Struggling to find a plastic injection supplier you can truly rely on? You’re not alone—choosing the right manufacturing partner can make or break your product’s quality, speed to market, and even your bottom line. The difference between a top-notch factory and an average one is huge: better precision, faster turnaround, and less stress for you. Ready to discover which suppliers stand out from the pack? Dive in to see our head-to-head comparison and choose with confidence!
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EVCO Plastics | Manufacturing & Injection Molding Company
Product Details:
EVCO Plastics specializes in manufacturing plastic parts and components using advanced injection molding processes. Their offerings include large parts, medical and healthcare products, plastic packaging, consumer and industrial products. Services include tooling and mold building, design for manufacturability, prototyping, contract manufacturing, and specialized packaging solutions.
Technical Parameters:
– Capabilities include plastic injection molding, in-mold decorating & labeling,
– Provides engineering services such as tooling & mold building, material
– Specialized services in metal to plastic conversion and thin wall packaging.
Application Scenarios:
– Manufacture of large-scale plastic components for industrial use.
– Medical and healthcare product fabrication requiring high precision and
– Production of plastic packaging for consumer goods.
– Development of specialized engineered plastic parts for various industries.
Pros:
– Wide range of plastic molding capabilities covering basic to highly specialized
– Support for early supplier involvement and design for manufacturability,
– Ability to handle complex projects including large parts and specialized
Cons:
– Limited reference to specific technical specifications or performance metrics
– No details provided on material certifications or international standards
Top U.S. Plastic Injection Molding Suppliers – IndustryNet®
Top 10 Plastic Injection Mold Companies in the U.S. – IndustrySelect
Product Details:
Plastic injection molded components and products manufactured for various industries.
Technical Parameters:
– Custom plastic injection molding capabilities
– Ability to produce high-volume and complex parts
– Use of a wide variety of plastic resins
Application Scenarios:
– Automotive component manufacturing
– Consumer goods production
– Medical device and healthcare product manufacturing
Pros:
– Enables high-volume, cost-effective production
– Capable of producing detailed and complex shapes
– Wide material compatibility for tailored properties
Cons:
– Initial tooling and mold costs can be high
– Less suitable for low-volume or prototype production
Nicolet Plastics – Custom Injection Molding Manufacturer
Product Details:
Nicolet Plastics specializes in full-service custom plastic injection molding, providing manufacturing solutions from low to high volumes for industries such as industrial, medical, marine, aerospace, and consumer products. Services include engineering/product support, additive manufacturing (3D printing), and post-molding value-added operations (such as assembly, sub-assembly, and finishing).
Technical Parameters:
– Injection molding equipment range: 30 to 600 tons
– Handles diverse array of resins and materials
– Capabilities include tight tolerance and micro molding
– Additive manufacturing: Carbon 3D plastic printing and Mantle 3D metal printing
Application Scenarios:
– Production of automotive parts
– Manufacturing of consumer goods
– Medical device components
– Industrial parts and packaging
Pros:
– Supports both low and high production volumes with efficient turnaround
– Delivers precise, high-quality parts with tight tolerances and complex designs
– Comprehensive service: design support, prototyping, assembly, and
– Onshore and offshore tooling expertise for flexibility and cost efficiency
Cons:
– High tooling costs for initial setup
– Challenges in material selection and process optimization
– Potential for mold wear, material degradation, and part defects such as warpage
Custom Plastic Injection Molding | Order Parts Online – Protolabs
Product Details:
Protolabs offers rapid plastic injection molding services for manufacturing custom prototypes and production parts in as fast as 1 day, using a wide selection of thermoplastic resins and finishes. Services include on-demand production, prototyping, and support for low-volume manufacturing.
Technical Parameters:
– Lead times as fast as 1 day for molded parts
– Supports thousands of available thermoplastic resins
– Molding press sizes up to 500 tons (varies by location)
– Capabilities for complex geometries, including undercuts and internally
Application Scenarios:
– Rapid prototyping of plastic parts for product development
– Bridge tooling for low-volume production before full-scale manufacturing
– On-demand and low-volume end-use part manufacturing
– Production of functional prototypes for testing and validation
Pros:
– Extremely fast turnaround times (as little as 1 day)
– Wide range of materials and finishes available
– No minimum order quantities; cost-effective for prototyping and low-volume
– Expert design analysis and feedback provided with every quote
Cons:
– Not optimal for very high-volume or mass production compared to traditional
– Limited secondary finishing options (such as painting or specialty coatings)
Plastic Injection Molding Companies and Manufacturers in … – Thomasnet
Product Details:
Plastic injection molding services for small and large parts using a variety of thermoplastics including nylon, high-density polyethylene (HDPE), acrylonitrile butadiene styrene (ABS), and more. The process involves injecting molten plastic into molds for mass production of components with high precision.
