The Top 32 Injection Molding Companies in New Jersey

Dive into this article because it presents a comprehensive list of the best plastic injection molding companies operating in New Jersey, based on their superior craftsmanship, versatility, and excellent customer service.

Exploring the cutting-edge realm of plastic manufacturing, this blog post unveils the unsung heroes of New Jersey’s dynamic industry: plastic injection molding companies. Delving into their operations, services, and innovations, we highlight their critical role in catering to various sectors and helping shape today’s modern world.

From medical to automotive, consumer goods to aerospace, discover how New Jersey’s plastic injection molding companies contribute to international markets.

Bennett Plastics

Company: bennettplastics.com

Services:

• Product Design
• Injection Molding
• Rapid Prototyping
• Mold Design
• Custom Plastics Manufacturing

The company is a comprehensive plastic injection molding service provider. They handle each step of the process, from product design to fulfillment.

Services include product and parts design, injection molding, rapid prototyping, mold design, custom plastics manufacturing, warehouse and fulfillment services, and extensive 3D prototyping and printing services.

Injection Works

Company: injectionworks.com

Facebook page: Facebook

Services:

• Plastic injection molding
• Custom thermoplastic injection molding services
• Custom engineering design
• Manufacturing services
• Supply chain management services

Injection Works is a plastic injection molding service provider with over 30 years of existence. The company, having joined the Nelson Miller Group in 2023, now operates as its in-country expert for custom thermoplastic injection molding. Offering a wide range of quality services and products, they boast of a robust client base worldwide.

Mira Plastics

Company: miraplastics.com

Services:

• Operation of semi and automatic two-plate molds
• Operation of three-plate, runner-less molds
• Operation of hydraulic core pull molds
• Use of cutting-edge robotics for parts removal
• Selection of optimum components for projects based on experience with a wide range of injection molding materials including thermoplastic polymers and resins, colorants and additives.

Mira Plastics, based in Fredon Township, New Jersey, is an experienced and well-regarded family-owned injection molding firm that creates a wide range of plastic products and offers services suited to diverse industries.

The company groups its expertise in both semi and automatic two-plate, three-plate, runner-less and hydraulic core pull molds, in addition to utilizing advanced robotic equipment in their extensive 62,000 square foot facility.

Mira boasts a deep understanding of the varying properties and parameters of injection molding materials, ensuring expert selection for each project’s specific needs.

Lortech Plastics

Company: lortechplastics.com

Contact phone: (973) 503-1750

Services:

• Injection molding of an ABS Cleat for the Recycling Industry
• Injection molding of a Polystyrene Component for the Connector Industry
• Injection molding of Polystyrene Cup for the Promotional Industry
• Injection molding of a TPX Insulator for the Connector Industry
• Injection molding of an ABS Enclosure for the Communications Industry

LOR-TECH Plastics is a custom injection molder with over 25 years of experience, serving a diverse range of sectors including Medical, Aerospace, Consumer Products, Military, Automotive, and Electronics.

Their production capabilities are extensive, including the injection molding of various materials such as ABS, Polystyrene, TPX, Zytel® Nylon, and Delrin for different applications across multiple industries.

Abtec Inc

Company: abtecinc.com

Facebook page: Facebook

Services:

• Trusted supplier in the plastic injection molding industry
• Delivery of high-quality, custom plastic molds
• Custom plastic injection molding services
• Transformation of a variety of plastic materials into high-quality, custom-molded parts
• Precise control over the injection speed and pressure for consistent quality in produced components

Abtec is a seasoned supplier in the plastic injection molding industry, serving various sectors from electronics manufacturing to energy.

The company is known for delivering custom, high-quality injection molding parts and has a broad understanding of the molding process.

It employs precise control over injection speed and pressure, transforming a range of plastic materials into custom parts using heated cylinders and specifically designed molds.

USA Injection Molding

Company: usainjectionmolding.com

Contact phone: (800) 500-0012

Facebook page: Facebook

Services:

• Design and technical engineering
• Prototype part provision
• Mold building and production run
• Immediate production with existing tooling
• Bulk distribution and individual order fulfillment

USA Injection Molding, part of the LMT Mercer Group, is a comprehensive plastic injection molding service based in the United States. They offer end-to-end production capabilities – from design, prototyping, and tooling, to manufacturing, storage, and distribution. With multiple facilities across the country, they deliver internationally-competitive pricing, efficient nationwide distribution, and can turn conceptual products into market-ready items.

