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About UsMaking bright ideas brilliant. Harper International is a global leader in complete thermal processing solutions, as well as technical services essential for the production of advanced materials. From concept to commercialization, from research scale to full production line operations, Harper is perpetually on the cutting edge. Since our founding in 1924, we have pioneered some of the world’s most innovative, customized systems, with a focus on processing materials at high temperatures and in non-ambient atmospheres. Harper’s value proposition is unequaled — decades of industry experience, a highly specialized, multi-talented group of employees, and a passion for partnership. We don’t shoehorn a standard line of products to fit our customers’ requirements. We specialize in first-of-a-kind solutions using our exceptional depth and breadth of knowledge. Harper’s culture is one of genuine ingenuity and creativity, which ensures we are constantly challenging ourselves to craft the best-engineered technology solution for our customers’ unique thermal processing needs. Our Brand “Spark the Future”. Harper has a unique ability to turn our customers’ spark of an idea into reality. We do this through exceptional partnerships and a forward-thinking philosophy to deliver the most innovative thermal processing system possible. Our logo, tagline and accompanying imagery help to visually…
Capabilities & ServicesWith Harper, you will find a partner uniquely qualified to make your thermal process challenge a success. No one else offers an end-to-end service approach with an all-encompassing range of technology solutions, delivered by a passionate and exceptionally skilled staff. That’s why world-leading material technology companies, as well as cutting edge start-ups, depend on Harper for ingenious, first-of-a-kind systems. Harper’s philosophy is not only to deliver comprehensive systems with the latest technologies, resulting in distinctive solutions, but also to design features that ensure the most efficient and effective operations. Whether it’s optimized waste gas treatment, control systems with predictive maintenance, or energy efficiency techniques, Harper always has the complete solution in mind. Of course, saying we’re the partner for you doesn’t get the job done — we’re eager to prove it. Learn more… Ignite™ with Harper Check out our patents Meet some of Harper’s innovators Research Center & Piloting facilities Customer testimonials Customer support
Furnace TechnologiesHarper offers a variety of thermal processing solutions for customers in advanced materials markets, with thousands of installations worldwide from lab scale to complete production lines. Harper’s range of experience across different techniques, process methodologies and applications allows us to deliver unique solutions for every customer. Our experience in developing distinctive systems for every application covers calcination, graphitization, carburization, controlled oxidation, oxide reduction, purification, pyrolysis, drying, reduction, solid-solid reaction, gas-solid reaction, metalizing, debinding, and waste remediation. One thing you won’t see at Harper is a cookie cutter line of products that we work to fit into your requirements. We specialize in first-of-a-kind solutions using our exceptional depth and breadth of knowledge. Harper’s culture is one of real ingenuity and creativity – we are constantly challenging ourselves to craft the best-engineered technology solutions for our customers’ needs. Learn more… Furnace Technologies Oxidation Oven Technologies Complete Process Line Solutions
Carbon Fiber Solutions
IndustriesHarper serves advanced, cutting-edge material markets with custom-engineered thermal processing systems. Our support to these emerging industries begins in early stages of research and development, whether at corporate R&D centers, universities, government institutions, or start-ups. Harper is a partner through the entire development process assisting in the scale up and commercialization of advanced materials that will change our everyday lives. Carbon Fiber began more than 40 years ago with simple small scale production plants. Through partnerships with the leading producers and our continual innovation, current day production rates are 10 to 20x greater per production line. Harper’s commitment to state of the art technology provides efficient and consistent production rates at the lowest operating costs allowing our clients to become ever more competitive. Together, Harper and our partners meet and exceed the needs of each new and challenging application. Our cumulative experience and engineering expertise allows Harper to develop the optimum thermal processing system for your advanced material processing needs. Harper thermal systems include gas-solid or solid-solid reactors providing calcination, graphitization, carburization, controlled oxidation, reduction, purification, pyrolysis, drying, metalizing, debinding, waste remediation, and more. Precise control of temperature, process atmosphere, material flow, and residence time ensure consistent and uniform material…
Resource CenterLearn more about Harper’s extensive range of capabilities and offerings. Brochures Coming soon! Publications White Paper – Advanced Reactor System for the Fine Control of Properties of Molybdenum Powder (.pdf) Case Studies Coming soon!