Technical Parameters:
– Works with materials such as thermoplastics, nylon, HDPE, ABS, polypropylene,
– Suitable for mass production with thousands of parts produced per day
– Capable of producing very small and large parts
– Low cost per part due to high-volume manufacturing
Application Scenarios:
– Packaging industry components (containers, closures, etc.)
– Automotive parts, including for electric vehicles
– Electronics housings and components
– Medical, pharmaceutical, and healthcare products
Pros:
– Mass production capability with high efficiency and speed
– Generates little to no waste as excess plastic can be reused
– Suitable for a wide variety of plastic materials depending on product
– Low per-part cost, making it economical for large-volume runs
Cons:
– Requires upfront investment in mold tooling
– Limited flexibility once molds are made—design changes require new molds
Custom Injection Molding – Pioneer Plastics
Product Details:
Pioneer Plastics offers custom injection molding services and manufactures a variety of American-made plastic products, including collectible display cases, storage containers, trays, grids, and household plastic items. The company specializes in designing and producing custom plastic components for a wide range of uses.
Application Scenarios:
– Display and protection of collectibles such as diecast cars, action figures,
– Packaging solutions for candy, nuts, honeycomb, and lab supplies
– Household applications such as putty knives, caster wheels, and cord grips
– Grids for horse paddocks and other specialty uses
Pros:
– Veteran-owned business with a focus on quality American-made products
– Wide selection of display and storage solutions for collectibles
– Custom injection molding capabilities to meet unique customer requirements
Cons:
– Limited technical parameter details provided on the website
– No explicit drawbacks or limitations of products or services mentioned
Plastic Injection Molding – Full-Service Custom Molding
Product Details:
Universal Plastic Mold (UPM) specializes in high tonnage custom and large part plastic injection molding, offering a one-stop facility for manufacturing, assembly, packaging, warehousing, logistics, and distribution services. The company provides full-service program management, inventory control, and turnkey production for businesses of all sizes.
Technical Parameters:
– Injection molding machine capacity ranging from 240 tons to 2,000 tons
– ISO/TS 16949 compliant and ISO 9001:2015 certified quality management system
– 24/7/365 facility operation with over 300 employees
– Capability to handle custom and large plastic parts manufacturing
Application Scenarios:
– Manufacturing of plastic parts for automotive, consumer goods, or industrial
– Production runs that require large or custom injection molded components
– Companies needing end-to-end logistics, assembly, and distribution of plastic
– Businesses requiring just-in-time inventory management and program management
Pros:
– Comprehensive one-stop facility supporting the full plastic manufacturing
– Turnkey, full-service solutions including assembly, logistics, warehousing, and
– Cost-saving options through inventory control and just-in-time (JIT) strategies
– Certified quality management meeting ISO/TS 16949 and ISO 9001:2015 standards
Cons:
– Focus is primarily on large and high tonnage injection molding; may not suit
– Complexity of full-service offerings may not be necessary for clients with
Custom Plastic Injection Molding Company | Molded Devices, Inc.
Product Details:
Molded Devices, Inc. offers custom plastic injection molding, blow molding, dip molding & coating, tube extrusion, and assembly services for the medical, industrial, energy, and aerospace/defense sectors. Product portfolio includes medical devices (cuffs, balloons, cannulas, catheters, tubing), industrial components (pumps, plastic gears, motors), and specialized assemblies.
Technical Parameters:
– Medical injection molding with clean room capability
– Multi-lumen, corrugated, and expandable tubing extrusion
– Insert, overmolding, and two-shot molding services
– Assembly options such as ultrasonic welding, micro drilling, and sterile
Application Scenarios:
– Manufacturing single-use disposable medical devices
– Production of components for financial equipment, cash dispensers, and business
– Aerospace and defense molded parts and assemblies
– Industrial pumps and vehicle air conditioning components
Pros:
– Wide range of custom manufacturing processes and secondary operations
– Specialization in medical and clean room manufacturing environments
– Ability to provide product design, engineering, and new product development
– Geographically distributed manufacturing facilities for enhanced capacity and
Cons:
– Technical specifications or tolerances not explicitly detailed on overview
– Complexity of offerings may lead to longer quotation and design cycles
Plastic Injection Molding Manufacturer | EnviroTech Molded Products, Inc
Product Details:
EnviroTech Molded Products, Inc. is a plastic injection molding manufacturer offering custom molding, bulk injection molding, over-molding, thick slab and sheet stock manufacturing, near net shape molding & machining, mold optimization and troubleshooting. They provide design engineering, including mold design consulting and polymer resin engineering, as well as machining, finishing, plastic bonding, kitting & assembly, and comprehensive testing capabilities.
