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Expert Custom Metal Parts Manufacturing Services

Transform your product designs into precision-engineered metal components with our advanced powder metallurgy manufacturing. From prototype to high-volume production, we deliver cost-effective solutions with near-net-shape capabilities that reduce machining operations and accelerate your time-to-market.

Precision metal parts manufacturing facility with advanced powder metallurgy equipment

Our Custom Metal Parts Manufacturing Services

Complete powder metallurgy solutions from design assistance to finished assemblies.

Powder Metal Fabrication

Custom manufacturing of ferrous and non-ferrous metal parts from sub-gram to 500 grams with complex geometries and high precision.

Design & Engineering

Expert assistance in part design optimization, material selection, and cost-effective manufacturing approaches for powder metal components.

Powder Metal Tooling

In-house design and manufacturing of precision tooling by experienced craftsmen with over 100 years combined expertise.

Prototyping

Sample parts production for testing and validation before committing to full production runs, ensuring optimal results.

Secondary Processes

Comprehensive finishing services including heat treatment, machining, coatings, and specialized processes for enhanced part performance.

Component Assembly

Complete assembly and sub-assembly services with kitting, packaging, and multi-location shipping capabilities under ISO 9001:2015 standards.

Step-by-step powder metal manufacturing process from design to finished parts

Our 5-Step Manufacturing Process

Design Consultation & Optimization

Our engineers work with you to optimize part design for powder metallurgy, selecting the best materials and approaches to meet your requirements while reducing costs.

Custom Tooling Development

Powder Metal Compacting

Sintering & Quality Control

Secondary Operations & Assembly

Trusted Since 1955

Success Stories

Serving diverse industries with precision-engineered solutions for nearly seven decades.

"Working with Sterling Sintered has been a fantastic experience. Their expertise, dedication, and willingness to share knowledge have significantly contributed to the success of our collaboration, resulting in high-quality parts and a streamlined manufacturing process. We highly recommend Sterling Sintered for their professionalism and outstanding service."

Benjamin Rosenfeld
Benjamin Rosenfeld

"My company has been working with Sterling Sintered Technologies since 1999, they have always been very professional and a pleasure to work with. Highly recommend."

Kevin Cyr
Kevin Cyr

"Friendly helpful people"

Steve 56 Hemi
Steve 56 Hemi

"Working with Sterling Sintered has been a fantastic experience. Their expertise, dedication, and willingness to share knowledge have significantly contributed to the success of our collaboration, resulting in high-quality parts and a streamlined manufacturing process. We highly recommend Sterling Sintered for their professionalism and outstanding service."

Benjamin Rosenfeld
Benjamin Rosenfeld

"My company has been working with Sterling Sintered Technologies since 1999, they have always been very professional and a pleasure to work with. Highly recommend."

Kevin Cyr
Kevin Cyr

"Friendly helpful people"

Steve 56 Hemi
Steve 56 Hemi

"Working with Sterling Sintered has been a fantastic experience. Their expertise, dedication, and willingness to share knowledge have significantly contributed to the success of our collaboration, resulting in high-quality parts and a streamlined manufacturing process. We highly recommend Sterling Sintered for their professionalism and outstanding service."

Benjamin Rosenfeld
Benjamin Rosenfeld

"My company has been working with Sterling Sintered Technologies since 1999, they have always been very professional and a pleasure to work with. Highly recommend."

Kevin Cyr
Kevin Cyr

"Friendly helpful people"

Steve 56 Hemi
Steve 56 Hemi
The Sterling Advantage

Why Choose Sterling Sintered Technologies?

Experience the difference of working with a family-owned manufacturer committed to excellence.

ISO Certified

ISO 9001:2015 certified manufacturer ensuring consistent quality and reliability.

In-House Tooling

Complete tool design and fabrication capabilities with master craftsmen expertise.

Flexible Production

Scalable capacity from 500 prototype parts to 500,000 weekly production runs.

Family Owned

Dedicated customer service and personal attention since 1955 in Connecticut.

Meet The Sterling Team

Decades of powder metallurgy expertise at your service.

Founded in 1955 in Winsted, Connecticut, Sterling Sintered Technologies has grown from a small family business into a leading manufacturer of precision powder metal components. Our commitment to quality and customer service has remained constant throughout our growth, serving industries from medical devices to power tools. With our ISO 9001:2015 certification and extensive quality control systems, we continue to drive innovation in powder metallurgy while maintaining the personal touch that comes from being family-owned. Our team of engineers and master toolmakers brings decades of combined experience to every project, ensuring your components meet the highest standards of precision and reliability.

500,000Weekly Production Capacity
68+ YearsIn Business Since 1955
24+ PressesAdvanced Manufacturing Equipment

Frequently Asked Questions

What materials can you work with for custom metal parts?

We specialize in ferrous powder metals (iron and steel alloys), stainless steel powder metals (300 & 400 series), and non-ferrous materials including brass, bronze, nickel silver, and heavy hybrids with densities up to 16.4 g/cc.

What is the size range for parts you can manufacture?

Do you provide prototyping services before full production?

What secondary processes do you offer?

What are your minimum and maximum production quantities?

Do you design the tooling in-house?

What quality certifications do you maintain?

Do you offer assembly services for manufactured parts?

Still Have Questions?

Talk to our powder metallurgy experts for personalized guidance.

Certified & Trusted

Awards and Recognition

ISO 9001:2015 certification logo

ISO 9001:2015

Quality Management System Certification

ANAB accreditation logo

ANAB Accredited

American National Accreditation Board Recognition

NIST membership logo

NIST Member

National Institute Standards Technology Member

Ready to Transform Your Design Into Reality?

Get expert guidance on your custom metal parts project with our experienced engineering team.

Contact Us Today

For immediate assistance, feel free to give us a direct call at (860) 379-2753 You can also send us a quick email at sales@sterlingsintered.com