With the aim to manufacture high performance components, H.T.C. has developed materials that can satisfy different applications.

ZircAlox is a ZTA composite material, with superior strength, toughness and wear resistance when compared to conventional Alumina.

Denomination Trades ZircAlox
Type of Materials Al2O3 - ZrO2
General Properties
Bulk density (g/cm3) 4,12
Porosity % 0
Gas permeability 0
Mechanical Properties
Flexural strenght 20°C Mpa 480
Compressive strenght Mpa 1680
Young Modulus (dinamic) Gpa 290
Hardness Vickers HV10 1350
Roughness Ra (obtainable) microm < 0,10
Thermal and Elettrical Properties
Thermal conductivity 20-100°C W/mk 27
Linear thermal expansion coeff. 20-400 °C 10-6 K-1 7,5
Specific Heat 20-100°CKJ/KgK 0,7
Maximum temperature of exercise (without load)
Oxidating atmosphere °C 1200
Reducing atmosphere 1200