Lightweight castables


Physical and chemical indexes of light castable

Physical and chemical indexes of light castable

ItemJH-LW0.6JH-LW0.8JH-LW1.0
Al₂O₃ (%)≥ 25≥ 25≥ 30
Bulk Density
(g/cm³)
110 ℃× 16h≤ 0.6≤ 0.8≤ 1.0
Cold compressive strength
(MPa)
110 ℃× 16h ≥1≥3
1000 ℃× 3h1≥1≥3
 Permanent linear change ( % )1000 ℃× 3h 0-1.00-1.0
Thermal conductivity 700 ℃ (W/(m.k))≤ 0.25≤ 0.28≤ 0.35
Use temperature (℃)8009001000

Key words:

Light castable

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