<90% Alumina

We offer a wide range of <90% alumina materials suitable for our wide range products in a variety of applications.  These materials include but are not limited to:

85% Alumina

This is a highly versatile alumina ceramic with great mechanical, electrical, thermal, and chemical properties, featuring:

  • Low thermal expansion
  • Good mechanical strength and hardness
  • Chemical and corrosion resistance
  • Consistent electrical and mechanical properties
  • Thermal stability
  • Dense, non porous and vacuum tight

These features make this material an excellent choice for mechanical standoffs, spacers, resistor forms, surge arrestors and coil forms as well as industrial applications requiring good mechanical, electrical, and thermal properties.

HiloxTM 880

An alumina ceramic of 86% AL2O3 content, that combines mechanical strength with excellent electrical properties, featuring:

  • Excellent electrical insulator at high temperatures
  • Good dimensional stability
  • High mechanical strength
  • Good abrasion resistance
  • Non-porous and vacuum tight
  • Corrosion resistant

These features make this the right material choice for applications such as cartridge heaters, thermocouples, immersion heaters, thermostat assembles for electric irons, kettles and fires and components in domestic appliances, especially where parts handling and assembly operations are automated.

HiloxTM 882

This alumina ceramic of 84% Al2O3 content combines excellent wear and chemical resistance with good electrical and thermal properties.  This material benefits from the following features:

  • Good electrical insulator
  • Good thermal shock resistance
  • Good dimensional stability
  • Good abrasion resistance
  • Non-porous and vacuum tight
  • Corrosion resistant

The combination of this material''s properties and features make this a good choice for applications such as hard wearing, chemically resistant counterface seals for automotive water pumps, electrical stress relieving equipment for welding operations, electrically insulative components for domestic and industrial equipment.

We have the ability to offer tailored formulations to suit a particular requirement, so contact us today to see how we can work with you to ensure you have the right material that provides full optimisation for your product.