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

29 May

Welcome Alan Smith, Our New CAD/CAM Expert

Semco is always delighted to welcome new members to our graphite machining team. It is a special pleasure to introduce Alan Smith, our new process engineer with years of experience in computer-aided machining and mechanical design engineering. Alan comes to us with extensive CAD/CAM experience and training. Alan Smith and Family Alan is a family man with many interests. Before we get to the family side of Alan’s life (a big side), let’s discuss what Alan does in his free time. He enjoys a variety of outdoor activities such as riding ATV’s, kayaking, bicycling, hiking, fishing, and boating. In addition...

15 May

Semco’s Graphite Treatment Services

Graphite is a versatile and tough material, but like other materials used in industry, it can degrade. Many treatments, including oxidation reduction reactions and PTFE coatings, can help protect the material from corrosion and degradation when it is exposed to extreme conditions, as it often is in manufacturing processes. (“But what is PTFE?” you ask. We’ll get to that.) In this post, we will examine and explain some of these treatment services for graphite material that Semco offers. You’ll have a better idea how best to protect your graphite components, whether it’s with oxidation reduction reactions, phenolic resin, or purification...

08 May

So, What is Graphite Anyway?

Sometimes it’s a good idea to get back to basics. Here at Semco, that means asking, what is carbon? What is graphite? And while we’re on the topic of the carbon atom, what are diamonds? Aren’t those made of carbon atoms too? And if so, how can carbon exhibit polymorphism? Ok, so maybe some of these are too basic (or too advanced. Polymorphism?). But we want our customers to ask these questions and know about the material they rely on for crucial components in their own products or manufacturing set-ups. So go ahead and ask us “what is carbon?” or...