Aline Components

Company: alinecomponents.com

Facebook page: Facebook

Services:

• Custom injection plastic molding services
• Production of precise, ISO compliant plastic parts
• Cost-effective manufacturing solutions
• Processing and recycling of Thermoplastic Elastomers
• Delivery of plastic parts to local, national, and international markets

Aline Components is a custom injection plastic molding service provider operating in the Mid-Atlantic Region, offering its expertise for over 50 years. Located near Philadelphia, it boasts a broad range of equipment and high-quality raw materials, an expert team, and automated processes. This efficiency renders Aline a cost-effective solution for creating precise, ISO compliant, and inexpensive plastic parts for markets at all levels – local, national, and international.

Thermoplastic elastomers are versatile, rubber-like materials that can be processed and recycled like many thermoplastic materials. These are created by copolymerizing two or more monomers via block or graft techniques. Notably, one monomer forms hard, thermally stable sections, while the other forms soft, amorphous sections, contributing to the material’s rubbery qualities.

Inman Molding

Company: inmanmolding.com

Contact phone: (732) 381-3033

Services:

• Quality Tooling
• Custom Injection Molding
• Research and Development in Plastic Molded Parts
• Short Runs of Plastic Molded Products
• Manufacturing of Customer’s Plastic Molded Products

Inman Molding/ Barlics Mfg. Company, established since 1971, specializes in offering quality tooling and injection molded parts in the plastics molding industry.

It offers a full range of custom injection molding services to diverse industries.

The company, based in Springfield, NJ, emphasizes quality, customer satisfaction, and maintains a strong foundation in research and development and short production runs.

IF Associates Inc

Company: ifassociatesinc.com

Facebook page: Facebook

Services:

• Industrial injection molding
• Creation of molds from specific shapes based on drawings or CAD files
• Feeding and heating of plastic in an injection unit for placement in the mold
• Cooling and hardening of molded plastic
• Production of plastic components to exact client specifications

IF Associates specializes in industrial injection molding, employing a variety of thermoplastic polymers, elastomeric materials, and engineering resins over its 35-year history.

The company’s process includes creating molds from client designs, heating and placing plastic into the molds, cooling, and hardening, resulting in durable, customized plastic components that meet rigorous quality assurance standards.

Their service delivery combines the use of advanced technology and specialized materials to ensure the production of flawless, highly functional products.

Tri Tech Tool

Company: tritechtool.com

Contact phone: (732) 469-5433

Services:

• Assistance in addressing small molded part challenges
• Design and build of plastic injection molds according to long-term production requirements
• Control of mold-making production process for consistent and well-crafted injection molds
• Execution of production runs from customer-created molds
• Provision of long-term fixed pricing on small plastic injection parts with complete tool amortization

Tri-Tech Tool & Design is an injection molding company with over three decades of experience, offering internationally competitive rates, accessible services, and short lead times, earning its reputation as a reliable supplier.

They guarantee mold making and tooling, and collaborate with client engineering staff to create custom plastic injection molds to meet long-term production needs with meticulous management of the production process.

Additionally, they offer amortized tooling, producing molds and conducting production runs for clients; a strategy that can produce a significant discount for the customer, making high-quality mold production more financially attainable.

Tri Tech Tool

Company: tritechtool.com

Contact phone: (732) 469-5433

Services:

• Precision injection molding
• Solving design deficiencies
• Working with a variety of resins, including high heat, performance-engineered materials
• Operation of two molding houses equipped with mold presses
• Production and packaging of precision plastic parts using high-quality, efficient equipment

Tri-Tech Tool & Design, based in South Bound Brook, NJ, specializes in precision injection molding for over 30 years, dealing with various resins from polyethylene to high performance-engineered materials.

The company operates two molding houses equipped with mold presses between 30 to 200 tons of clamp force, with a total of 23 high-quality presses including 13 all-electric models.

Tri-Tech maintains a high standard of efficiency and quality, managing ‘lights out’ molding lines primarily through the internet, and utilizing dryers to handle demanding molding applications.

