Materials

Carbon - Graphite

Alumina - Ceramic

Silicon Carbide

Tungsten Carbide

C/C Composites, CFC

Molybdenum

Technical Plastic

Carbon Fiber

High hardness

Low thermal expansion

Excellent corrosion resistance

Low coefficient of friction

High temperature resistant

High mechanical resistant

Properties

Al₂O₃

Al₂O₃

Al₂O₃

Content of Al2O3

Porosity

Hardness

Density

Bending Strength

Thermal expansion coeff.

Electrical Reisitivity

Maximum Temperature

%

%

HRV

g/cm³

MPa

10^-6/ºC

Ωcm

ºC

75

0

≥900

≥3,2

150

8,5

≥10¹²

1400

95

0

≥1200

≥3,6

280

7,5

≥10¹⁴

1700

99

0

≥1300

≥3,8

330

≥7,5

≥10¹⁴

1800

These properties are typical average value