High strength Refractory Bricks Approved GB/T10699-1998

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Product Description:


Refractory Brick approved GB/T10699-1998 
Thermal Conductivity:<0.35w/m.k 

Company Introduction:


Surya Thermal Insulation Material Co.,Ltd major exports all kinds of insulation material:calcium silicate board,ceramic fiber blanket,insulation bricks and other insulation material.We can supply calcium silicate block insulation ,pipe insulation,curved sheet and paste with kinds of denaity and sizes.Our products can be widely used in industries of metallurgy,building material,petrochemistry,nonferrous metal,machinery,electric power,light-industry and so on.Annual output is 60,000 cubic meters.The products have been exported to more than fifty countries and areas in the world,such as Asia,Europe,America,Africa etc,and also get high reputation from our customers.


Refractory  bricks:---Description:


Heat insulation refractory bricks is my company the American advanced standard reference to the development and production of a kind of high efficient, energy saving, high grade product. The products have been widely used in metallurgical hot dip galvanized furnace, silicon steel processing furnace, blast furnace stove; The petrochemical industry ethylene cracking furnace, hydrogen furnace, a transformation furnace, sulfur recovery units; And other such as roller kiln, spindle type kiln, prevent (fight) carburizing (n) the stove and so on thermal device, and satisfactory results.


Refractory  bricks ---Product features :


1. High temperature resistant,

 2. Performance is good,

 3. High strength,

 4. Show low porosity,

 5. An acid, alkali resistant, aggressive good, etc.


Refractory  bricks---Technical parameters:

Al2O3%>45SiO2%40Fe2O3%                        <1.0                                         Cao%1.7Normal temperature the flexural strength MPa1.0-1.3Volume density %0.52-1.25Normal temperature compression strength MPa1.2-3.4Softening temperature °C1250Thermal shock stability (water) times / 1000 degrees air cold>15Coefficient of thermal conductivity W / (m.k) 350 degrees +-10 degrees-1Heavy burn line change %-1                      1300*12hThe highest use ° C temperature1230-1760


Refractory  bricks---Application:

Mainly used for thermal boilers, cement kiln, glass furnace, gas furnace, fertilizer, blast furnace hot-blast stove, coking furnace, electric furnace, casting and casting steel brick.

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