 8 Cleanroom for medical device manufacturing
– Engineering support for design optimization
– Automated plastic injection molding capabilities

Application Scenarios:
– Medical device manufacturing with cleanroom requirements
– Production of industrial and consumer plastic components
– Defense and transportation sector part fabrication
– Connector and precision component applications

Pros:
– Quick, efficient, and cost-effective local manufacturing service solutions
– Comprehensive support from product design to completion
– High precision and quality control (ISO Class 8 Cleanroom)
– Ability to handle complex parts and varied industry requirements

Cons:
– Specific technical specifications of machines/presses are not detailed
– Potential limitation to plastic molding only—no information on other materials

EVCO Plastics | Manufacturing & Injection Molding Company

Product Details:
EVCO Plastics offers plastic injection molding services and related manufacturing solutions, including expertise in large parts, medical & healthcare products, plastic packaging, consumer and industrial products. Services span design for manufacturability, prototyping, tooling & mold building, metal to plastic conversion, secondary operations, and automation.

Technical Parameters:
– Plastic Injection Molding, including processes such as overmolding, insert
– Capabilities for in-mold decorating & labeling, molded-in color, and thin wall
– Tooling & mold building, robotics & automation, and metrology for quality

Application Scenarios:
– Medical and healthcare device manufacturing
– Packaging products (standard and thin wall)
– Large part and industrial product manufacturing
– Consumer product components

Pros:
– Comprehensive range of injection molding capabilities and secondary operations
– Expertise in specialized molding techniques like LSR, multi-shot, overmolding,
– Support for design for manufacturability, prototyping, and material selection,

Cons:
– Details on part size limitations, tolerances, or specific technical
– Potential customers may need to contact the company directly for in-depth

ISO 13485 Certified Injection Molding Company | Plastic Injection Molding

Product Details:
Seaway Plastics offers ISO 13485 certified plastic injection molding, including in-house tooling, thermoplastic and liquid silicone rubber (LSR) molding, cleanroom molding & assembly, low-to-mid volume injection molding, and post-molding finishing operations.

Technical Parameters:
– Capability to build all-aluminum molds, aluminum-and-steel combinations, or
– Processes over 700 different types of resins, including liquid silicone rubber
– Cleanroom molding and assembly capabilities.
– Expertise in low-to-mid volume injection molding.

Application Scenarios:
– Medical device manufacturing (ISO 13485 certification).
– Aerospace & defense components.
– Consumer product manufacturing.
– Precision industrial applications.

Pros:
– Highly qualified engineering support for material and mold selection.
– Comprehensive DFM (Design for Manufacturability) support.
– Rapid tooling and flexible mold construction for varying production needs.
– Cleanroom molding and assembly suitable for stringent medical and high-tech

Cons:
– No mention of large-scale, high-volume production capabilities.
– Limited specific information about secondary services or advanced automation.

Custom Plastic Injection Molding Service – First Mold

Product Details:
Plastic injection molding services with global delivery, offering reliable quality for a wide range of industries. Services include various injection molding processes, material options, and additional finishing and prototyping services.

Technical Parameters:
– Offers injection molding types: plastic injection molding, two-shot injection
– Materials supported: ABS, PE, PP, PVC, PC, PA, POM, PBT, PMMA, PEEK, PS, PPS,
– Supports mold making methods: rapid tooling, production tooling, precision mold
– Finishing options: anodizing, electroplating, spraying, sandblasting, PVD, silk

Application Scenarios:
– Automotive: interior and exterior parts, under-the-hood components, EV industry
– Aerospace: cabin and exterior parts, lighting components, jigs and fixtures
– Medical: medical items, healthcare devices, shells and surgical instruments
– Consumer electronics: casings, housings, components for cellphones, headphones,

Pros:
– Wide range of materials and molding processes supported
– End-to-end manufacturing solutions including rapid prototyping and low/mass
– Global delivery and capability to serve diverse industries
– Multiple surface finishing options for customized product appearance and

Cons:
– No specific mention of minimum or maximum part sizes or production volumes
– Detailed process tolerances, cycle times, or quality certifications not

Precision Molds & Molded Products | PM Mold

Product Details:
PM Mold is a full-service mold manufacturer and plastic injection molder with over 50 years of experience. They offer a range of services including product development, design and engineering, custom and high-tolerance mold making (single to multi-cavity, up to 20,000 lbs), injection molding, rapid prototyping using 3D printing, and value-added services to support the plastics manufacturing process. Products are manufactured in the USA in a 43,000+ sqft state-of-the-art facility.

