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Tundish Refractories

  • Tundish Covering Agent
  • Tundish Covering Agent
  • Tundish Covering Agent
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Tundish Covering Agent

  • Product description: Tundish Covering Agent
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Tundish Covering Agent

Item

Index

Brand

RUITFJ1

RUITFJ2

RUITFJ3

RUITFJ4

RUITFJ5

Carbonated rice husk

CaOSiO2

MgO

Al2O3CaO

Al2O3CaO

Chemical Index%

CaO

4245

1218

25±1.5

35±1.5

Al2O3

< 4

<1.5

46±2.0

47±2.0

SiO2

50

1825

810

4±1.5

4±1.5

MgO

24

6570

14±2

<5.0

Fe2O3

2±0.5

2±0.5

C

45

47

<1

<0.5

<2.5

Melting temperature

14201480

15201580

13801500

13751466

Melting timemin

1525

2030

Grainsizemm

3.0

15

15

110/100µm

110/100µm

Features and usage

Heat preservation and heat insulation

Used for smelting high carbon steel

Used for smelting ultra low carbon steel

Used to smelting aluminium killed steel