Silica Refractory Brick For Glass Furnace

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Product Description:

Specifications

silica refractory brick with high CCS, stable performance,
good package and delivery on time

Product name:silica refractory brick for glass furnace

Chemical and physical specification:

specificationmachine pressedcheckers&handmade

chemical analysis

Al2O3 % max

SiO2 % min

Fe2O3% max

alkalies % max

TiO2 % max

CaO % max

free quartz % max

1

95

1

0.2

0.2

3

1

1

95

1

0.2

0.2

3

1

bulk density kg/m3 min

true density kg/m3 max

1800

2340

1750

2340

apparent porosity % max 2123

cold crushing strength mpa min

30

20

permanent linear change % max

1500℃/4hr

0.2

-0.2

0.2

-0.2

creep 1500℃/20-50hr/0.2N/MM2 % max 0.20.2

refractoriness under load 0.2n/mm2

0.5%  ℃  min

2.0% ℃  min  

5.0% ℃ min

1530

1600

1600

1530

1600

1600



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