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1470 County Road 90 Maple Plain, MN 55359
info@harbor-plastics.com
(763) 479-4772
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    • Custom Plastic Injection Molding
    • Mold Building Services
    • Spray Tubes
    • Tooling & Reshoring
  • Secondary Ops
    • Sonic Welding
    • Pad Printing
    • Packaging
  • Equipment
  • Portfolio
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  • Home
  • About
  • Services
    • Custom Plastic Injection Molding
    • Mold Building Services
    • Spray Tubes
    • Tooling & Reshoring
  • Secondary Ops
    • Sonic Welding
    • Pad Printing
    • Packaging
  • Equipment
  • Portfolio
  • Contact
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Our Custom Mold Building Services

Let's Build Something Custom for You!

Learn More
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Custom Capabilities

We specialize in the manufacturing of precision injection molded products!

See Some of Our Projects - Click Here
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Harbor Plastics Specializes in

Custom Plastic Injection Molding Services!

Click Here to Learn More
banner-logo

Our Custom Mold Building Services

Let's Build Something Custom for You!

Learn More
banner-logo

Custom Capabilities

We specialize in the manufacturing of precision injection molded products!

See Some of Our Projects - Click Here
banner-logo

Harbor Plastics Specializes in

Custom Plastic Injection Molding Services!

Click Here to Learn More
banner-logo

Our Custom Mold Building Services

Let's Build Something Custom for You!

Learn More

Our Services

Custom Plastic Injection Molding

At Harbor Plastics, we provide high-quality custom plastic injection molding services. Our advanced plastic injection molding equipment can handle shot sizes up to 51 ounces, with clamping forces which range from 60 to 350 tons. Specializing in and short run, low and medium volume production, we pro...

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Mold Building Services

At Harbor Plastics, we offer premium molding engineering services that always meet high industry standards and client expectations. Possessing lean manufacturing capabilities, we are well-equipped to perform lights out manufacturing and boast a six sigma certified green belt employee on staff. With ...

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Spray Tubes

Our 8ml spray tubes can be used for many things such as anti-bacterial hand spray, perfumes, sunscreen, and mosquito repellant. Harbor Plastics can be your local source elimiating the need to worry about shipping and lead times. From 25 to 250,000+ Harbor Plastics can supply your spray tube needs wh...

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Tooling & Reshoring

Are you thinking of or planning to transfer or reshore some products that you make?  At Harbor Plastics we know that this can be a very complicated process and we are here to help.  With our logistics and material parts we can come up with a plan that will help you achieve this task with m...

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25+

Experience
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About Harbor Plastics

Harbor Plastics, is woman owned company that produces custom plastic injection molding components. We are located in Maple Plain, Minnesota just 15 miles West of Minneapolis.

Our success and plans for growth are based on the recognition that our investment in new manufacturing equipment, technologies and innovative use of computers in design must be coupled with investments in programs that preserve quality relationships with our customers.

This, in turn, results in increased company service and productivity. Our commitment is to deliver value in our products and services that make customers more competitive by enhancing their activities and helping them control costs.

Harbor Plastics takes a systems engineering approach to our business. We know that a successful relationship is based on more than the sale of machine time. Harbor Plastic's very existence is based on meeting and exceeding our customer's expectations the first time. Our personnel are highly qualified in plastic injection molding components. Each and every one of our people are dedicated, experienced and have positive attitudes to our customer's and the work we do for them.

Our customer knows that we stay on budget and on time. From concept to completion you can count on Harbor Plastic to do the best job the industry has to offer.

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On Budget

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On Time

Contact Us

Our Secondary Ops

Sonic Welding

Sonic Welding

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Pad Printing

Pad Printing

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Packaging

Packaging

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Request Quote

Harbor Plastics, is woman owned company that produces custom plastic injection molding components. We are located in Maple Plain, Minnesota just 15 mil...

