Exceeding your carbon and graphite requirements–one custom solution at a time. Get ready for an outstanding customer experience. Whatever your need, from material selection and part design, to final machined and treated products, we can deliver a custom solution for you. After more than fifty years engineering carbon and graphite solutions, we have earned a reputation for leading the industry in both service and precision manufacturing. Because at MWI, customer satisfaction is not just something we talk about, it is ingrained in everything we do.