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Item

CA50

Chemical Composition (%)

Al₂O₃ ??

≥50

SiO₂?? ?

≤9.0

Fe₂O_{3 ?}?

≤2.5

R₂O ??

≤0.4

Specific Surface Area(m²/kg)

≥300

Density (g/cm³)

3.1

Setting time ?(min)

Initial setting

≥50

Final setting

≤360

Rupture strength (MPa)

1 day

≥6

3 days

≥7

Compressive strength (MPa)

1 day

≥45

3 days

≥55