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

06 Dec

Five Graphite Manufacturing Lessons

If good things come in 3s, then great things must come in 5s. We took a short break around Thanksgiving from what we usually do (buy graphite, machine graphite components, etc) to take stock of what we have to be thankful for, and the following are 5 graphite manufacturing milestones that Semco is proud to have accomplished.First Things Firstwe managed to grow the level of our graphite manufacturing business in 2021 while keeping all our workforce employed. In fact, we have even managed to add employees, no small feat in this very tight job market we currently find ourselves in....

16 Nov

Continuing China Tariffs and Tight Labor Market

Semco is a graphite company deeply connected to the national and world economies. As the American economy heats up, and the American consumer’s appetite for things like the graphite solutions that we offer increases, some issues we have signaled in the past are amplified. While demand grows, supply chain disruptions, lack of shipping containers, and green initiatives in China have stretched our ability to continue some of our relationships with Chinese vendors of graphite raw materials. The Trump administration’s tariffs, instituted a few years ago, seem to be here to stay under the Biden administration. This is unwelcome news for...

05 Nov

The Importance of Maintenance in Graphite Machining

At Semco, carbon graphite is king. That material that makes up all our graphite components is the star of our graphite fabrication story. A less discussed, but critically important, subject in our story of graphite fabrication is graphite machining maintenance. The high quality of the graphite components we manufacture depends on the proper functioning of our machines. Semco is dedicated to keeping these machines running efficiently and producing quality graphite parts from carbon graphite. Hence, we have implemented scheduled maintenance for all our equipment done on site by our knowledgeable employees. Occasionally, when our state-of-the-art, complex machines have breakdowns that...