Flexcraft

Company: flexcraft.com

Contact phone: (260) 442-8266

Facebook page: Facebook

Services:

• Custom Blow Molding
• Custom Bottle Manufacturing
• Medical Blow Molding
• Rapid Prototyping
• In-House Mold Design and Manufacturing

Flexcraft is a full-service plastic manufacturing company with over 50 years of expertise in custom blow molding, injection molding, and rapid prototyping.

Their in-house tooling department collaborates with engineers for efficient and cost-effective product market introduction.

Adhering to high-quality standards, they are ISO 9001:2015 certified and have recently won the 2021 Blow Molded Parts Competition.

Aptar

Company: jobs.aptar.com

Facebook page: Facebook

Services:

• Delivery of excellence in engineering and dispensing solutions
• Attraction and development of high-performing individuals
• Promotion of a diverse and inclusive work environment
• Investment in employee development through various career opportunities
• Contribution to the communities where they operate

Aptar Group, based in Eatontown, NJ, US, is renowned globally for engineering and dispensing solutions that vastly enhance consumer experiences. This company fosters innovation and teamwork, promoting a diverse, inclusive work culture where high-performing individuals can make mistakes and grow.

With a focus on community involvement, Aptar is currently seeking an Injection Molding Technician responsible for ensuring quality and efficient operations of injection molding machines.

Comet Tool Company, Inc

Company: comet-tool.com

Services:

• Plastic injection molding
• Prototype creation
• Large volume production mold
• Custom turnkey manufacturing
• Mold making and tooling

This injection molding company specializes in both standard and custom product manufacturing, boasting over 40 years of experience with precision-engineered components.

They offer comprehensive services from prototype creation to full-scale production, and have a solid reputation for their attention to quality, price, complexity, production quantity, and turnaround time.

Their global client base, which entrusts them with the design and production of plastic parts and components, stands testament to their claims of unique capabilities and innovative solutions.

Machinio New Jersey Injection Molding

Company: machinio.com

Facebook page: Facebook

Services:

• Laboratory Testing Molds availability
• Arburg All Rounder Injection Molder (Model 221-55-250)
• ATM Electric Robot availability
• Arburg 221 250-55 Injection Molding sale and service
• Machine and equipment sourcing from various global locations

The injection molding company specializes in laboratory testing molds, utilizing various sizes such as 8.25″ x 9.5″, for multiple testing purposes including impact, tensile, and flexibility tests.

It also operates a used 25 ton Arburg All Rounder injection molding machine, with a model number 221-55-250.

In addition to its molding capacity, the company employs an ATM electric robot with solid state controllers for further automated operations.

EPTAM Precision

Company: eptam.com

Facebook page: Facebook

Services:

• Rapid prototyping
• Tool development
• Validation
• Production molding
• Automated secondary operations

EPTAM Molding MA is a proficient injection molding company that services consumer product, healthcare, and defense industries.

The company offers comprehensive solutions ranging from rapid prototyping and tool development to production molding and automated secondary operations.

With over 50 years of experience, enhancements such as micro-molding and multi-material molding, alongside the acquisition of the Albright Silicone division, enhance their scalability and ability to support high-volume production.

REO Plastics

Company: reoplastics.com

Facebook page: Facebook

Services:

• Plastic Injection Molding
• Custom Value Added Services
• Plastic Machining
• Plastic Material Decoration
• Stocking/Fulfillment Services

REO Plastics of Minnesota is a meticulous injection molding company skilled in executing small to large, simple to complex projects.

Offering a range of value-added services such as plastic machining, decoration, stocking and fulfillment, they aim to save customers time and money.

Prioritizing quality, service and productivity, they consistently expand their capabilities and create innovative solutions, driving their clientele’s business success.

CMG Plastics

Company: cmgplastics.com

Facebook page: Facebook

Services:

• In-Mold Labeling & Decorating
• Injection Molding
• Injection Stretch-Blow Molding
• Extrusion Blow Molding Services
• Manufacturing of Plastic Packaging and Components

The company operates as a manufacturer of plastic packaging and components, producing items such as bottles, containers, lids, and cups. They utilize a range of techniques including injection molding, injection stretch-blow molding, and extrusion blow molding. Catering to industries like food and beverage, healthcare, and consumer products, they emphasize quality, customer satisfaction, and sustainability.

PTI Specialties

Company: ptonline.com

Services: Since the provided text does not specify any specific services the company provides, it is not possible to create a list of the top 5 services for this injection molding company.

