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CARBON PRODUCTS

 

 

 

Carbon Block 

 

 

Carbon block can be used in electrical arc furnace and blast furnace as conducing material and protecting wall.  We can produce carbon block on following section size (MM):

 

                       

SectionMM400×400  SectionMM220×220 

SectionMM400×600  SectionMM550×550                                          

SectionMM500×600

COMMON CARBON BLOCK FOR BLAST FURNACE

COMMON CARBON BLOCK FOR ELECTRICAL ARC FURNACE

Items

Unit

 Figure for

Blast Furnace

Arc Furnace

       Ash max

%

8

8

     Comprehensive strength       min

Mpa

35

30

     Porosity                      max

%

20

25

     Bulk Density                  min

g/cm3

1.50

1.50

     Alkali Resistance 

grade

LC

LC

     Carbon content               min

%

90

90

     Thermal conductivity (900°C)   min

W/m∙k

5.0

5.0

NOTE

 Thermal conductivity is only for reference use, cannot be practiced

Self-bake Carbon Block for Blast Furnace (YB/T2803-1991) 

Self-bake Carbon Block for Calcium Carbide Furnace (YB/T5145-1993)

 

Unit

Self-fire Carbon Block for Blast Furnace

Self-fire Carbon Block for Calcium Carbide Furnace

TKZ-1

TKZ-2

TKZ-1

TKZ-2

Pre heat

Heat over
(800
°C)

Pre heat

Heat over
(800
°C)

Pre heat

Heat over
(800
°C)

Pre heat

Heat over
(800
°C)

 Carbon content   min

%

85

93

82

90

85

93

80

86

 Ash content   max

%

5

6

9

10

5

6

10

13

  Bulk Density   min

g/cm3

1.62

1.52

1.60

1.50

1.6

1.5

1.58

1.45

 Porosity       max

%

10

20

13

23

10

20

15

25

 Comprehensive strength  min

Mpa

31

31

26

26

300

300

250

250

 Shrinkage after heating over (800°C)

%

0.05

-

0.01

-

-

0.05

-

0.1

 

 
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