Home

Latest Innovations

The Harper Story

Markets We Serve

Technology We Offer

Support We Offer

Company We Keep

Press Releases

Brochures

Advertisements

Careers

Contact Us

Harper International is a leading manufacturer of custom engineered thermal processing systems, and equipment designed to meet exacting processing requirements.  Harper has been engineering and building custom kilns and furnaces for over 80 years.  We have been the innovator of many new technologies including: Carbon Fiber Furnaces, Pusher Tunnel Kilns for the electronics and advanced ceramics industries, Complete turnkey Carbon Fiber Lines,  Specialized furnace systems for solar cell production and silicon melt furnaces, rotary kilns for the processing of refractory metals, and the calcining of specialty materials, and vertical gravity flow reactors. 

Harper owes its success to its highly technical engineering staff, an in-house Technology Center for process development work, and vast experience in a wide variety of Industries.  We regard our customer relationships as partnerships.  To these partnerships we bring a willingness and ability to address first-of-a-kind applications.  Our facility includes one of the best high temperature process development labs, broad manufacturing capability, and highly experienced dedicated employees.

Harper’s Markets include: Carbon Fiber, Graphite Fiber, Solar Cells, Silicon production, Advanced Lithium Ion Battery Materials, Fuel Cells, Nuclear Fuel Processing, Bio Fuel Generation, Silicon Carbide Sintering, Nano-Technology including Carbon nano-tubes, Inorganic Chemical processing, as well as Electronic components.

 Industries continue to make advancements in their technology developing new materials with unique processing requirements.  Harper International keeps pace with these developments by providing innovative thermal processing system and complete customized manufacturing systems.

The Harper Technology Center’s mission is to assisting companies with the commercialization of new materials and new advanced processes.  The key objectives are to optimize the thermal process, determine the most effective type of furnace, and the collection of data required for commercial scale-up.  The Technology Center offers thermodynamic analysis, kinetics study, morphology control, and thermal modeling in addition to process testing, development, and process optimization.

Harper International has supplied over 4,000 thermal processing systems worldwide and holds patents for its innovative technology.  Harper’s equipment includes rotary kilns, pusher kilns, vertical calciners, strip belt systems, mesh belt kilns, batch kilns, fluidized bed technology, and carbon fiber production systems.  Temperatures up to 2800°C and a variety of atmospheric processing requirements are available. 

Harper markets and installs its systems worldwide with installing in Europe, Asia & Latin American.  It has local manufacturing and service capability in many of these overseas locations.