Graham designs and manufactures custom-engineered ejectors, vacuum pumping systems, surface condensers, vacuum systems, and a custom coiled shell and tube heat exchanger. The Heliflow® is uniquely designed and engineered to handle the most difficult heat transfer applications. This Heliflow® heat exchanger, one of our founding products, can withstand the most thermally demanding and high-pressure applications.
Graham has a product to meet your needs, from oil refining to renewable energy and wherever your process operates under a vacuum. Our global brand is built upon world-renowned engineering expertise in vacuum and heat transfer technology, responsive and flexible service, and high-quality standards since 1936.