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Heat treatment - high-performance materials for efficient thermal processes

Maximum Process Reliability and Energy Efficiency in Heat Treatment

Heat treatment is an essential part of many manufacturing processes. Whether hardening, sintering or annealing – thermal processes require materials that can withstand extremely high temperatures, enable precise temperature control and contribute to energy savings.

 A technician wearing gloves inspects the surface of a carbon fiber reinforced carbon (CFC) component with typical weave texture.
Efficiency under Heat

High-Performance Materials for Economic Heat Treatment

As a specialist in advanced materials, Schunk Carbon Technology provides innovative solutions for heat treatment. Our graphite components and composites made of CFC and OFC are designed to optimize thermal processes, extend service life, and reduce energy consumption. From furnace components and insulation materials to fixture systems and kiln furniture, as well as fans and heating elements – our materials are specifically engineered for extreme temperatures and demanding production conditions. Their use minimizes heat loss, improves process efficiency and lowers maintenance costs – key factors for economic and sustainable heat treatment operations.

Solutions

For Maximum Efficiency in Heat Treatment

Heat Treatment & Casting industry header image consisting of casting vacuum furnance

CFC Fixtures – Innovative Charging Systems for Optimal Heat Distribution

The right choice of fixtures is critical for heat treatment efficiency. Traditional cast grids come with significant drawbacks: they are heavy, prone to deformation at high temperatures, and prolong cycle times. Our CFC fixtures made from carbon fiber-reinforced carbon (CFC) are a superior alternative. Their low weight, excellent thermal resistance, and robust construction enable faster loading and unloading of parts. This reduces process times, energy consumption, and the risk of distortion. We also offer tailored fixture systems, barrier components, and our modular UniGrid® system – providing flexible solutions for a wide range of heat treatment applications.

 Open high-temperature furnace with heat shields and CFC loading fixture for industrial thermal processing applications.

Furnace Components – Maximum Durability for Reliable Operation

Reliable heat treatment requires durable and high-quality furnace components. Conventional materials quickly degrade under high heat, aggressive atmospheres, and mechanical stress. Our CFC and graphite components are specifically designed to withstand these extreme conditions and offer exceptional resistance to thermal and mechanical loads. Our product range includes high-temperature insulation materials, robust fasteners, and edge protection profiles that improve temperature uniformity, reduce energy loss, and extend furnace life.

 Industrial furnace with visible flame used for thermal processing of technical ceramic or metal components on a conveyor system.

Powder Metallurgy – High-Performance Materials for Sintering and Coating Processes

Powder metallurgy places extreme demands on materials: high temperatures, gas pressures, and aggressive environments can quickly render standard components ineffective. Our CFC and graphite solutions are designed to meet these challenges. They enable precise temperature control in sintering, hot pressing, and CVD coating processes. Their outstanding heat resistance and dimensional stability support reproducible results, enhanced process control, and significantly lower operating costs.

Key Visual of Carbon powder from Schunks Business Unit Carbon Technology

Continuous Casting – Precision Graphite Molds for Non-Ferrous and Precious Metals

Graphite is key to clean, efficient, and durable continuous casting. Our graphite molds and crucibles are ideal for casting non-ferrous and precious metals. They offer excellent chemical and thermal resistance, ensuring metallurgically neutral processing – without particle inclusion or material distortion. Drawing on decades of experience, we develop custom graphite solutions with consistently high thermal conductivity, outstanding thermal shock resistance and excellent lubricity. These properties support smooth operations and high product quality – from melt to final cooling.

Precision under extreme Conditions

High-Performance Materials for Heat Treatment

Precise temperature control and optimal heat distribution are crucial for reliable and cost-efficient thermal processing. Our insulation materials and furnace linings, made of advanced fiber composites and felts, provide excellent thermal insulation, reduce energy losses and ensure uniform temperature distribution – a key factor for consistent process quality.

To ensure stable positioning of workpieces, we offer heat-resistant racks and fixture systems that withstand extreme temperatures, mechanical loads, and corrosive atmospheres. This guarantees precise handling and long-lasting support structures.

Our heating elements are engineered for efficient heat transfer in industrial furnaces. Made of high-performance materials, they offer excellent durability and support precise temperature control – essential for consistent and reproducible heat treatment cycles.

Efficient airflow is another critical aspect. Our high-temperature fans enable uniform heat distribution, prevent hotspots, and improve temperature stability – vital for final product quality.

For demanding casting processes, we offer graphite continuous casting molds and crucibles that provide outstanding dimensional stability, non-reactive surfaces, and a patented PyC coating. This enables uniform heat transfer and enhances process reliability.

Your Partner for Innovative Heat Treatment Solutions

With our high-performance materials, you benefit from:

  • Optimized energy efficiency through advanced thermal insulation
  • Extended service life and reduced maintenance costs
  • Components that resist extreme heat and wear
  • Precise temperature control for maximum process stability

We continuously develop our materials and systems to meet the growing demands for quality, sustainability and efficiency in modern heat treatment.

Brochure: Heat Treatment
Brochure: Heat Treatment

Innovative Solutions for Thermal Applications

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Brochure: Durafox®
Brochure: Durafox®

Heat treatment with high-level know-how

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Flyer: Durafox®
Flyer: Durafox®

New solutions for your applications

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Standard Part List
Standard Part List

Standard parts list in the field of high temperature applications

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Brochure: Durafire® Dense
Brochure: Durafire® Dense

The solution for oil quenching

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