Harper International

4455 Genesee Street, Suite 123
Buffalo, NY 14225

About Harper International

Harper International is a global leader in complete Thermal Processing solutions and technical services essential for the production of advanced materials, including Furnaces, Kilns, Calciners, and Ovens. Harper designs systems from research scale to full production line operations, with a focus on processing materials at high temperatures and in non-ambient atmospheres.

Our expertise is in the scale up and production of advanced materials such as carbon fiber, ceramic and metal powders, nano materials, nuclear materials, and carbon materials. Our toolbox of systems includes Slot, Rotary, Pusher Tunnel, Belt Conveyor, Vertical Conveyor, Box, Elevator, and Ultra-High Temperature (UHT) furnaces, and well as Oxidation Ovens for carbon fiber.

Our process expertise includes calcination, graphitization, carburization, controlled oxidation, oxide reduction, purification, pyrolysis, drying, reduction, solid-solid reaction, gas-solid reaction, metalizing, debinding, and waste remediation

Products by Harper International

By Harper International

Harper designs advanced Rotary Tube Furnace solutions for continuous processing of materials such as granular, powder, or particulate aggregates in high purity and specialty atmosphere environments at temperatures from 500 to 2400°C. Harper Rotary kilns offer exceptional versatility,... Read more »

By Harper International

Harper’s Pusher plate and Tunnel kilns are designed for processes requiring precise control of temperature and atmosphere, ideal for those with longer residence times that require exact control of the heat up rate of the product (temperature profile) and lower gas/solid reaction. Our focus is on... Read more »

By Harper International

Harper’s Mesh Belt furnaces and kilns are designed for the continuous processing of parts as well as advanced materials such as granular, powder, or particulate aggregates in high purity and specialty atmosphere environments at temperatures from 500 to 2000°C. Our experience with a variety of... Read more »

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