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PARSITAK 70DF
PARSITAK 70DF
Classification:Direct bond Magnesia – Chromite brick
Chemical analysis
MgO ............................................................................................. Min. 52 %
Cr2O3 .......................................................................................... Min. 17 %
Al2O3 ........................................................................................... 13-15 %
Fe2O3 ......................................................................................... 8-12 %
CaO ............................................................................................. Max.1.5 %
SiO2 ............................................................................................ Max. .5 %
Physical data
Bulk density (g/cm3)........................................................................ 2.90 - 3.10
Apparent porosity, (%).................................................................. 16-19
Cold crushing strength (Kgf/cm2).................................................. 400-700
Hot modulus of rupture, (Kgf/cm2 at 1000 oC)............................... Min. 70
Thermal conductivity (W/mok): at 350o C...................................... 2.53
at 1000o C................................... 2.43
Lin. thermal expansion (%), at 1000o C......................................... 1.25
Refractoriness under load, (T2 , oC).............................................. Min. 1580
The above mentioned data represent typical values obtained from current production, according to JIS test method.
All data are subjected to reasonable variations, and therefore, should not be used for specification purposes, guarantees in respect of these data are only valid if agreed upon in writing.
Application
T.B.R.C. for lead, non – ferrous metals industry
Packing
Bricks on wooden pallet, each pallet app . 1.2 – 1.4 MT. Fastened by 4 vertical belts, 180 micron shrink film on it
Rev. No. 1
Date : 2004. 7. 11