PARSITAK 70DL
PARSITAK 70DL
Classification:Direct bond Magnesia – Chromite brick
Chemical analysis
MgO ................................................................................................ Min.60 %
Cr2O3 .............................................................................................. 16-18 %
Al2O3 .............................................................................................. 13-15 %
Fe2O3 .......................................................................................... 6-8 %
CaO ................................................................................................. 0.5-1 %
SiO2 ................................................................................................... Max. 2 %
Physical data
Bulk density (g/cm3)........................................................................ 2.90 - 3.10
Apparent porosity, (%).................................................................. 17-20
Cold crushing strength (Kgf/cm2).................................................. 400-600
Hot modulus of rupture, (Kgf/cm2 at 1000 oC)............................... Min. 60
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. 1650
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
Reverberatory furnace & Converter for Copper, 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.3
Date : 2010. 8. 26