Technical Parameters:
– Injection molding press sizes from 28 Ton to 500 Ton
– Mold weight capability up to 20,000 lbs
– Facility size: 43,000+ sqft
– Materials: Thermoplastics including ABS, Acetal, Acrylic, Nylon, Polycarbonate,

Application Scenarios:
– Automotive (e.g., interior trim, insert molded products, multi-material parts)
– Aerospace (e.g., aircraft interior trim)
– Medical and agricultural equipment
– Appliance, military, electrical, and food service components

Pros:
– Comprehensive in-house capabilities from product development to distribution
– State-of-the-art, USA-based manufacturing with global service reach
– Expertise in rapid prototyping enables faster time to market
– Value-added services that improve quality and reduce downtime

Cons:
– No explicit mention of small-batch or low-volume production capability
– Focus on plastics may limit options for metal or non-plastic part manufacturing

Plastic Mold Manufacturing | High Quality Injection Molding

Product Details:
Sungplastic offers comprehensive plastic mold fabrication services including plastic mold making, injection mold repair, prototype injection molds, in-house and export molds. Their services cover mold design, parts design, tooling, injection molding, project management, and rapid prototyping for both small batch and mass production, with in-house engineering, tool room, and surface treatment capabilities.

Technical Parameters:
– Supports both steel and aluminum molds (including P-20, H-13, 1.2738, NAK80,
– Equipped with 6 CNC machines, 8 drilling machines, 2 milling machines, 8 EDM
– Offers CAD modelling (2D/3D), Moldflow analysis, 3D mold design, and Design for
– Surface treatments include heat treatment, vacuum carburizing, annealing,

Application Scenarios:
– Automotive component mold manufacturing
– Medical device plastic part production
– Agricultural product and industrial components
– Prototype development for entrepreneurs or companies launching new products

Pros:
– Experienced engineering team with over 13 years in mold design and more than 20
– One-stop in-house services from design, tooling, molding to project management
– Capability for both rapid prototyping and mass production, enabling fast design
– Stringent quality standards and preventive maintenance services to extend mold

Cons:
– Requires sharing CAD or 3D drawings or precise idea for custom projects
– Mold wear and maintenance are unavoidable, necessitating ongoing upkeep

Murray Plastics: Custom Plastic Injection Molding Company

Product Details:
Custom plastic injection molding services including in-house design, engineering, mold building, and production of intricate plastic components. Specializes in manufacturing custom plastic parts using advanced injection molding techniques for various industries.

Technical Parameters:
– State-of-the-art facility with quality-controlled production
– Wide variety of capabilities, materials, and sizes
– In-house engineering, design, and mold-making expertise
– Over 20 years of experience in injection molding and mold building

Application Scenarios:
– Manufacturing of custom plastic components for diverse industries
– Projects requiring intricate and precision plastic parts
– Clients needing end-to-end services from design through production

Pros:
– Precision, quality, and innovative solutions driven by expert engineers
– Made in the USA with globally competitive pricing
– Comprehensive, end-to-end service including design, mold making, and production
– Personable service and flexibility from a founder-led company

Cons:
– No specific mention of minimum order quantities or lead times
– Limited technical specifications or material lists provided online

Plastic Injection Mold Maker & Manufacturer – Moldie

Product Details:
Plastic injection molds, die casting dies (Aluminum, Zamak, Magnesium), custom plastic and metal parts, mechanical components such as aluminium extrusion, CNC machined parts, and stamped metal parts. Services include injection mold and die making, custom molding and casting, mold design & engineering, assembly, and surface treatment.

