High Performance Plasticating Barrels
Posi-Melt™ XLA Mixing Screws
Posi-Melt™ MB Barrier Screws
Posi-Melt™ Multipurpose Screws
Inject-EX™ Plasticating System
Posi-Melt™ Extrusion Screws
ISO 9001:2015 certified

ISO 9001:2015

Made in USA certified

Made in USA

High-Performance Nickel Alloy Screw and Barrel

High-performance nickel alloy screws and barrels engineered for demanding plastics processing applications. Our patented Posi-Melt™ technology and bimetallic construction deliver superior corrosion resistance, enhanced mixing, and extended service life across injection molding, extrusion, and LSR applications. Manufactured in the USA with precision tolerances for optimal thermal transfer and melt quality.

Our Range of Products
High Performance Plasticating Barrels

High Performance Plasticating Barrels

  • Bimetallic construction design
  • Precision honed tolerances
  • Made in USA quality
Posi-Melt™ XLA Mixing Screws

Posi-Melt™ XLA Mixing Screws

  • Extensional mixing technology
  • Low pressure drop design
  • High throughput efficiency
Posi-Melt™ MB Barrier Screws

Posi-Melt™ MB Barrier Screws

  • Patented MB barrier geometry
  • 60% increased barrel exposure
  • Single-channel design
Posi-Melt™ Multipurpose Screws

Posi-Melt™ Multipurpose Screws

  • Patented flight geometry
  • Faster material changeovers
  • Complete pressurization
Inject-EX™ Plasticating System

Inject-EX™ Plasticating System

  • Stationary screw design
  • Real-time melt monitoring
  • Ultra-precise shot control
Posi-Melt™ Extrusion Screws

Posi-Melt™ Extrusion Screws

  • Custom flight geometry
  • 14-240mm diameter range
  • Optimized conveying

Frequently Asked Questions

What materials are used in nickel alloy screws and barrels?

High-strength tool steel or specialty wear-resistant alloys including nickel-based materials. Bimetallic construction bonds corrosion-resistant liners to high-strength steel backing for optimal durability.

What is the diameter range for these screws and barrels?

How does Posi-Melt™ technology improve performance?

Can these components retrofit existing equipment?

What industries benefit from nickel alloy screws and barrels?

How long do nickel alloy components last?

What support services are available?

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

Industries We Serve

Injection Molding

Injection Molding

Precision plasticating systems for thermoplastic injection molding with enhanced melt quality and shot consistency.

Extrusion Processing

Extrusion Processing

Custom-engineered screws for pipe, profile, sheet, and film extrusion with optimized conveying efficiency.

Medical Device Manufacturing

Medical Device Manufacturing

Sterile plastic component production with precision tolerances and consistent part quality for medical applications.

Automotive Manufacturing

Automotive Manufacturing

High-volume production of automotive plastic components with enhanced durability and material changeover efficiency.

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

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Why Plastics Processors Choose Md Plastics Inc

Patented Innovation Leadership

Eight granted patents including Posi-Melt™ technology and Inject-EX™ system. Proprietary designs deliver measurable improvements in melt quality, throughput, and equipment longevity with proven ROI.

Engineering Expertise Since 1999

Over 25 years of specialized experience in plasticating components. Direct consultation with founder Mike Durina ensures custom solutions optimized for your specific processing requirements.

Precision Manufacturing Quality

USA-made components with precision honed tolerances and advanced materials. Bimetallic construction and wear-resistant alloys deliver extended service life in the most demanding applications.

Ready to Optimize Your Plasticating Performance?

Request a quote for custom-engineered screws and barrels. Our technical team will review your application and recommend the optimal configuration for your process.

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