MANUFACTURERS OF REFRACTORY PRODUCTS   TOTAL REFRACTORY SOLUTION UNDER ONE ROOF,

Properties CERA-    CAST-40 A CERA- CAST-50 c

CERA- CAST-60 K

 CERA- CAST-70 S CERA- CAST-80 A CERA- CAST-90 A CERA- CAST-95 T
Max.service tem. 1450 1500 1600 1450 1700 1750 1800
Setting Hydraulic Hydraulic Hydraulic Hydraulic Hydraulic Hydraulic Hydraulic
Max grain size (mm) 5 5 5 5 5 5 5
BD gm/ccdried at 110 2.10 2.15 2.25 2.50 2.60 2.75 2.80
Refractoriness (min) 1564 1665 1683 1683 1804 1820 1835
CCs(kg/cm2)min              
After drying at 110 250 350 350 350 500 600 600
After drying at 1100 230 250 230 250 380 350 400
After drying at  1450   400 450 450 500 500 600
PLC % max              
At 1450/2 hrs +-1.0 +-1.0 +-1.0 +-1.0 - - -
At 1600/2 hrs - - - - +/-0.8 +-0.8 +-0.8
Chemical Analysis 45.0 50.0 60.0 70.0 80.0 90.0 95.0
AL2O3 %min. 45.0 50.0 60.0 70.0 80.0 90.0 95.0
Fe2O3 % max. 4.0 4.0 1.0 5.0 1.50 1.0 0.8
CaO % 5-7 5-7 5-7 5-7 3-5 3-5 3-4
 
 
 
 
 
 
 
 

Properties

CERA- CAST LC-45

CERA- CAST   LC-60

CERA-CAST  LC-70

CERA-CAST  LC-80

CERA-CAST LC-90

CERA-CAST  LC-95

Max.service tem.

 1550 1600 1650 1700 1750

1800

Setting

 Hydraulic Hydraulic Hydraulic Hydraulic Hydraulic Hydraulic

Max grain size(mm

6

6

6

 6 6 6
% of water required  for casting 4.5-5.5 4.5-5.5 4.5-5.5 4.5-5.5 4.5-5.0 4.5-5.0
BD gm/cc min(on vibrated block) dried at 110 2.30 2.60 2.65 2.85 2.95 3.05
CCs (kg/cm2)min            
After drying at 110 700 700 700 750 800 850
After firing to 800/2 hrs 800 800 800 800 900 1000
After firing to 1100/2 hrs 900 900 900 1000 1100 1100
After firing to 1550/2 hrs 1000 1000 1000 1100 1150 1200

PLC % max

            
At 800/2 hrs +-0.2 +-0.2 +-0.2 +-0.2 +-0.2 +-0.2
At 1200/2 hrs +-0.3 +-0.3 +-0.3 +-0.3 +-0.3 +-0.3
At 1500/2 hrs +-0.1 +-0.1 +-0.8 +-0.6 +-0.6 +-0.6
Chemical Analyis            
AL2O3 % min. 45 60 70 80 90 95
Fe2O3 % max. 1.0 1.5 1.5 1.8 1.0 0.3
CaO % max 2.5 2.5 2.0 2.0 2.0 2.0
 
 
 
 
 
 
 
 
 
Product Al2O3 % min MgI % Fe2O3 % A.P. % max CaO % C.C.S (kg/cm2) Gas permeability (npm) min
POROUS PLUG              
CERA-PPM - 96 - 30 - 350 400
CERA-PPA 95 2.5 0.1 16 2 450 400
PRE-CAST SHAPES              
CERA-PC-1 90 - 0.2 20 4 600 -
CERA-PC-11 95 2.0 0.1 16 2 600 -
 
 

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