Character & Uses

Name

Type

Main Phase

Seconday phase

CA65H

High strength

CA₂,C₂A₂S,CA

(CA₆), CT,α. Al₂O₃

CA65P

Pure calcium Aluminate

CA,CA₂

α.Al₂O₃

Products Quality

GB201-2000 CA-60

CA-65H (high strength)

CA-65P (pure Al₂O₃)

Chemical compostion

Al₂O₃

%

≥60,≤68

~65

~65

SiO₂

≤5.0

≤5.0

≤1.0

Fe₂O₃

≤2.0

≤2.0

≤0.5

R₂O

≤0.4

≤0.4

≤0.4

S

(≤0.1)

——

Cl

(≤0.1)

——

Physical properties

Fineness

0.045mm residue

%

(＜20)

——

Blaine

m²/kg

≥300

≥300

≥450

Setiing time

Initial

min

60

60

≥30

Final

h

18

18

＜6

Flexural Strength

6h

Mpa

2.5

2.5

——

1d

Mpa

5.0

5.0

5.5

3d

Mpa

10.0

10.0

6.0

Compressive Strength

6h

Mpa

(20)

20

40

1d

Mpa

45

45

50

3d

Mpa

85

85