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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
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    • Sonic Welding
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    • Packaging
  • Equipment
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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
portfolio-image
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
portfolio-image
Plastic Injection Molding of Nylon Air Filter Cover for Motorcycle Engines
portfolio-image
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

Excellence in Custom Plastic Injection Molding Services

At Harbor Plastics, we specialize in delivering high-quality custom Minnesota plastic injection molding solutions tailored to meet the precise needs of our clients. With a focus on both efficiency and excellence, we have built a reputation for providing fast, flexible, and dependable molding service...

Read More

Precision Mold Building Services That Power Manufacturing Excellence

At Harbor Plastics, we understand that great products begin with great molds. That’s why we offer comprehensive mold building services that bring our customers’ product visions to life with precision, efficiency, and reliability. From initial concept to final production, our expert team is equip...

Read More

Engineered Plastic Components for the Plastic Injection Molding Industry

Engineered plastic components represent the intersection of material science and precision manufacturing. These high-performance parts are crafted from engineering-grade thermoplastics designed to meet the rigorous demands of modern industrial applications. Unlike standard molded parts, engineered c...

Read More

Delivering Precision, Power, and Performance in Plastic Injection Molding from Minneapolis, MN

In the ever-evolving world of custom plastic manufacturing, companies that combine technical capability, operational efficiency, and strategic location stand out. Harbor Plastics, based just west of Minneapolis in Maple Plain, Minnesota, is one such standout. With expansive in-house equipment, ...

Read More

The Purpose and Fabrication of Injection Molded Plastic Tubes

Plastic tubes are used in countless applications across modern industries, and one of the most efficient ways to manufacture them is through injection molding. These components offer versatility, precision, and durability—qualities that make them indispensable in fields ranging from medicine to ma...

Read More

Excellence in Custom Plastic Injection Molding Services

At Harbor Plastics, we specialize in delivering high-quality custom Minnesota plastic injection molding solutions tailored to meet the precise needs of our clients. With a focus on both efficiency and excellence, we have built a reputation for providing fast, flexible, and dependable molding service...

Read More

Precision Mold Building Services That Power Manufacturing Excellence

At Harbor Plastics, we understand that great products begin with great molds. That’s why we offer comprehensive mold building services that bring our customers’ product visions to life with precision, efficiency, and reliability. From initial concept to final production, our expert team is equip...

Read More

Engineered Plastic Components for the Plastic Injection Molding Industry

Engineered plastic components represent the intersection of material science and precision manufacturing. These high-performance parts are crafted from engineering-grade thermoplastics designed to meet the rigorous demands of modern industrial applications. Unlike standard molded parts, engineered c...

Read More

Delivering Precision, Power, and Performance in Plastic Injection Molding from Minneapolis, MN

In the ever-evolving world of custom plastic manufacturing, companies that combine technical capability, operational efficiency, and strategic location stand out. Harbor Plastics, based just west of Minneapolis in Maple Plain, Minnesota, is one such standout. With expansive in-house equipment, ...

Read More

The Purpose and Fabrication of Injection Molded Plastic Tubes

Plastic tubes are used in countless applications across modern industries, and one of the most efficient ways to manufacture them is through injection molding. These components offer versatility, precision, and durability—qualities that make them indispensable in fields ranging from medicine to ma...

Read More

Excellence in Custom Plastic Injection Molding Services

At Harbor Plastics, we specialize in delivering high-quality custom Minnesota plastic injection molding solutions tailored to meet the precise needs of our clients. With a focus on both efficiency and excellence, we have built a reputation for providing fast, flexible, and dependable molding service...

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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