Posi-Melt™ Extrusion Screws
Posi-Melt™ XLA Mixing Screws
High Performance Plasticating Barrels
Posi-Melt™ MB Barrier Screws
Posi-Melt™ Multipurpose Screws
Patented Technology certified

Patented Technology

Industrial Extruder Screws and Barrels | Manufacturing Solutions

Advanced extruder screws and barrels engineered for superior plastic processing performance. Our patented Posi-Melt™ technology delivers up to 60% increased plastic exposure for uniform mixing, faster changeovers, and reduced manufacturing costs across injection molding, extrusion, and blow molding applications.

Our Range of Products

Posi-Melt™ Extrusion Screws

Posi-Melt™ Extrusion Screws

  • Custom flight geometry design
  • Low pressure drop operation
  • Complete pressurization
Posi-Melt™ XLA Mixing Screws

Posi-Melt™ XLA Mixing Screws

  • Patented dispersive mixing technology
  • 60% increased plastic exposure
  • 14-240mm diameter range
High Performance Plasticating Barrels

High Performance Plasticating Barrels

  • Bimetallic construction
  • Precision honed tolerance
  • 260 inch maximum length
Posi-Melt™ MB Barrier Screws

Posi-Melt™ MB Barrier Screws

  • Single-channel barrier design
  • Fast purging performance
  • Lower cost vs multi-channel
Posi-Melt™ Multipurpose Screws

Posi-Melt™ Multipurpose Screws

  • Un-tangential flight design
  • Drop-in OEM replacement
  • All thermoplastic compatible

Frequently Asked Questions

What are the different types of extruder screws and barrels?

Md Plastics Inc offers several specialized types including Mixing Screws with advanced dispersive mixing technology, Barrier Screws featuring single-channel design for fast purging, Extrusion Screws with custom flight geometry, Multipurpose Screws with un-tangential flight design as drop-in OEM replacements, and Plasticating Barrels with bimetallic construction and precision honed tolerance up to 260 inches in length.

What is an extruder barrel?

What makes Posi-Melt™ technology different from standard extruder screws?

How do I know which extruder screw type is right for my application?

What industries benefit most from upgraded extruder screws and barrels?

Can I get custom screw designs for unique processing challenges?

What is the advantage of bimetallic barrel construction?

How do these extruder components reduce manufacturing costs?

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

Industries We Serve

Automotive Manufacturing

Automotive Manufacturing

Precision extruder screws for injection molded automotive components requiring consistent quality.

Medical Device Manufacturing

Medical Device Manufacturing

High-performance barrels and screws for sterile plastic medical device component production.

Consumer Electronics

Consumer Electronics

Advanced mixing screws for plastic housing components in consumer electronics manufacturing.

Industrial Processing

Industrial Processing

Heavy-duty extruder components for continuous industrial plastic processing and production.

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

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High Performance Plasticating Barrels

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Why Plastic Processors Choose Md Plastics Inc

25+ Years Engineering Excellence

Founded by industry veteran with 8 patents and decades of plasticating expertise, delivering proven performance solutions.

Patented Posi-Melt™ Technology

Proprietary designs increase plastic exposure by 60% for superior mixing, faster changeovers, and reduced manufacturing costs.

Custom Design & Direct Support

Owner Mike Durina personally designs solutions with direct technical consultation and comprehensive support services.

Get Expert Guidance for Your Extruder Components

Connect with our technical team for custom screw and barrel solutions. Expect prompt response from our plasticating experts.

Contact Us Today

For immediate assistance, feel free to give us a direct call at 3304825100 You can also send us a quick email at info@mdplastics.com