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

31 Aug

Semco And The Diamond Tooling Industry

Don’t believe the advertising slogan - diamonds are NOT forever, at least not if we’re talking about diamond tools. They wear out too, it just takes them a while. Diamond tools are special, though, with many specific applications that demand the singular qualities provided by what is popularly understood to be the hardest natural substance. At Semco, we play a part in using synthetic graphite to produce diamond tools. We know what you’re thinking: “Diamonds and graphite are siblings -- they both come from the same parent substance, carbon. Semco must just press the graphite until it becomes diamond graphite!”...

17 Aug

ISO Certification at Semco Carbon

We recently decided to pursue something big for a graphite manufacturing company: ISO certification. This is not a spur of the moment decision, but a culmination of years of preparation and hard work at perfecting our graphite fabrication operation. This certification (done through the International Organization for Standardization) will attest to the quality of our organization and highlight our commitment to the highest level of graphite manufacturing and to producing the highest quality carbon-based products. It will, significantly, allow us to compete for contracts where ISO certification is a requirement. As of now, Semco has completed stage one of the...

02 Aug

Graphite Density and Graphite Grade

Maybe we’re just a bit dense at Semco, but when the conversation at a party turns from politics or sports to things like graphite density or graphite grades (this never actually happens, but humor us), we get very excited (or we would, if such a thing were ever to happen). There’s a reason for that. In the graphite business, graphite density is an all-important quality that we use to separate a wide variety of graphite materials. Understanding graphite density helps us to categorize most of the graphite grades available today into three broad categories. “Why is that so important?” the...