Alumina ceramic technical indicators

Performance in line with Q/OKVL001-2003 technical standards

Main technical indicators of wear-resistant ceramics

Project indicator

[1] Alumina ceramic content ≥ 92%

Density ≥ 3.6 g/cm3

Rockwell hardness ≥ 80 HRA

Compressive strength ≥850 Mpa

Fracture toughness KΙC ≥4.8MPa·m1/2

Bending strength ≥ 290MPa

Thermal conductivity 20W/mK

Thermal expansion coefficient: 7.2×10-6m/mK