Technical Parameters:
– Precision plastic injection molds for all industries
– Advanced die casting solutions for complex metal components (Aluminum, Zamak,
– Custom manufacturing with end-to-end production capabilities including design,
– Surface treatment services for metal and molded plastic parts

Application Scenarios:
– Automotive industry (serving brands like Mercedes-Benz, Volkswagen, Audi,
– Electrical and electronic equipment components (collaborating with companies
– Aerospace and other high-precision mechanical industries

Pros:
– Comprehensive OEM/ODM services from design to mass production
– Supports complex and high-precision part requirements
– Global client base with experience in demanding industries
– Advanced engineering capabilities and innovation focus

Cons:
– No specific mention of small batch or rapid prototyping lead times
– Potential complexity in managing end-to-end solutions for small clients

Comparison Table

Company	Product Details	Pros	Cons	Website
PMT – Plastic Molding Technology	Plastic Molding Technology (PMT) offers precision injection molding,	Decades of injection molding experience with personalized project	No detailed technical specifications or material data are provided on the	plasticmolding.com
Plastic Injection Molding – Full-Service Custom Molding	Universal Plastic Mold (UPM) provides custom and large part plastic injection	One-stop, turnkey facility for all injection molding needs Reduces costs,	Limited details on materials and product types handled No specific information	www.upminc.com
Plastic Molding Manufacturing	High Volume Plastic Injection Molding	Plastic Molding MFG provides precision plastic injection molding services,	Quick, efficient, and cost-effective local manufacturing service solutions Compr	Specific technical specifications of machines/presses are not detailed Potential
EVCO Plastics	Manufacturing & Injection Molding Company	EVCO Plastics offers plastic injection molding services and related	Comprehensive range of injection molding capabilities and secondary	Details on part size limitations, tolerances, or specific technical
ISO 13485 Certified Injection Molding Company	Plastic Injection Molding	Seaway Plastics offers ISO 13485 certified plastic injection molding, including	Highly qualified engineering support for material and mold selection	No mention of large-scale, high-volume production capabilities. Limited
Custom Plastic Injection Molding Service – First Mold	Plastic injection molding services with global delivery, offering reliable	Wide range of materials and molding processes supported End-to-end	No specific mention of minimum or maximum part sizes or production	firstmold.com
Precision Molds & Molded Products	PM Mold	PM Mold is a full-service mold manufacturer and plastic injection molder with	Comprehensive in-house capabilities from product development to distribution Sta	No explicit mention of small-batch or low-volume production capability Focus on
Plastic Mold Manufacturing	High Quality Injection Molding	Sungplastic offers comprehensive plastic mold fabrication services including	Experienced engineering team with over 13 years in mold design and more than 20	Requires sharing CAD or 3D drawings or precise idea for custom projects Mold
Murray Plastics: Custom Plastic Injection Molding Company	Custom plastic injection molding services including in-house design,	Precision, quality, and innovative solutions driven by expert engineers Made in	No specific mention of minimum order quantities or lead times Limited technical	murrayplastics.com
Plastic Injection Mold Maker & Manufacturer – Moldie	Plastic injection molds, die casting dies (Aluminum, Zamak, Magnesium), custom	Comprehensive OEM/ODM services from design to mass production Supports complex	No specific mention of small batch or rapid prototyping lead times Potential	moldie.net

Frequently Asked Questions (FAQs)

What should I look for in a plastic molding factory or manufacturer?
Check for experience, quality certifications (like ISO), production capabilities, material options, and reliability. Make sure they can handle your project type and volume, and verify their reputation with references or case studies.

How do I evaluate the quality of a plastic molding factory’s products?
Ask for samples, review their quality control processes, and see if they offer product testing or inspection reports. Consistent quality certificates and good feedback from other customers are good signs.

What questions should I ask potential manufacturers before committing?
Ask about their lead times, minimum order quantities, tooling costs, material options, and any after-sales support. It’s also smart to ask about their experience with projects similar to yours.

How important is location when choosing a plastic molding manufacturer?
Location affects shipping costs, lead times, and communication. Working with a factory closer to your market can make logistics easier, but sometimes overseas options offer better pricing or expertise.

Can I get a custom design or do I need to use standard molds?
Most reputable plastic molding factories can produce custom molds to meet your specific requirements, but this may involve additional tooling costs and longer lead times compared to standard molds. Always discuss your needs upfront.