Brand Name

- Alumina ( Al₂O₃ )

- Maximum Service Temp. ( °C )

- Bulk Density ( g/cm³ )

- Cold Crushing Strength ( kg/cm² )

Thermal Conductivity ( W/m.k )

- at 400°C

- at 700°C

- at 1000°C

ACR Ins. 30

30 - 35

1300

0.7 - 0.9    1.0 - 1.1

40 - 60     40 - 50

0.27       0.30

0.29       0.31

0.35       0.38

ACR Ins. 40

38 - 40

1350

0.7 - 0.9    1.0 - 1.2

40 - 60     40 - 50

0.36     0.36

0.40     0.42

0.48     0.50

ACR Ins. 50

50 - 52

1400

0.9 - 1.0    1.1 - 1.2

40 - 60    45 - 60

0.40      0.42

0.42      0.45

0.50      0.52

ACR Ins. 60

60 - 62

1450

0.9 - 1.0    1.1 - 1.2

50 - 70    40 - 60

0.43      0.45

0.46      0.49

0.53      0.55

ACR Ins. 70

70 - 72

1500

0.9 - 1.1

50 - 70

0.48

0.52

0.58