Posi-Melt™ XLA Mixing Screws
Posi-Melt™ Extrusion Screws
Posi-Melt™ MB Barrier Screws
Posi-Melt™ Multipurpose Screws
US Patent Technology certified

US Patent Technology

Bimetallic Mixing Injection Molding Screw

Advanced bimetallic mixing injection molding screws featuring patented Posi-Melt™ technology for superior polymer mixing and melting. These precision-engineered screws deliver up to 60% increased plastic exposure to barrel walls, ensuring uniform melt quality, faster material changeovers, and enhanced productivity across all thermoplastic applications.

Our Range of Products
Posi-Melt™ XLA Mixing Screws

Posi-Melt™ XLA Mixing Screws

  • Extensional Strain Enhancement
  • Low Pressure Drop Design
  • Advanced Dispersive Mixing
Posi-Melt™ Extrusion Screws

Posi-Melt™ Extrusion Screws

  • Custom Flight Geometry
  • Superior Mixing Performance
  • 14-240mm Diameter Range
Posi-Melt™ MB Barrier Screws

Posi-Melt™ MB Barrier Screws

  • 60% Increased Plastic Exposure
  • Single-Channel Barrier Design
  • Fast Color Changeovers
Posi-Melt™ Multipurpose Screws

Posi-Melt™ Multipurpose Screws

  • Un-tangential Flight Design
  • Multi-Application Versatility
  • Tool Steel Construction

Frequently Asked Questions

What makes bimetallic construction superior for mixing screws?

Bimetallic construction provides enhanced wear resistance and corrosion protection while maintaining optimal thermal conductivity for consistent melting performance.

How much improvement can I expect in mixing quality?

What diameter range is available for custom screws?

How do these screws reduce material changeover time?

Are these screws compatible with existing injection molding machines?

What technical support is available for custom designs?

What materials can these screws process effectively?

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 injection molded components for automotive applications requiring consistent quality and performance

Medical Device Manufacturing

Medical Device Manufacturing

Sterile plastic components for medical devices demanding highest quality standards and material purity

Consumer Electronics

Consumer Electronics

Plastic housing components and precision parts for electronic devices requiring tight tolerances

Industrial Processing

Industrial Processing

Heavy-duty plastic processing applications for industrial equipment and manufacturing systems

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

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High-performance bimetallic screw and barrel components engineered for rubber machinery applications. Our precision-manufactured systems feature patented technologies for enhanced mixing, superior melt quality, and extended equipment life in demanding rubber processing environments.

Why Injection Molders Choose MD Plastics

Patented Innovation Excellence

Eight patented technologies including Posi-Melt™ screws deliver superior mixing performance with up to 60% increased plastic exposure.

25+ Years Manufacturing Expertise

Founded by industry veteran Mike Durina, combining deep plasticating knowledge with cutting-edge design and materials expertise.

Direct Owner Technical Support

Personal consultation with founder Mike Durina ensures custom screw designs perfectly match your specific application requirements.

Get Custom Bimetallic Mixing Screw Solutions Today

Connect with our technical experts for personalized screw design consultation and pricing for your specific application.

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