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Bf-ÁßÀú¿Â´Ü¿­º®µ¹(SBK)

 

 

   

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:   Bf-ÁßÀú¿Â´Ü¿­º®µ¹(SBK)

 

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ÁßÀú¿Â´Ü¿­º®µ¹(SBK)

 ±ÔÁ¶Åä¿Í Á¡Åä, ±×¸®°í ½Ç¸®Ä«¼ººÐ¿¡ ¾Ë·ç¹Ì³ª¸¦ ³Ö¾î ¸¸µç ³»È­´Ü¿­º®µ¹·Î ½Ç¸®Ä« ¹Ä¶óÀÌÆ®°¡ ÁÖ¼ººÐÀÌ´Ù.  Al2O3¸¦ Æ÷ÇÔÇÑ ¹Ä¶óÀÌÆ®°èÀÌ´Ù. SiO2:Al2O3 ºñÀÇ ¹üÀ§´Â SiO2 28~42, Al2O3 54~68, Fe2O3 2.5~4.0%.À̸ç, °í±ÞÇ°Àº Al2O3 ¡Ã70%ÀÇ ÀÌ»ó °ÍÀÓ.

Technical Analysis Table

Classification

SB-100

SB-105

SB-115

SB-126

SB-126

SB-143

SBH-150

Diatomite

(DBK)

Clay

(CBK)

MUllite

(B-3)

MUllite

(B-5)

MUllite

(B-7)

Alumina

(SBK)

Alumina

(SHB)

ClassTemperature (¡É)

1000

1050

1260

1320

1430

1550

1610

Bulk Density (g/cm3)

0.45

0.65

0.60

0.78

0.88

1.03

1.25

Cold Crushing Strength (Mpa)

1.1

1.2

1.2

1.6

2.1

2.5

3.5

Modulus of Rupture (Mpa)

0.7

0.7

0.9

1.4

1.6

2.1

2.1

Reheating Linear Change (%) CT-30 ¡ÉX 8H

1050¡É

-0.5

1150¡É

-0.5

1230¡É

-0.5

1370¡É

-0.5

1480¡É

-0.5

1560¡É

-0.9

1620¡É

-0.9

Thermal Expansion 1000¡É£¨%£©

0.5

0.6

0.6

0.7

0.8

0.9

1.1

Thermal conductivity

£¨W/m.k£©

400¡É

0.12

0.16

0.14

0.27

0.32

0.41

0.49

600¡É

0.14

0.18

0.16

0.29

0.34

0.43

0.5

800¡É

0.16

0.20

0.18

0.31

0.36

0.44

0.51

1000¡É

0.18

0.22

0.20

0.33

0.38

0.45

0.53

chemical components

(%)

SiO2

97.0<

85.0

63.0

45.0

35.2

29.3

15.5

Al2O3

-

-

37.0

54.0

64.0

72.0

77.0

CaO

2.0>

13.7>Clay

-

-

-

-

-

ZrO2

-

-

-

-

-

-

7.0

Fe2O3

1.0

1.3

1.0

0.9

0.8

0.7

0.5

Working Temperature (¡É)

800

1000

1100

1250

1350

1430

1500