Technical Parameters:
– Custom injection molding, bulk injection molding, and over-molding capabilities
– Slab and thick sheet stock manufacturing for specialized large or thick molded
– Polymer resin engineering with guidance on material selection and chemical
– Testing services including ultrasonic, laboratory tests, and custom testing
Application Scenarios:
– Automotive components
– Medical devices
– Agricultural equipment
– Oil & gas industry parts
Pros:
– Wide range of processing capabilities including thick section molding and near
– In-house engineering expertise in both mold design and polymer selection
– Comprehensive post-molding services such as finishing and assembly
Cons:
– Limited publicly-available detail on precise technical specifications for each
– Possible complexity or longer lead times for highly customized or thick-section
Comparison Table
| Company | Product Details | Pros | Cons | Website |
|---|---|---|---|---|
| EVCO Plastics | Manufacturing & Injection Molding Company | EVCO Plastics specializes in manufacturing plastic parts and components using | Wide range of plastic molding capabilities covering basic to highly specialized | Limited reference to specific technical specifications or performance metrics |
| Top U.S. Plastic Injection Molding Suppliers – IndustryNet® | www.industrynet.com | |||
| Top 10 Plastic Injection Mold Companies in the U.S. – IndustrySelect | Plastic injection molded components and products manufactured for various | Enables high-volume, cost-effective production Capable of producing detailed | Initial tooling and mold costs can be high Less suitable for low-volume or | www.industryselect.com |
| Nicolet Plastics – Custom Injection Molding Manufacturer | Nicolet Plastics specializes in full-service custom plastic injection molding, | Supports both low and high production volumes with efficient turnaround Delivers | High tooling costs for initial setup Challenges in material selection and | www.nicoletplastics.com |
| Custom Plastic Injection Molding | Order Parts Online – Protolabs | Protolabs offers rapid plastic injection molding services for manufacturing | Extremely fast turnaround times (as little as 1 day) Wide range of materials | Not optimal for very high-volume or mass production compared to traditional |
| Plastic Injection Molding Companies and Manufacturers in … – Thomasnet | Plastic injection molding services for small and large parts using a variety of | Mass production capability with high efficiency and speed Generates little to | Requires upfront investment in mold tooling Limited flexibility once molds are | www.thomasnet.com |
| Custom Injection Molding – Pioneer Plastics | Pioneer Plastics offers custom injection molding services and manufactures a | Veteran-owned business with a focus on quality American-made products Wide | Limited technical parameter details provided on the website No explicit | www.pioneerplastics.com |
| Plastic Injection Molding – Full-Service Custom Molding | Universal Plastic Mold (UPM) specializes in high tonnage custom and large part | Comprehensive one-stop facility supporting the full plastic manufacturing | Focus is primarily on large and high tonnage injection molding; may not suit | www.upminc.com |
| Custom Plastic Injection Molding Company | Molded Devices, Inc. | Molded Devices, Inc. offers custom plastic injection molding, blow molding, dip | Wide range of custom manufacturing processes and secondary operations Specializa | Technical specifications or tolerances not explicitly detailed on overview |
| Plastic Injection Molding Manufacturer | EnviroTech Molded Products, Inc | EnviroTech Molded Products, Inc. is a plastic injection molding manufacturer | Wide range of processing capabilities including thick section molding and near | Limited publicly-available detail on precise technical specifications for each |
Frequently Asked Questions (FAQs)
How can I evaluate the quality of a plastic injection supplier?
Check for certifications such as ISO 9001, review examples of their previous work, request samples, and inquire about their quality control processes. Client reviews and references are also helpful for assessing overall reliability.
What should I consider when comparing quotes from different manufacturers?
Look beyond just the price—consider lead time, material quality, included services (like tooling and prototyping), minimum order quantities, and after-sales support. Make sure you’re comparing similar specifications across suppliers.
Why is location important when choosing a supplier?
A nearby supplier can reduce shipping costs, lead times, and typically provides easier communication and faster response. However, overseas suppliers may offer cost savings—it’s about what suits your timeline, budget, and logistical needs.
What information should I provide to get an accurate quote?
Share detailed product drawings (3D models or 2D blueprints), material requirements, expected annual quantity, color specifications, and any special finishing or packaging instructions. The more detail you give, the more accurate your quote will be.
How do I verify if a supplier is trustworthy and reliable?
Ask for business licenses and certifications, review client testimonials, and request references. Site visits (virtual or in-person) and third-party audits can further confirm the supplier’s credibility and manufacturing capabilities.