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PRODUCT
   FIRECLAY BRICKS
   HIGH ALUMINA BRICKS
   INSULATING BRICK
   SILICA BRICK
   CERAMIC FIBER BLANKET
   REFRACTORY BRICK
   MONOLITHICS
   REFRACTORY RAW MATERIALS
   HEATING ELEMENT
   THERMOCOUPLE
 
PRODUCT>INSULATING BRICK
 
  Vermiculite board
   

Item

V-1100(400)

Maximum Service Temperature????????

1100

Bulk Density??????????????????????? Kg/m3

375-425

Total Porosity??????????????????????? %

82-86

?

Thermal conductivity

w/m.k

200℃

0.94±0.03

400℃

0.11±0.03

600℃

0.13±0.03

800℃

0.16±0.03

Compress Strength @room temp.????? MPa

>1.0

Modulus of Rupture???????????????? MPa

>0.5

Thermal Expansion ???@20-750℃ ???K -1

11×10-6

Linear Reheat shrinkage 12H @1000℃ ??%

<1.5

LOI?? ??@1025 ℃???????????? ?????%

<6???? ?

Al2O3? %

9-12

SiO2?? %

45-50

Fe2O3? %

<5.0

MgO? %

19-21

CaO?? %

2-3

K2O?? %

6-10

TiO2?? %

0.5-1.2

Na2O? %

1-2

 
 

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