Du-Co offers a variety of technical ceramic materials to support applications ranging from industrial heating and electrical insulation to sensing, instrumentation, and high-temperature processing equipment. Explore our material options below to learn more about their properties, benefits, and typical applications.
Steatite Ceramic – Magnesium Silicate
Steatite Ceramics are excellent electrical insulators. Our steatite ceramic products are low cost materials having good mechanical strength, great electrical insulating properties, good wear and corrosion resistance and can function at safe operating temperatures up to 1000°C. Typical steatite ceramic applications include, but are not limited to, electric heating elements, igniters, lamp bases/sockets, resistors, stand offs, band heaters, knife sharpeners, thermocouple cores, thermostat pins, load banks, ovens, furnaces, connectors, spacers, electrostatic air clearners, relays, switches, fuses, substrates, sensors, stiffening rods.
Alumina Ceramic – 96% Aluminum Oxide
Alumina Ceramics have excellent electrical, wear resistance, and high temperature properties. Our Alumina ceramic products also exhibit excellent mechanical strength, and can function at safe operating temperatures up to 1550°C. Typical 96% Alumina ceramic applications include, but are not limited to, electrical heating elements, fuses, igniters, resistors, stand offs, thermocouple cores, load banks, ovens, furnaces, connectors, knife sharpeners, substrates, heat sinks, sensors and spacers.
Alumina Ceramic (high purity) – 99.8% Dense Aluminum Oxide
Alumina Ceramics have excellent electrical, wear resistance, and high temperature properties. Our Alumina ceramic products also exhibit excellent mechanical strength, and can function at safe operating temperatures up to 1650°C. Typical high purity alumina ceramic applications include, but are not limited to, high temperature thermocouple insulators, Resistance Temperature Detector (RTD’s), Differential Thermal Analasys (DTA’s) components, electrical heating elements, fuses, igniters, resistors, stand offs, thermocouple cores, load banks, ovens, furnaces, connectors, knife sharpeners, substrates, heat sinks, sensors and spacers
Cordierite Ceramic – Magnesium Aluminosilicate
Cordierite Ceramics have excellent thermal shock properties. Our Cordierite products are low cost materials having good mechanical strength, good electrical insulation properties, good wear resistance and can function at safe operating temperatures up to 1000°C. Typical Cordierite Ceramic applications include, but are not limited to, electric heating elements, igniters, resistors, stand offs, band heaters, thermocouple cores, load banks, ovens, furnaces, connectors, spacers, fuses, gas grill radiants, sensors, stiffening rods, welding backers, ceramic welding ferrules.
Forsterite Ceramic – Magnesium Silicate
Forsterite Ceramics have relatively high thermal expansion allowing them to seal to certain glasses and metals. Forsterite Ceramic has excellent electrical insulating properties, good mechanical strength and can function at safe operating temperatures up to 1000°C. Typical Forsterite Ceramic applications include, but are not limited to, radiation detection devices and other vacuum and hermetic seal type ceramic applications.
Magnesium Oxide Ceramic – MgO
Our electrically Fused Magnesium Oxide extruded ceramic cores and dry pressed ceramic bushings and ceramic spacers have good electrical insulating properties with the added benefit, offering good thermal conducting properties at elevated temperatures. Typical MgO Ceramic applications include, but not limited to, cartridge heaters, thermocouples, mineral insulated cable, high watt density heaters as well as other temperature sensing devices.
Mullite Ceramic
Mullite is a high temperature ceramic material with good mechanical strength and excellent thermal shock properties due to its relatively low thermal expansion coefficient. Mullite Ceramic is a good lower cost alternative to dense alumina. Typical Mullite Ceramic applications include, but are not limited to, thermocouple applications, furnace muffle tubes, kiln rollers, sight tubes, rods and kiln furniture.
Self-Glazing Cordierite Ceramic – Magnesium Aluminosilicate
Self-Glazing Cordierite Ceramics have excellent thermal shock properties. Our cordierite products are low cost materials having good mechanical strength, good electrical insulating properties, good wear resistance and can function at safe operating temperatures of 1100-1300℃.
Need Help Selecting the Right Ceramic Material?
Every application has unique requirements. Whether you need exceptional electrical insulation, high-temperature resistance, thermal shock performance, or superior mechanical strength, Du-Co Ceramics can help identify the best material for your application. Contact our team to discuss your project requirements or request a quote for your custom ceramic component.