Located in Clifton, N.J., this injection molding company specializes in complex projects that many competitors shy away from. Under the leadership of PTI president Neal Goldenberg, it exhibits a unique willingness to undertake challenging tasks.

The company thrives on its distinctive ability to deliver where others may hesitate.

Mack Molding

Company: mack.com

Facebook page: Facebook

Services:

• Contract manufacturing services
• Injection molded plastic parts supply
• Financing for acquisitions and growth
• Service offerings to small, mid-size, and Fortune 100 companies
• Market-specific capabilities and experience

Mack Molding, founded in 1920 and a subsidiary of the Mack Group corporation, is a renowned supplier of contract manufacturing services and plastic injection molded parts across diverse industries.

Characterized by a strong financial base represented by a 5A1 D&B rating and approximately $500 million in sales, it operates 8 locations in the eastern United States, headquartered in Arlington, Vermont.

The company serves a wide clientele base from small-to-mid-size companies to Fortune 100 corporations, offering a comprehensive range of services specified in the Services and Market sections on its website.

Montrose Molders Corp

Company: montrosemolders.com

Facebook page: Facebook

Services:

• Injection Molding
• Extrusion
• Tool and Die Production
• Engineering and Mold Production
• Proposal and Quote Provision

Montrose Molders Corp., founded in 1966, is a dedicated custom plastics manufacturer that offers injection molding, extrusion, and tool and die production.

Their facility operates 51 injection molding machines with a range of 40 to 1,000 tons of clamp force, and hosts two extrusion lines with co-extrusion capabilities.

They maintain cutting-edge technology in engineering and mold production, manufacturing molds in-house in the United States.

Precise Tool & Mold

Company: precise-tool-mold.com

Contact phone: (732) 469-3062

Services:

• Precision injection molding services
• Mold building abilities and hard tooling
• Part design assistance and material selection guidance
• Adherence to ISO 9001:2008 Quality Standards to ensure consistent, high quality parts
• Ancillary equipment handling and technical processing control for highly engineered resins

Precise Tool & Mold Co., Inc. is a New Jersey-based precision injection molder that emphasizes mold building and expedient production as part of its services.

With over four decades of experience in multiple aspects of tooling and molding, the company specializes in part design, material selection, and tooling configuration, in compliance with ISO 9001:2008 standards.

PTM’s well-equipped, modern facility is designed specifically for injection molding, housing machinery with capacities up to 400 tons while ensuring precision through careful allocation to all elements involved in the molding process.

PTI

Company: teampti.com

Contact phone: (586) 263-5100

Facebook page: Facebook

Services:

• Plastic Injection Molding
• Low Volume Molding
• Overmolding
• High Temperature Molding
• Secondary Operations and Assemblies

The company specializes in various types of plastic injection molding services including prototype, low volume, insert, overmolding, cleanroom, scientific, and high-temperature molding. They also offer design, engineering, and tooling capabilities, with a focus on mold design and the tool transfer process. In addition, they serve multiple industries like medical, defense/aerospace, and consumer markets, using advanced technology for quick creation and manufacturing of high-quality custom parts.

Natech Plastics

Company: natechplastics.com

Contact phone: (631) 580-3506

Services:

• Engineering services
• Custom injection molding
• Contract manufacturing
• High-speed automation with servo-driven robotics
• Weekend operation on an as-needed basis

Natech Plastics, an ISO-certified family-owned business, is a leading provider of engineering, custom injection molding, and contract manufacturing services in the medical plastic injection molding industry.

Specializing in high-volume production and demanding applications, the company caters to clients’ stringent requirements for manufacturing medical components and devices.

All tools and production parts are made in the USA, using high-speed automation enabled by servo-driven robotics in injection molding presses.

Bennett Plastics

Company: facebook.com

Facebook page: Facebook

Services:

• Custom Injection Molding
• Insert Molding
• Overmolding
• Value-Added Assembly
• Product Design and Prototyping Services

The injection molding company conducts a complex process of manufacturing plastic parts through injection and molding. They possess expertise in producing precise, high-quality plastic items by utilizing diverse materials and advanced technology.

The company emphasizes continuous innovation and sustainability in the injection molding industry.

