Items

Unit

Standard Type

GB/T10699-
1998

JISA9510-1995 NO.1-22

LA-17

LA-20

LA-23

LA-25

Bulk Density

kg/m3

170
(±10%)

200
(±10%)

230
(±10%)

250
(±10%)

≤220,
≤270

≤220

Flexural Strength

MPa

≥0.25

≥0.35

≥0.45

≥0.50

≥0.30

≥0.30

Thermal Cond

W/m.k

0.058
100°C

0.062
100°C

0.067
100°C

0.069
100°C

≤0.065
(100°C)

≤0.062
(70°C)

Temp. Limit

°C

1000

1000

1000

1000

1000

1000

Linear Shrinkage

%

≤2
(1000°C,16hrs)

≤2
(1000°C,16hrs)

≤2
(1000°C,16hrs)

≤2
(1000°C,16hrs)

≤2
(1000°C,16hrs)

≤2
(1000°C,3hr)