Other material product


 

Fused Magnesia with Low Silicon

 

                 Brand

Index

Item

IL

%

MgO

≥%

Al2O3

≤%

SiO2

≤%

CaO

≤%

Fe2O3

≤%

 

Bulk Density≥g/cm3

98砂

0.10

97.80

0.12

0.50

1.00

0.60

3.45

97.5砂

0.13

97.40

0.13

0.60

1.20

0.60

3.45

97砂

0.15

96.80

0.15

0.70

1.50

0.70

3.45

96砂

0.18

96.00

0.18

0.80

1.60

0.90

3.45



 

General Fused Magnesia

Brand

Index

Item

IL

%

MgO

≥%

Al2O3

≤%

SiO2

≤%

CaO

≤%

Fe2O3

≤%

Bulk Density≥g/cm3

98砂

0.10

97.80

0.12

0.60

1.20

0.70

3.50

97砂

0.15

96.80

0.16

1.50

1.50

0.85

3.45

96砂

0.18

96.00

0.19

2.00

1.80

1.60

3.45



 

Electrode 

Item

Unit

Standarde

Typical

Apparent Specific Gravity

g/cm3

≥1.52

1.57

Specific Electrical Resistance

 

(µ Ω .m)

 

≤14

 

12

Cold Modulus of Rupture

MPa

≥6

8.5

Compressive Strength

MPa

≥13

16.4

Ash

%

≤7

5.5

Volatile

%

≤0.5

0.3

Moisture

%

≤0.5

0.21


 

 Mg-O Pellet for Slag Making

Item

MgO ≥%

SiO2  ≤%

≥%

Moisture  ≤%

Bulk Density ≥g/cm3

Apparent Porosity ≤%

Crushing Strength ≥KN

Index

50

7

10

2

1.6

20

2.2

 

MgO Pellet for Slag Making

Item

MgO ≥%

IL ≤%

Moisture

≤%

Bulk Density≥g/cm3

Apparent Porosity ≤%

Drop Strength≤%

Size (MM)

Index

68

25

3

1.6

20

2

30-60


Monolithic Refractories

Item

Index

Brand

CaO≥%

Al2O3

≥%

CaO

≤%

SiO2

≤%

C

≤%

Bulk Denslty

≥g/cm3

Cold Crushing Strength

≥MPa

Modulus of Rupture at R.T

≥MPa

Aparent Porosity

≤%

Gunning Material for EAF

85

4

5

2.40

5

(110℃×24h)

4

(110℃×24h)

Gun Clay for Blast Furnace( I )

46

18

1.83

3.3

(110℃×24h)

6

(800℃×3h)

23

Gun Clay for Blast Furnace( II )

28

30

1.78

3.6

(110℃×24h)

2

(800℃×3h)

25

Wall Patching Materials

85

6

4

(1000℃×24h)

Magnesia Gunning Materials(GP)

87

2.30

6

(110℃×24h)

2

(110℃×24h)

30

Magnesia Gunning Materials(ZP)

83

2.30

5

1

Dry Type Magnesia Mix for Tundish

85

2.35

7

(2000℃×24h)

7

(110℃×24h)

22

Dry Type MgO-CaO Mix for Tundish

45

40

2.24

23

Ladle Castables(DJ)

65

2.50

25

(110℃×24h)

5

(110℃×24h)

Ladle Castables(GJ)

90

5

2.90

30

(110℃×24h)

7

(110℃×24h)

Ramming Mass for Iron Runner adn Slag Runner of Blast Furnace( I )

75

5

8

2.60

Ramming Mass for Iron Runner adn Slag Runner of Blast Furnace( II )

70

12

6

2.63

Ramming Mass for Iron Runner adn Slag Runner of Blast Furnace( III )

60

13

7

2.30

Spraying Materials for Tundish

87

4

2.10

2.9

(110℃×24h)

