Over 50 Years Exceeding Customer Expectations

An ISO-9001: 2015 Company

Experts in the Industry

You are experts in your industry, and we are experts in ours. Together, we can create custom solutions to meet your goals, budget, and expectations.

Client Consultations

Our expert client consultations produce specialty pieces. No matter how unique the application, we go straight from sketch to three-dimensional solution.

Huge Inventory

Our huge inventory of raw materials, grades, shapes, and sizes allows us to respond quickly to customer demands, so that we can begin machining your product immediately.

Recycle With Us

Put some green in your pocket by going green with your obsolete carbon and graphite materials! Recycle with us, and you will reduce your liability and your ecological footprint.

Carbon and Graphite Machining and Recycling Facility - Semco Carbon

Custom Carbon & Graphite Machining

Fifty Years of Experience

Our custom carbon and graphite machining capabilities are engineered from the ground up with our client's budget, goals, and expectations in mind. No matter the tolerance, no matter the finish, no matter how specific your need, our years of experience coupled with the most advanced machining resources will keep your organization humming with minimal delay. We aren’t just experts in carbon and graphite machining—we’re also experts in client consultation and collaboration. We’re in the business of creating solutions, no matter how unique the problem.

Carbon & Graphite Material Recycling

We’ll purchase your obsolete carbon and graphite materials for reclamation or proper disposal. Less waste in the landfill, more green in your pocket — just the kind of win-win solution we’re in the business of creating.

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Experience. Knowledge. Service.

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Custom Carbon & Graphite Machining

12 Jun

Guide to Selecting a Custom Graphite Manufacturer: What to Look For

Selecting a Custom Graphite Manufacturer If you company requires custom graphite components, choosing the right custom graphite manufacturer can make the difference between a successful project and costly delays or performance issues. While we at Semco may be a little biased about this topic, we have over 50 years of graphite machining experience to back up our recommendations. Whether you need precision-machined components for aerospace applications or specialized graphite parts for industrial processes, selecting a manufacturer requires careful evaluation of several key factors. Below we explore several considerations when choosing a custom graphite manufacturer. Qualification and Reputation Start by researching...

28 May

Synthetic Graphite in Modern Military Applications

Two years ago, we explored in a blog synthetic graphite's role in military equipment, focusing on rocket nozzles and graphite bombs during the early phase of the Ukraine conflict. Today, we're revisiting this topic with fresh insights into how this versatile material continues to serve important functions across various branches of our armed forces, from the National Guards to the Air Force and beyond. The U.S. Military's Graphite Dependency The U.S. Air Force, perhaps more than any other military branch, relies on synthetic graphite components. From the thermal protection systems in hypersonic vehicles to components in aircraft engines, synthetic graphite's...

16 May

Oak Ridge National Laboratory Turns Coal into Graphite

About 500 miles south of Semco Carbon’s manufacturing facility in Lorain, OH, in the hills of eastern Tennessee, sits Oak Ridge National Laboratory (ORNL), a facility with a storied past in America's nuclear program. Today, this national laboratory continues its tradition of breakthrough research, but with applications far beyond nuclear power. One particularly promising development at ORNL involves transforming a declining but valuable material—coal—into high-quality graphite essential for renewable energy and clean energy technologies. Coal's Second Act: Clean Energy Technologies For generations, coal powered America's industrial might. As the nation shifts toward cleaner energy sources, coal mining communities face uncertain...