ramming mass for ferro alloy furnaces

              BrandType

Specs

HYDLT83

HYDLT85

HYDLT84

HYDLT86

MgO

CaO

Fe₂O₃

SiO₂

Al₂O₃

≥73

1015

46

≤1.5

≤0.5

≥75

1118

3.55.5

≤1.2

≤0.5

≥74

1019

46

≤1.2

≤0.6

≥76

1118

3.55.5

≤1.0

≤0.5

C.C.S.

After Fired,   /Mpa

1300×3h

1600×3h

Linear Change

1300×3h, %

1600×3h, %

60

Ceramic

≥12

≥40

+0.2

-2.0

60

Ceramic

≥10

≥3

+0.3

-1.8

60

Ceramic

≥10

≥30

+0.3

-2.0

60

Ceramic

≥10

≥30

+0.4

-1.8

Max. service temperature

1800

1900

1850

1950

application

used in high Carbon FeCr furnace bottoms.

.

used in medium and high Carbon FeCr furnace bottoms.

.

used in medium and low carbon FeMn and Mn metal furnace

used in Micro Carbon FeCr ladle lining..