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Advanced Metal Finishing Services with Quality Excellence

Sterling Sintered Technologies delivers precision-engineered metal finishing solutions with over 65 years of manufacturing excellence. From powder metal fabrication to comprehensive secondary processes, we provide cost-effective approaches that reduce machining operations while maintaining superior quality standards for industries including medical, automotive, and industrial applications.

Advanced metal finishing equipment in industrial manufacturing facility

Our Metal Finishing Services

Comprehensive powder metal solutions from design to finished components with precision engineering.

Powder Metal Fabrication

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

Secondary Processes

Complete finishing services including heat treatment, machining, coatings, platings, and surface treatments for enhanced performance characteristics.

Design Engineering

Expert design assistance, material selection, and cost optimization for powder metal parts with concurrent engineering support.

Custom Tooling

In-house tool design and manufacturing by experienced toolmakers with over 100 years combined experience for quality PM components.

Prototyping Services

Sample parts production for testing and validation before full production runs, ensuring optimal design and performance.

Component Assembly

ISO 9001:2015 compliant assembly and subassembly services with kitting, labeling, and multi-location shipping capabilities.

Quality Driven

Precision Metal Finishing Excellence Since 1955

Sterling Sintered Technologies combines decades of expertise with advanced multi-level compacting techniques to deliver superior metal finishing solutions. Our ISO 9001:2015 certified facility produces miniature to medium-sized components with near-net shape manufacturing, minimizing waste while maximizing precision and cost-effectiveness for demanding industrial applications.

Precision powder metal parts showing complex geometries and superior finish quality
Industry Leader

Proven Results

Trusted by leading manufacturers across medical, automotive, and industrial sectors.

"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

"Friendly helpful people"

Steve 56 Hemi
Steve 56 Hemi

"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

"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

"Friendly helpful people"

Steve 56 Hemi
Steve 56 Hemi

"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

"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

"Friendly helpful people"

Steve 56 Hemi
Steve 56 Hemi

"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
The Sterling Difference

Why Choose Sterling Sintered Technologies?

Experience the difference that comes with over 65 years of powder metal expertise.

ISO Certified

ISO 9001:2015 certified manufacturing with extensive quality control systems ensuring consistent excellence.

In-House Tooling

Complete tool design and fabrication capabilities with journeyman toolmakers delivering superior quality.

Scalable Production

From 500-part prototypes to 500,000 parts per week with Kanban inventory management.

Cost Optimization

Near-net shape manufacturing reduces costly secondary operations while maintaining precision tolerances.

Meet The Sterling Team

Decades of expertise driving powder metal innovation.

Founded in 1955 as a family-owned business in Winsted, Connecticut, Sterling Sintered Technologies has grown from a small local shop into a premier powder metal manufacturer serving diverse industries nationwide. Our commitment to quality and customer service has remained unwavering throughout our journey, with journeyman toolmakers bringing over 100 years of combined experience to every project. Located in Connecticut's manufacturing corridor, we understand the precision demands of New England's industrial heritage while embracing modern manufacturing technologies. Our team's deep expertise in powder metallurgy, combined with our strategic Connecticut location, positions us to serve customers efficiently across the northeastern United States and beyond.

500,000Weekly Parts Capability
65+ YearsManufacturing Excellence
24+ PressesProduction Capacity

Frequently Asked Questions

What materials can you work with for powder metal fabrication?

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

What is the size range for parts you can manufacture?

Do you provide tooling design and manufacturing?

What secondary processes do you offer?

What is your minimum order quantity?

Are you ISO certified?

Do you provide assembly services?

What industries do you serve?

Need Technical Assistance?

Our powder metal experts are ready to help optimize your project specifications.

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

NIST membership logo

NIST Member

National Institute of Standards Technology

Ready to Start Your Metal Finishing Project?

Contact our engineering team for expert consultation and competitive pricing on your powder metal requirements.

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