Request Quote

Our Portfolio

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Durable Polycarbonate Outdoor Flooring System for Safe and Reliable Performance
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High-Performance Glass-Filled Polypropylene Automotive Electronics Housing
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Durable Glass-Filled PPE-PA Automotive Electronics Housing for Enhanced Protection
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Durable Glass-Filled Nylon Handle Extender for Enhanced Strength and Performance
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High-Strength Glass-Filled PBT Automotive Electronics Housing for Reliable Performance
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Durable Glass-Filled Nylon Motorcycle Air Filter Housing for Superior Performance
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High-Quality ABS Pipe Fittings for Reliable Performance
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Glass-Filled Nylon Automotive Electronics Housing for Superior Protection
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Durable ABS Medical Wall Plate for Reliable Performance
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ABS Medical Pillow Speaker for Enhanced Patient Communication
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Nylon Oil Level Gauges for Accurate Fluid Monitoring
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Polypropylene Chemical Tank Cover and Fittings for Corrosion-Resistant Performance
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Plastic Injection Molding of Nylon Mobile Localizer Base & Cover for the Medical Industry
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Plastic Injection Molding of Pocket Sprayer Tubes for the Promotional & Retail Industry
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Insert Molding of ABS Remote Enclosure for the Retail Industry
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Plastic Injection Molding of Nylon Air Filter Cover for Motorcycle Engines
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Over Molding of PBT Gear for Diesel Engines
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Electronics and Fuse Housing
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Custom Plastic Injection Molded Gear Boxes
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Plastic Injection Molding - Custom Plastic Fittings
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Crossing Arm Light Housing - Custom Plastic Injection Molding
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Plastic Injected Tooling Cartridge used in Metal Fabrication
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Precision-Molded ABS Tractor Dashboard for Durable Agricultural Performance
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Durable Polycarbonate Outdoor Flooring System for Safe and Reliable Performance
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High-Performance Glass-Filled Polypropylene Automotive Electronics Housing
portfolio-image
Durable Glass-Filled PPE-PA Automotive Electronics Housing for Enhanced Protection
portfolio-image
Durable Glass-Filled Nylon Handle Extender for Enhanced Strength and Performance
portfolio-image
High-Strength Glass-Filled PBT Automotive Electronics Housing for Reliable Performance
portfolio-image
Durable Glass-Filled Nylon Motorcycle Air Filter Housing for Superior Performance
portfolio-image
High-Quality ABS Pipe Fittings for Reliable Performance
portfolio-image
Glass-Filled Nylon Automotive Electronics Housing for Superior Protection
portfolio-image
Durable ABS Medical Wall Plate for Reliable Performance
portfolio-image
ABS Medical Pillow Speaker for Enhanced Patient Communication
portfolio-image
Nylon Oil Level Gauges for Accurate Fluid Monitoring
portfolio-image
Polypropylene Chemical Tank Cover and Fittings for Corrosion-Resistant Performance
portfolio-image
Plastic Injection Molding of Nylon Mobile Localizer Base & Cover for the Medical Industry
portfolio-image
Plastic Injection Molding of Pocket Sprayer Tubes for the Promotional & Retail Industry
portfolio-image
Insert Molding of ABS Remote Enclosure for the Retail Industry
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Plastic Injection Molding of Nylon Air Filter Cover for Motorcycle Engines
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Over Molding of PBT Gear for Diesel Engines
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Electronics and Fuse Housing
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Custom Plastic Injection Molded Gear Boxes
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Plastic Injection Molding - Custom Plastic Fittings
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Crossing Arm Light Housing - Custom Plastic Injection Molding
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Plastic Injected Tooling Cartridge used in Metal Fabrication
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Precision-Molded ABS Tractor Dashboard for Durable Agricultural Performance
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Durable Polycarbonate Outdoor Flooring System for Safe and Reliable Performance

Latest Blog

Heavy-Duty Thread Protectors by Harbor Plastics

When it comes to safeguarding threaded components during transport or storage, Harbor Plastics delivers with precision-engineered, heavy-duty thread protectors. As a trusted provider of industrial plastic injection molding services, Harbor Plastics has the expertise and capabilities to design and ma...

Read More

Understanding Custom Plastic Injection Covers

A custom plastic injection cover is a precisely manufactured component designed to protect or enhance the function of a product. These covers are created using plastic injection molding—a process known for producing high-quality, durable parts with exacting tolerances. Whether for industrial machi...

Read More

Precision Plastic Injection Molding in Minnesota

Located in the heart of Minnesota, Harbor Plastics is a trusted name in plastic injection molding, serving a wide range of industries with precision-molded plastic components. With decades of experience, Harbor Plastics is known for its commitment to quality, innovation, and customer satisfaction.Wh...

Read More

Understanding Injection Molded Plastic Tubes: Manufacturing, Advantages, and Applications

Plastic tubes are essential components in many modern products, from medical devices to industrial equipment. Among the various production methods available, injection molding stands out as a precise and efficient way to manufacture high-quality plastic tubes with complex features. What Ar...

Read More

Superior Injection Molded Plastic Tubes by Harbor Plastics

When it comes to reliable, high-quality injection molded plastic tube manufacturing, Harbor Plastics stands out as a trusted partner in the injection molding industry. Based in Minnesota, Harbor Plastics has the capability and expertise to produce a wide variety of injection molded plastic tubes, ta...

Read More

Heavy-Duty Thread Protectors by Harbor Plastics

When it comes to safeguarding threaded components during transport or storage, Harbor Plastics delivers with precision-engineered, heavy-duty thread protectors. As a trusted provider of industrial plastic injection molding services, Harbor Plastics has the expertise and capabilities to design and ma...

Read More

Understanding Custom Plastic Injection Covers

A custom plastic injection cover is a precisely manufactured component designed to protect or enhance the function of a product. These covers are created using plastic injection molding—a process known for producing high-quality, durable parts with exacting tolerances. Whether for industrial machi...

Read More

Precision Plastic Injection Molding in Minnesota

Located in the heart of Minnesota, Harbor Plastics is a trusted name in plastic injection molding, serving a wide range of industries with precision-molded plastic components. With decades of experience, Harbor Plastics is known for its commitment to quality, innovation, and customer satisfaction.Wh...

Read More

Understanding Injection Molded Plastic Tubes: Manufacturing, Advantages, and Applications

Plastic tubes are essential components in many modern products, from medical devices to industrial equipment. Among the various production methods available, injection molding stands out as a precise and efficient way to manufacture high-quality plastic tubes with complex features. What Ar...

Read More

Superior Injection Molded Plastic Tubes by Harbor Plastics

When it comes to reliable, high-quality injection molded plastic tube manufacturing, Harbor Plastics stands out as a trusted partner in the injection molding industry. Based in Minnesota, Harbor Plastics has the capability and expertise to produce a wide variety of injection molded plastic tubes, ta...

Read More

Heavy-Duty Thread Protectors by Harbor Plastics

When it comes to safeguarding threaded components during transport or storage, Harbor Plastics delivers with precision-engineered, heavy-duty thread protectors. As a trusted provider of industrial plastic injection molding services, Harbor Plastics has the expertise and capabilities to design and ma...

Read More
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1470 County Road 90 Maple Plain, MN 55359

(763) 479-4772

info@harbor-plastics.com

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