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Refractories for Reheating Furnaces

 The list is illustrative and does not cover the full range of products and some of the improved items which have been recently developed.

 
Re-heating Furnace A B C
Al2O3 % 88 88 70
B.D.(gm/cc) 3 N.A. 2.65
A.P. % 18 16 N.A.
CCS (kg/cm2) 900 900 1000
 (at °C) N.A. N.A. 1550
RUL (ta °C) 1500 1650 N.A.
Refractoriness (°C) 1800 1800 1800
PLC % +0.5 ±0.3 ±1.0
 (at °C/2 hrs) 1500 1500 1550

 

 

     
 
 

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