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

23 Jun

Carbon Fiber Composite Materials in Vacuum Furnaces

They say you can’t teach an old dog new tricks. We’ve never bought into that adage, especially since many of us have parents or grandparents who have taken up new hobbies like gardening or bird watching with vigor. As a business, Semco also rejects the logic of the adage. Yes, we have been around for several decades, and our core business remains machining graphite materials. We did not become industry leaders by shunning innovation, though, and as we have grown as a company specializing in producing graphite components, the materials industry has devised new graphite composite materials, as well as...

16 Jun

Graphite Oxidation

As we have explained in this blog before, synthetic graphite (man-made graphite) is produced in hundreds of different graphite grades. Most of these graphite grades have been developed for specific applications, and each grade has its own set of properties associated with it. At Semco, we make it our business to be experts on synthetic graphite and the myrian properties of different graphite grades. We pass this expertise onto our clients so that they can choose the appropriate material for their application. With their extensive knowledge of these synthetic materials, our engineers can help clients solve very complicated issues, as...

01 Jun

Semco Carbon Graphite Machining Covid-19 Update

As mentioned in our April blogs, Semco has been designated an essential business in the state of Ohio. The graphite products we manufacture are needed by many essential industries. Hence, we have continued operating and producing graphite parts, with our focus on our client companies that produce life-saving products in the pharmaceutical and medical fields, client companies doing laboratory research, and client companies in the critical food industry. With state and federal authorities looking into the spread of the virus as well as considering a gradual reopening of businesses, Semco has made a commitment to operate safely, within the official...