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PARSITAK 80D
PARSITAK 80D
Classification:Direct bond Magnesia – Chromite brick
Chemical analysis
MgO ................................................................................................ Min. 75 %
Cr2O3 .............................................................................................. Min. 8 %
Al2O3 .............................................................................................. Max. 8 %
Fe2O3 .............................................................................................. Max. 4 %
CaO ................................................................................................. Max. 1 %
SiO2 ................................................................................................ Max. 2 %
Physical data
Bulk density (g/cm3)........................................................................ 2.9 – 3.1
Apparent porosity (%)................................................................... 17 - 20
Cold crushing strength (Kgf/cm2).................................................. 400 - 700
Hot modulus of rupture (Kgf/cm2 at 1000 oC)................................ Min 50
Refractoriness under load (T2 , oC)............................................... Min1650
Thermal shock resistance , (at1000 oC / air)…………………...> 80
Thermal conductivity (W/m ºk at350 oC) ....................................... 4.4
(at1000 oC) ......................................... 3.3
Lin. thermal expansion (% at 1000 oC).......................................... 1.20
The above mentioned data represent typical values obtained from current production, according to JIS test method.
All data are subjected to reasonable variations, and therefor, should not be used for specification purposes, guarantees in respect of these data are only valid if agreed upon in writing.
Application
Cement rotary kiln (transition&burning zone) , lime kiln
Packing
Bricks on wooden pallet, each pallet weights app. 1.2 – 1.4 MT. Fastened by 4 vertical belts, 180 micron shrink film on it
Rev. No. 2
Date: 2010. 3. 17