Project/Name/Model

Thermal insulation castable

Pearlite insulation concrete

Diatomaceous earth insulation concrete

DFQJ-0. 5

DFQZJ-0. 4

DFQGJ-0. 4

Al2O3（%）

≥30

≥20

≥15

Bulk density (g/cm³)

0.5

0.4

0.4

Compressive strength
（MPa）

110℃

2.5

2.0

1.5

500℃

0.6

1.0

0.5

900℃

0.8

-

-

Thermal conductivity   W/（m.K）

≤0.20

≤0.10

≤0.06

Maximum service temperature (℃)

900

600

600

Performance characteristics

The overall construction has strong airtightness, good insulation effect, high strength, and low shrinkage rate

Note: Performance technical indicators can be adjusted according to usage conditions.