Compostion

SiO₂

R₂O

CaO

Fe₂O₃

Al₂O₃

Content

8.0% Max.

0.4% Max.

32% Min.

2.5% Max.

50%-60%

Blaine (m²/kg)

Initial setting time (H:M)

Final setting time (H:M)

Flexural strength （Mpa)

Compressive strength (Mpa)

C.C.S. (Mpa)

400 Min.

1:30 Min.

6:00 Max.

1d 6.5 Min; 3d 7.5 Min.

1d 50 Min.

1d  50 Min.