Mgo Mortar

90

4

5

Mgo-Cao Mortar

80

5

2.00

Taphole Repairing Materials

80

5

2.30

Ramming Mass for EAF Bottom

82

7-9

5-6

(Fe2O3)

40



 

Magnesia Olivine Brick

Brand

Index

Item

GLS-60

GLS-50

GLS-Z

GLS-C

MgO  ≥%

60

50

55

55

SiO2  ≤%

20

30

Cr2O3

3-8

Zr2O3

3-8

Apparent Porosity  ≤%

20

20

20

20

Bulk Density  ≥g/cm3

2.70

2.65

2.70

2.70

Cold Crushing Strength  ≥MPa

40

35

40

35

Refractoriness under Load(0.2MPa)

1650

1620

1560-1580

1560-1580

Thermal Shock Resistance (950℃,Air Cooling), ≥Times

10

7

5

5



 

General Grade Magnesia Brick

Brand

Index

Item

MZ-91

MZ-89

MZ-87

MgO  ≥%

91

89

87

CaO  ≤%

3

3

3

Refractoriness under Load(0.2MPa)℃

1550

1540

1520

Apparent Porosity  ≤%

18

20

20

Cold Crushing Strength  ≥MPa

58.8

49

39.2

Linear Changes on Reheating at 1650℃  ≤%

0.5

0.6



 

High Grade Magnesia Brick

Brand

Index

Item

HMS-97

HMS-9595

HMS-94

HMS-92

MgO  ≥%

96.5

95

94

92

SiO2  ≤%

1.2

1.8

2.0

3.0

Apparent Porosity  ≤%

15

17

18

19

Bulk Density  ≥g/cm3

2.95

2.93

2.90

2.85

Cold Crushing Strength  ≥MPa

70

65

60

50

Refractoriness under Load(0.2MPa)℃

1650

1620

1580

1560

Thermal Shock Resistance (950℃,Air Cooling), ≥Times

10

10

10

5



 

Special Grade Magnesia Chrome Brick

Brand

Index

Item

HLM-22

HMS-18

HMS-70

HMS-85

MgO  ≥%

55

66

70

85

Cr2O3 

22-25

18-22

4≤%

4≤%

SiO2  ≤%

2.6

2.4

3.0

2.0

Apparent Porosity  ≤%

16

16

20

18

Bulk Density  ≥g/cm3

3.10

3.05

3.00

3.05

Cold Crushing Strength  ≥MPa

45

45

35

40

Refractoriness under Load(0.2MPa)℃

1700

1700

1560

1620

Thermal Shock Resistance (950℃,Air Cooling), ≥Times

40

40

40

40



 

Semi-Direct Bonded Magnesia-Chrome Brick

Brand

Index

Item

BMC-12

BMC-9

BMC-6

BMC-4

MgO  ≥%

60

65

75

80

Cr2O3  ≥%

12

9

6

4

SiO2  ≥%

3.0

2.8

2.5

2.2

Apparent Porosity  ≤%

19

19

18

18

Cold Crushing Strength  ≥MPa

35

35

40

40

Refractoriness under Load(0.2MPa)℃

1580

1580

1570

1570



 

Direct Bonded Magnesia-Chrome Brick

Brand

Index

Item

DMC

12A

DMC

6A

DMC

12B

DMC

6B

DMC

20C

DMC

16C

MgO  ≥%

65

75

65

80

55

65

Cr2O3  ≥%

12

6

12

6

20

16

SiO2  ≥%

2.5

2.0

2.2

2.0

2.5

2.4

Apparent Porosity  ≤%

19

18

18

17

17

18

Bulk Density  ≥g/cm3

3.05

2.98

3.10

3.05

3.15

3.08

Cold Crushing Strength  ≥MPa

40

45

40

45

45

45

Refractoriness under Load(0.2MPa)℃

1670

1650

1680

1650

1700

1700

Thermal Shock Resistance (950℃,Air Cooling), ≥Times

60

60

60

60

1100℃ Water Cooling,  ≥Times

5

4