Top 10 Injection Molding Machine Manufacturers in USA 2025

Injection molding machines originated in the United States, where you can find excellent injection molding machines and brands. After decades of development, American injection molding machine manufacturers have gradually become bigger and better. Let’s take a detailed look at the top ten injection molding machine manufacturers in the United States in 2025 and see if you can find one you like.（If you need to buy an injection molding machine, please click here）

Top 10 Injection Molding Machine Brands in the United States

In the United States, there are many well-known injection molding machine manufacturers that provide high-quality injection molding machines to customers around the world. In order to meet your needs and requirements, we will introduce you to 10 excellent American injection molding machine manufacturers and suppliers who enjoy a high reputation around the world. These companies offer excellent injection molding machines that cater to the various needs of their customers. Here are the details of these well-known manufacturers…

Brand	Established	Headquarters
1.Engel Machinery Inc.	1945	York, Pennsylvania, USA
2.Milacron Holdings Corp.	1860	Cincinnati, Ohio, USA
3.DESMA USA, Inc.	1965	Hebron, USA
4.BOY Machines, Inc.	1974	Exton, Pennsylvania, USA
5.ARBURG, Inc.	1990	California, USA
6.Trinks Inc.	2007	Wisconsin, USA
7.Millholland Conrad, Inc.	1960	Westfield, Indiana, USA
8.APSX LLC	2006	Ohio, USA
9.BOLE Machinery Inc.	1998	Ohio, USA
10.Sunbun Machine Inc.	1993	Zhejiang, China

1. Engel Machinery Inc.

ENGEL injection molding machine

Established: 1945

Headquarters: York, Pennsylvania, USA

Main products: Provide a series of advanced injection molding machinery and solutions

Founded in 1945, ENGEL is one of the top injection molding machine manufacturers in the United States. ENGEL's product portfolio covers all-electric, hydraulic and hybrid injection molding machines to meet all requirements. Perfectly coordinated automation ensures a smooth injection molding process.

As a world-renowned injection molding machine brand, ENGEL can provide a full range of injection molding services. Their extensive service network provides support through their sites around the world. Factory-trained field service technicians will assist you on-site throughout the entire service life of your ENGEL equipment.

2. Milacron Holdings Corp.

Milacron Holdings Corp

Established: 1860

Headquarters: Cincinnati, Ohio, USA

Main products: Injection molding machine, extruder, auxiliary equipment

Milacron is not only the top injection molding machine manufacturer in the United States, but also the top injection molding machine brand in the world. Their ability to design solutions is the result of combining local expertise with the best global team in the industry. Their expertise covers: Injection, Co-injection, Extrusion, Low Pressure Injection Molding, Process Control and Lifecycle Management.

As a top injection molding machine manufacturer and supplier serving a wide variety of industries, they have established long-term relationships with many of their more than 27,000 customers and hold leading positions in North America and emerging markets including China and India market share.

3. DESMA USA, Inc.

DESMA USA injection molding machine

Established: 1965

Headquarters: Hebron, USA

Main products: Vertical injection molding machine, horizontal injection molding machine, special molding machine

DESMA USA, Inc. is North America's only complete systems provider of rubber injection molding solutions. They also design and deliver integrated automation solutions. Typical industries served include: electrical, pharmaceutical, automotive, oil and gas, military and industrial products.

DESMA USA, Inc, as a first-class injection molding machine brand, they can provide a full range of services in the United States. From design, manufacture, transportation, installation, training.

4. BOY Machines, Inc.

BOY Machines, Inc.

Established: Exton, Pennsylvania, USA

Headquarters: 1974

Main products: Small injection molding machine

BOY Machines, Inc is a small manufacturer of injection molding machines in the United States. They specialize in R&D and manufacture of small injection molding machines (from micro injection to clamping force 137.5 tons.).

As the top small injection molding machine supplier in the United States, the superior quality and reliability of BOY injection molding machines has allowed them to sell a large number of machines from the beginning.

If you plan to produce high precision parts or the heaviest parts weighing less than 0.01 oz. Weighing in at 9.0 oz. (PS) BOY Machines, Inc. can provide the best and most economical solution.

5. ARBURG, Inc.

Established: 1990

Headquarters: California, USA

Main products: Hydraulic injection molding machine, hybrid injection molding machine, electric injection molding machine, vertical injection molding machine

ARBURG manufactures plastics processing machinery in Lausburg, Germany. With around 3,600 employees, we are represented at 35 ARBURG offices and have trading partners in more than 100 countries.

Due to the size and importance of the US market, ARBURG has established three offices here. ARBURG, Inc. was founded in 1990 and has been based in Rocky Mountain since 2015. ARBURG Technical Centers in Elgin, IL and Irvine, CA serve customers in the Midwest and West Coast.

6. Trinks Inc.

Trinks Inc

Established: 2007

Headquarters: Wisconsin, USA

Main products: Vertical injection molding machine

Trinks Inc is a leader in the vertical injection molding machine industry in the United States. They have specialized in providing auxiliary equipment systems and automation solutions for injection molding machines for more than 80 years.

As a professional manufacturer and supplier of injection molding machines, Trinks Inc will continue to focus on technological innovation, precision, high efficiency and energy saving, and automation to improve the competitiveness of customers and establish a sustainable brand in the injection molding industry.

7. Millholland Conrad, Inc.

Millholland Conrad

Established: 1960

Headquarters: Westfield, Indiana, USA

Main products: injection molding machine

MILLHOLLAND CONRAD, INC is an injection molding machine manufacturer in the United States. Has provided engineered solutions to plastics and rubber manufacturers for over 60 years. With a comprehensive product line featuring the highest quality primary and secondary equipment, the company is dedicated to increasing manufacturers' efficiency and productivity through equipment optimized for their specific manufacturing needs.

