• تهران، میدان ونک، خیابان ونک، پلاک 112، ساختمان آئینه ونک، طبقه 7، واحد 701
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PARSITAK 70DR

 

PARSITAK 70DR

Classification:Direct bond magnesia – Chromite brick

Chemical analysis

MgO ................................................................................................  Min 70      %

Cr­2O3 ..............................................................................................  Min 10      %

Al2O3 ..............................................................................................  Max 9      %

Fe2O3 ..............................................................................................  Max 6      %

CaO ...................................................................................................  Max 1.5    %

SiO..................................................................................................  Max 2.5    %

Physical data

Bulk density (g/cm3)....................................................................... 2.85-3.05

Apparent porosity (%)...................................................................  17-19

Cold crushing strength (Kgf/cm2)..................................................  400 - 600

Hot modulus of rupture (Kgf/cm2 at 1000 oC)................................ Min 50

Refractoriness under load (T2 , oC)...............................................  1600

Thermal shock resistance, (1000 oC/air)....................................... .>80

Thermal conductivity (W/mºk at350 oC) ........................................  2.53

                                            (at1000 oC) ..........................................  2.45

Lin. thermal expansion (% at 1000 oC)..........................................  1.25

 

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

Dolomite and cement rotary kilns (transition 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

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