MDP™ Performance Non-Return Valve
Posi-Shut™ Automatic Shut-Off Valve
Patent Protected certified

Patent Protected

Industry Proven certified

Industry Proven

Proprietary Valve Technologies for Industrial Applications

Advanced proprietary valve technologies engineered for industrial injection molding applications. Our patented non-return and automatic shut-off valves deliver superior performance, extended service life, and enhanced process control for manufacturing operations across automotive, medical device, and consumer electronics industries.

Our Range of Products

MDP™ Performance Non-Return Valve

MDP™ Performance Non-Return Valve

  • Lowest pressure drop design
  • 6-7 year extended service life
  • Universal polymer compatibility
Posi-Shut™ Automatic Shut-Off Valve

Posi-Shut™ Automatic Shut-Off Valve

  • Instantaneous precise shutoff
  • Mechanically operated control
  • Heat-treated H13 tool steel

Frequently Asked Questions

What does a prop valve do?

A prop valve controls fluid flow and pressure in industrial systems, providing precise shutoff and non-return functionality for optimal process control.

What size ranges are available for these valve technologies?

How long do these industrial valves typically last?

Are these valves compatible with all polymer types?

What makes these valve technologies proprietary?

Can these valves be customized for specific applications?

What technical support is available for valve installation?

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 valve control for automotive component injection molding with consistent quality and reduced scrap rates.

Medical Device Manufacturing

Medical Device Manufacturing

Sterile plastic component production with precise shutoff control ensuring medical-grade quality standards.

Consumer Electronics

Consumer Electronics

High-precision molding of electronic housing components with superior part-to-part consistency and quality control.

Industrial Processing

Industrial Processing

Robust valve solutions for extrusion and injection molding equipment across diverse industrial applications.

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

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Why Industrial Manufacturers Choose Md Plastics Inc

Patented Innovation Leadership

Eight awarded patents including breakthrough valve technologies that deliver industry-lowest pressure drops and extended service life.

25+ Years Manufacturing Excellence

Since 1999, we've helped injection molders increase profitability through superior plasticating components and cutting-edge technologies.

Expert Technical Support

Direct consultation with founder Mike Durina and specialized technical team for custom design solutions and application guidance.

Get Expert Valve Technology Consultation for Your Application

Connect with our technical specialists to discuss your specific valve requirements and receive custom design recommendations.

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