PTI Tech

Company: pti.tech

Services:

• Metal Injection Molding (MIM)
• Polymer Injection Molding
• Specialty Tooling
• Analysis and selection of plastics for precision applications
• In-house integrated mold design and manufacturing

PTI Tech is a prominent American injection molding company, with extensive experience in serving aerospace, defense, medical, and industrial sectors. The company specializes in two key areas: Metal Injection Molding (MIM), where various metals are processed into a fine powder and molded, and Polymer Injection Molding, involving the processing and molding of plastics for precision, high performance applications.

Additionally, PTI Tech offers comprehensive mold design and manufacturing services, creating precision prototype and production tooling, among other products.

Protolabs

Company: protolabs.com

Facebook page: Facebook

Services:

• Digital manufacturing for plastic prototypes and on-demand production parts
• Expedited production of small molded parts
• Transition assistance from prototyping to on-demand manufacturing
• Provision of free prototyping tool with a shift to an on-demand manufacturing tool
• Supply chain flexibility with free design consultation services

The injection molding company focuses on digital manufacturing for plastic prototypes and on-demand production parts with the capability of providing small molded parts within 1 day.

They adopt efficient processes transitioning from prototyping to on-demand manufacturing, offering free prototyping tools, design consultation services, and supply chain flexibility.

The company is certified with ISO 9001: 2015, ITAR registered, and implements critical quality inspection procedures.

Injection Works

Company: plasticsnews.com

Services:

• Manufacturing custom injection molded plastic parts
• Producing assemblies for customers
• Offering undisclosed pricing options
• Providing services for a variety of industries
• Operating from Mount Laurel, N.J.

Injection Works, located in Mount Laurel, New Jersey, specializes in the production of custom injection molded plastic parts and assemblies. Their clientele comes from a diverse range of industries, to whom they offer high-quality, precision-engineered products.

Micro Molding Inc

Company: micromoldinginc.com

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Micro Molding Inc is an industry-specific partner for injection molding services. They specialize in micro molding, providing comprehensive solutions in this specific area.

Copyrighted in 2023, they hold all rights to their specialized service provision.

The Rodon Group

Company: rodongroup.com

Facebook page: Facebook

Services:

• Custom Plastic Injection Molding
• Standard Parts Production
• Parts Gallery Presentation
• High-Volume Injection Molding
• Application Suitability Assessment

The company specializes in plastic injection molding for high-volume intricate parts, providing a cost-effective solution for multiple industries.

It employs a variety of plastic materials with different melting points, including Acrylonitrile Butadiene Styrene (ABS), Polyamide (Nylon), High Impact Polystyrene (HIPS), Polypropylene (PP), and Low-Density and High-Density Polyethylene (LDPE and HDPE) to cater to various applications.

These materials are selected based on the required resistance to impact, chemicals, and stress, as well as for their strength and durability.

Zetar Mold

Company: zetarmold.com

Facebook page: Facebook

Services: The text provided does not contain specific information about the services that the injection molding company, Zetar, provides. Without additional information, it is not possible to create a correct list of top 5 services provided by Zetar.

Zetar is an injection molding company that leverages the vast domestic resources and established industrial system of the United States to produce a myriad of industrial products.

The company has its roots firmly grounded in the American industrial sectors of steel, automobiles, petrochemicals, electrical equipment, and aviation, along with electronics and computer technology.

Despite fluctuations in the U.S. industrial output since the 1970s, Zetar has maintained its resilience and stayed competitive in the injection molding industry.

Comar

Company: comar.com

Facebook page: Facebook

Services:

• Contract manufacturing partnership for healthcare companies globally
• Provider of primary plastic packaging and dispensing products
• Design and production of products from various molding technologies including injection molding, injection blow molding, extrusion blow molding, and injection stretch blow molding
• Coast-to-coast coverage with a network of strategically distributed manufacturing and engineering facilities
• Support for current needs and future growth, with benefits such as reduced transportation costs, just-in-time deliveries, and face-to-face interaction.

Comar is a healthcare contract manufacturing partner, known for its primary packaging and dispensing products.

The company has a diverse set of molding technologies at its disposal, allowing for creation of components in many shapes, materials, and sizes.

With strategically distributed manufacturing and engineering facilities, Comar is committed to offering convenience in supply chain relations with reduced transportation costs and just-in-time deliveries.

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