About UsMaking bright ideas brilliant. Harper International is a global leader in complete thermal processing solutions, as well as technical services essential for the production of advanced materials. From concept to commercialization, from research scale to full production line operations, Harper is perpetually on the cutting edge. Since our founding in 1924, we have pioneered some of the world’s most innovative, customized systems, with a focus on processing materials at high temperatures and in non-ambient atmospheres. Harper’s value proposition is unequaled — decades of industry experience, a highly specialized, multi-talented group of employees, and a passion for partnership. We don’t shoehorn a standard line of products to fit our customers’ requirements. We specialize in first-of-a-kind solutions using our exceptional depth and breadth of knowledge. Harper’s culture is one of genuine ingenuity and creativity, which ensures we are constantly challenging ourselves to craft the best-engineered technology solution for our customers’ unique thermal processing needs. Our Brand “Spark the Future”. Harper has a unique ability to turn our customers’ spark of an idea into reality. We do this through exceptional partnerships and a forward-thinking philosophy to deliver the most innovative thermal processing system possible. Our logo, tagline and accompanying imagery help to visually…
Capabilities & ServicesWith Harper, you will find a partner uniquely qualified to make your thermal process challenge a success. No one else offers an end-to-end service approach with an all-encompassing range of technology solutions, delivered by a passionate and exceptionally skilled staff. That’s why world-leading material technology companies, as well as cutting edge start-ups, depend on Harper for ingenious, first-of-a-kind systems. Harper’s philosophy is not only to deliver comprehensive systems with the latest technologies, resulting in distinctive solutions, but also to design features that ensure the most efficient and effective operations. Whether it’s optimized waste gas treatment, control systems with predictive maintenance, or energy efficiency techniques, Harper always has the complete solution in mind. Of course, saying we’re the partner for you doesn’t get the job done — we’re eager to prove it. Learn more… Ignite™ with Harper Check out our patents Meet some of Harper’s innovators Research Center & Piloting facilities Customer testimonials Customer support
Furnace TechnologiesHarper offers a variety of thermal processing solutions for customers in advanced materials markets, with thousands of installations worldwide from lab scale to complete production lines. Harper’s range of experience across different techniques, process methodologies and applications allows us to deliver unique solutions for every customer. Our experience in developing distinctive systems for every application covers calcination, graphitization, carburization, controlled oxidation, oxide reduction, purification, pyrolysis, drying, reduction, solid-solid reaction, gas-solid reaction, metalizing, debinding, and waste remediation. One thing you won’t see at Harper is a cookie cutter line of products that we work to fit into your requirements. We specialize in first-of-a-kind solutions using our exceptional depth and breadth of knowledge. Harper’s culture is one of real ingenuity and creativity – we are constantly challenging ourselves to craft the best-engineered technology solutions for our customers’ needs. Learn more… Furnace Technologies Oxidation Oven Technologies Complete Process Line Solutions
Carbon Fiber Solutions
IndustriesHarper serves advanced, cutting-edge material markets with custom-engineered thermal processing systems. Our support to these emerging industries begins in early stages of research and development, whether at corporate R&D centers, universities, government institutions, or start-ups. Harper is a partner through the entire development process assisting in the scale up and commercialization of advanced materials that will change our everyday lives. Carbon Fiber began more than 40 years ago with simple small scale production plants. Through partnerships with the leading producers and our continual innovation, current day production rates are 10 to 20x greater per production line. Harper’s commitment to state of the art technology provides efficient and consistent production rates at the lowest operating costs allowing our clients to become ever more competitive. Together, Harper and our partners meet and exceed the needs of each new and challenging application. Our cumulative experience and engineering expertise allows Harper to develop the optimum thermal processing system for your advanced material processing needs. Harper thermal systems include gas-solid or solid-solid reactors providing calcination, graphitization, carburization, controlled oxidation, reduction, purification, pyrolysis, drying, metalizing, debinding, waste remediation, and more. Precise control of temperature, process atmosphere, material flow, and residence time ensure consistent and uniform material…
Resource CenterLearn more about Harper’s extensive range of capabilities and offerings. Brochures Coming soon! Publications White Paper – Advanced Reactor System for the Fine Control of Properties of Molybdenum Powder (.pdf) Case Studies Coming soon!

Kinetic Model of Stabilized PAN Fiber Mass Loss During Carbonization

Home/June 2017 – New White Paper Released on Kinetic Model of Stabilized PAN Fiber Mass Loss During Carbonization/Kinetic Model of Stabilized PAN Fiber Mass Loss During Carbonization

Kinetic Model of Stabilized PAN Fiber Mass Loss During Carbonization

By admin|2017-06-05T12:07:25-04:00September 12th, 2016|

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