, ۾ ȭ ȭ Ȥȭ Ű ֽϴ. 翡 ̷ ų ִ پ ǰ ǰ Ͽ ó 帱 ְ ּ ϰ ֽϴ.

 

ȭ ǰǥ

׸ / ǰ

Stopper Head

Sleeve

Nozzle

HD34

HD37

SV34

SV37

NZ34

NZ36

NZ37

 ұ(SK)
 Refractoriness

34

37

34

37

34

36

37

 
 Bulk Density

20~24

18~22

20~24

19~24

20~24

19~23

19~24

 Ѻ Ѩ(%)
 Apparent Porosity(%)

2.05~2.15

2.30~2.40

2.05~2.15

2.30~2.40

2.05~2.15

2.15~2.25

2.30~2.40

 ˭(kg/)
 Cold Crushing Strength

250

350

250

300

250

300

350

 (2kg/,T2)
 Refractoriness Under  Load

1350

1500

1350

1450

1350

1400

1450

 (%)
 (1500*2hr)
 Permanent Linear  Change

1350*2hrs
±0.5


±0.3

1400*2hrs
±0.5

±0.3

1350*2hrs
±0.5

1400*2hrs ±0.3

±0.3

 (%)
 at 1000
 Thermal Expansion

0.4~0.7

0.5~0.7

0.4~0.6

0.5~0.7

0.4~0.6

0.5~0.7

0.5~0.7

 (%)
 Chemical
Composition 

 Al2O3

38~43

60~66

38~43

60~66

38~43

50~56

60~66

 Fe2O3

2.5

2.5

2.5

2.5

2.5

2.5

2.5

Applications

 ˼

˼

˼

˼

˼

˼

˼

 

 

 

׸ / ǰ

Runner Brick

Electric Arc Furnace Roof

Clay

High-alumina

Clay

Sillimanite

Bauxite

RN32

RN36

RN37

RN38

CR

SR

BR

 ұ(SK)
 Refractoriness

32

36

37

38

34

36

38

 
 Bulk Density

21~26

21~26

19~25

19~25

15~20

17~22

17~21

 Ѻ Ѩ(%)
 Apparent Porosity(%)

1.95~2.05

2.15~2.25

2.30~2.40

2.40~2.50

2.20~2.30

2.40~2.60

2.60~2.70

 ˭(kg/)
 Cold Crushing Strength

180

250

300

350

300

400

400

 (2kg/,T2)
 Refractoriness Under  Load

1300

1400

1450

1600

1450

1500

1600

 (%)
 (1500*2hr)
 Permanent Linear  Change

1350*2hrs
±0.5

1400*2hrs ±0.3

±0.3

±0.3

1350*2hrs
±0.5

±0.3

±0.2

 â(%)

0.4~0.6

0.5~0.7

0.5~0.7

0.5~0.7

0.4~0.6

0.5~0.7

0.5~0.7

  (%)
 Chemical Composition

 Al2O3

25~35

50~56

60~66

68~74

40~43

50~56

68~74

 Fe2O3

2.5

2.5

2.0

1.0

2.0

2.0

1.5

Applications

 ˼

˼

˼

˼