Chrome zircon corundum brick

Chrome Zircon Corundum Brick is a new top-grade refractory material with high erosion resistant.

Apparent Porosity  (%)                                  ≤18


Bulk Density (g/cm3)                                    ≥3.20


Cold Crushing Strength  (Mpa)                    ≥100


0.2Mpa Refractoriness Under Load T0.6 ℃ ≥1700


   PRODUCT DESCRIPTION

Introduction:

Chrome Zircon Corundum Brick, due to its good chemical stability, high fire resistance, big intensity and good high temperature performance, it is a new top-grade refractory material with high erosion resistant. It is widely used for liner of high-temperature kilns required for steel, building material, non-ferrous smelt industry, light industry and chemical industry.

 

Features:

l  Strong resistance to glass liquid erosion

l  Excellent thermal shock resistance

l  Long service lifetime

 

Applications:

Chrome Zircon Corundum bricks are widely used in stacks and uptakes of glass fiber furnace; severe corrosion areas for colored glass furnace; sidewalls, tank bottom and fore hearths of thermal insulation fiber glass furnace; discharge hole of ceramic frit glaze kiln, metallurgic molten bath and rotary kiln; zinc oxide melting furnace, garbage destructors. The corrosion resistance of AZCS-50 is superior to that of AZCS-30; AZCS-60 provides superior corrosion resistance to AZCS-50. AZCS-15and AC-15 can also be used as superstructures and burner blocks for insulating fiber glass furnaces.


   TECHNIQUE DATA


Item

TY-AZCS-15

TY-AZCS-30

TY-AZCS-50

TY-AZCS-60

Chemical Composition %

Cr2O3

15

30

50

60


ZrO2

≥20

16±1

24±1

11±1


Al2O3

≥45

40±1

12±1

15±1

Physical Properties

Apparent Porosity %

≤18

≤20

≤20

≤20


Bulk Density (g/c)

≥3.2

≥3.35

≥3.55

≥3.65


Cold Crushing Strength (MPa)

≥100

≥100

≥100

≥100


Refractoriness Under Load T0.6

≥1700

≥1700

≥1700

≥1700


Electrical Resistivity  Ω.cm

100℃


5355000000

1683000000

16775000000



300℃


34578000

41616000

42700000



500℃


780300

657900

167750



700℃


91800

61200

87660



800℃




49560



900℃


21080

12500

9190



1000℃




2600



1100℃


3500

1180

980



1200℃




680



1300℃


1100

270

250



1400℃


620

150

125



1450℃


500

110

62



1500℃




50



1600℃




25

Applications


Mainly used as superstructure, rangette, feeder channel of glass furnace; colored glass furnace and ceramic kiln.


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