Item

unite

index

PZ-0.6

PZ-0.8

PZ-1.0

Al2O3≥

%

31

35

42

Fe2O3≤

%

3.0

Bulk density≥

g/cm3

0.6

0.8

1.0

Cold crushing strength≥

MPa

2.94

4.90

6.86

reractoriness≥

centi-degree

1630

1650

1670

Permanent linear change(1150,2h)≤

%

0.6

Refractoriness under load in 0.1MPa≤

centi-degree

1190

1220

1250

Thermal conductivity(W/m.k) average temperature350±25≤

W(m.k)

0.22

0.30

0.42