As a first-class injection molding machine company in the United States, MILLHOLLAND CONRAD, INC, with its rich experience and understanding, sales team can adjust and specify equipment to meet strict manufacturing requirements, and provide services including factory layout and design.

8. APSX LLC

APSX LLC

Established: 2006

Headquarters: Ohio, USA

Main products: Injection molding machine, CNC lathe

APSX LLC is a small molding machine manufacturer from Ohio, USA. APSX was founded in 2006 by two partners (Rick and Kubi) with a clear goal: to design and build tools for companies, innovators and entrepreneurs to quickly go from "cool idea" to "finished product". The simplicity of design makes their forming machines reliable and easy to maintain, minimizing operating costs while maximizing output.

APSX designs and manufactures advanced production solutions such as Plastic Injection Machines (APSX-PIM), Swiss Lathes (APSX-NANO) and CNC Machines (SPYDER-CNC). Giving people the knowledge to accelerate prototyping and production is APSX's sole mission.

9. BOLE Machinery Inc.

BOLE Machinery

Established: 1998

Headquarters: Ohio, USA

Main products: injection molding machine

BOLE MACHINERY's goal is to provide North American processors with high-precision injection molding machines of all sizes, which increase efficiency and quality while saving more energy, thereby increasing your profitability. BOLE now offers better support to its North American customers with local/regional technical service to ensure fast, quality assistance.

As an outstanding injection molding machine manufacturer, each injection molding machine in BOLE's outstanding product line is equipped with the most advanced technology and patented design

10. Sunbun Machine Inc.

sunbun injection molding machine

Established: 1993

Headquarters: Zhejiang, China

Main products: High speed injection molding machine, servo injection molding machine, medical injection molding machine

Sunbun is a popular injection molding machine brand in the United States. They are injection molding machine manufacturers from China. After more than 30 years of development, with their lower price advantage, their injection molding machines are quickly welcomed by American customers.

As a professional injection molding machine manufacturer, their injection molding machines save 2%-6% of materials compared with traditional machines, and the opening is more than 10%-20%. The finished product has no burrs and less deformation, and is well received by domestic and foreign customers.

How Much Does It Cost to Buy An Injection Molding Machine in the United States?

The cost of buying an injection molding machine in the United States depends on several factors, including the machine type, size, brand, and specific features. Here's a general price range:

Small Injection Molding Machines (up to 100 tons):
- Suitable for small parts or prototypes.
- Cost: $10,000 to $50,000.
Medium Injection Molding Machines (100–500 tons):
- Used for medium-sized parts.
- Cost: $50,000 to $200,000.
Large Injection Molding Machines (500+ tons):
- For large industrial components.
- Cost: $200,000 to $1 million or more.
Specialized Injection Molding Machines (e.g., electric or multi-material):
- Higher precision and energy efficiency.
- Cost: $30,000 to $300,000, depending on capacity and features.

Additional Costs to Consider:

Accessories: Robotics, automation systems, or cooling equipment may add $10,000 to $50,000.
Shipping & Installation: These costs can vary based on location.
Maintenance & Training: Long-term costs to keep the machine in optimal condition.

For a precise quote, contacting manufacturers or suppliers like Engel, Arburg, or Haitian is recommended.

If you’re curious about the latest trends and in-depth pricing information, don’t miss our newly published article:

Injection Molding Machine Price 2025 Guide

Which American Company Has the Best Injection Molding Machine?

Several American companies are known for producing high-quality injection molding machines, but Milacron often stands out for its innovation, durability, and comprehensive range of machines. Other notable names include Husky Injection Molding Systems (specializing in high-speed solutions) and Cincinnati Process Technologies, which focuses on customizable and energy-efficient options. The "best" choice ultimately depends on your specific needs, such as machine size, application, and budget.

What Are the Common Types of Injection Molding Machines in the United States?

Hydraulic Injection Molding Machines: Known for their reliability and ability to handle larger molds, these machines are widely used in automotive and industrial applications.
Electric Injection Molding Machines: Popular for their energy efficiency, precision, and speed, making them ideal for electronics and medical devices.
Hybrid Injection Molding Machines: Combining hydraulic and electric technologies, these machines offer a balance of power and precision, suitable for diverse industries.
Vertical Injection Molding Machines: Commonly used for overmolding and insert molding, especially in applications like medical and automotive components.

What Should You Pay Attention to When Buying an Injection Molding Machine in the United States?

Machine Specifications: Ensure the clamping force, injection capacity, and shot size align with your production requirements.
Energy Efficiency: Consider electric or hybrid machines for lower operational costs and sustainability.
Application Suitability: Choose a machine type tailored to your product material, size, and complexity.
After-Sales Support: Look for companies offering reliable technical support, training, and maintenance services.
Budget vs. Features: Balance cost with features like automation, speed, and precision to meet your production goals.
Brand Reputation: Opt for established manufacturers with a history of delivering high-quality machines.
Compliance: Verify the machine meets U.S. safety and environmental standards, such as OSHA compliance and energy certifications.

Conclusion

It is not so easy to find a reliable injection molding machine manufacturer these days, especially with many new manufacturers emerging to keep up with the trend. But hopefully our list will help you find the best injection molding manufacturer for your requirements. Background checks are recommended before entering into a partnership with a manufacturer as they will play an important role in the success of your business.

If you need to buy an affordable injection molding machine to increase production, then we recommend choosing a high-speed injection molding machine that is affordable enough to buy from China.

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