Product Specification

Technical Specification of  Low Cement Castables
PRODUCT: ACCMON 45 ACCMON 60 ACCMON 70 ACCMON 80 ACCMON 90 ACCMON 60 S ACCMON 70 M
TYPE: 45% ALUMINA 60% ALUMINA 70% ALUMINA 80% ALUMINA 90% ALUMINA 60% ALUMINA MULTI BASED
  LC CASTABLE LC CASTABLE LC CASTABLE LC CASTABLE LC CASTABLE LC CASTABLE LC CASTABLE
            LOW PLC 70% ALUMINA
NATURE OF BOND : HYDRAULIC HYDRAULIC HYDRAULIC HYDRAULIC HYDRAULIC HYDRAULIC HYDRAULIC
INSTALLATION: VIBRATION CASTING VIBRATION CASTING VIBRATION CASTING VIBRATION CASTING VIBRATION CASTING VIBRATION CASTING VIBRATION CASTING
               
               
GENERAL PROPERTIES              
RAW MATERIAL BASE: CALCINED CLAY CALCINED CLAY & CALCINED CLAY & CALCINED BAUXITE BROWN TABULAR CALCINED CLAY & MULLITE
    CALCINED BAUXITE BTA   ALUMINA (BTA) SILLIMANITE  
MAX. SERVICE TEMP. 15000C 16000C 16000C 17000C 17000C 16000C 17000C
MAX GRAIN SIZE: 6 mm 6 mm 6 mm 6 mm 6 mm 6 mm 6 mm
WATER REQ. FOR CASTING: 4.8 - 5.5% 4.7 - 5.4% 4.7 - 5.4% 4.5 - 5.2% 4.5 - 5.0% 4.7 - 5.4% 4.7 - 5.3%
REVERSIBLE THERMAL EXPANSION: 0.55% at 10000C 0.6% at 10000C 0.65% at 10000C 0.75% at 10000C 0.85% at 10000C 0.6% at 10000C 0.65% at 10000C
               
CHEMICAL ANALYSIS,% TY             SPE TY             SPE TY             SPE TY             SPE TY             SPE TY             SPE TY             SPE
AL2O3 46.50     45.00 min. 60.70     60.00 min. 70.50     70.00 min. 80.50     70.00 min. 90.50     90.00 min. 60.00     58.00 min. 72.00     70.00 min.
SiO2 47.80.            - 33.20            - 23.00            - 12.20            - 05.70            - 34.90            - 23.60            -
FE2O3 0.90             1max 1.30             1.5max 1.30             1.5max 1.70             1.5max  0.90            1.5max 0.90             1.5max 0.40             0.5max
TiO2 2.4                - 2.6                - 2.8                - 3.3                - 0.8                - 1.9                - 1.7                -
CaO 1.70              - 1.70              - 1.80              - 1.80              - 1.70              - 1.75              - 1.70              -
MgO              
NA2O              
K2O              
LOI 0.30               - 0.20               - 0.30               - 0.30               - 0.20               - 0.30               - 0.30               -
SiC              
               
PHYSICAL PROPERTIES              
Bulk density, g/cc              
after drying at 1100C/24 hrs 2.34         2.30 min 2.62         2.60 min 2.70         2.60 min 2.93         2.90 min 3.20         3.00 min 2.60         2.55 min 2.75         2.60 min
CCS, kg/cm2              
after drying at 1100C/24 hrs 750             700 770         750 min 800         750 min 860         800 min 980         950 min 780         750 min 750         700 min
after heating at 8000C/3 hrs 840         800 min 860         800 min 860         970         1070       1000 min 870         800 min 840         800 min
after heating at11000C/3 hrs 950         900 min 940         900 min 950         1060         1150       1100 min         925         900 min 960         900 min        
after heating at 14500C/3 hrs              
after heating at 15000C/3 hrs 1050      1000min 1050      1000 min       1050      1000 min  
after heating at 15500C/3 hrs     1070      1000 min 1200      1150 min 1290     1200 min   1200      1100 min
MOR, kg/cm2              
after drying at 1100C/24 hrs 100            - 120            - 130            - 130            - 140            - 120            - 125            -
after heating at 8000C/3 hrs 110            - 140            - 130            - 160            - 170            - 130            - 130            -
after heating at11000C/3 hrs 125            - 150            - 140            - 180            - 200            - 140            - 170            -
after heating at 14500C/3 hrs              
after heating at 15000C/3 hrs 160            - 170            -       180            -  
after heating at 15500C/3 hrs     160            - 250            - 260            -   200            -
% Retained on maximum size    1          5max  1.5          5max  1.5          5max   1          5max   1          5max  1.5          5max  2.0          5max
               
THERMAL PROPERTIES              
Refractoriness, Orton/0C +32/+171732/1717 min. +36/+1804  +36/+1804 min. +36/+1804  +36/+1804 min. +37/+1820  +37/+1820 min. +37/+1820  +37/+1820 min. +36/+1804  +36/+1804 min. +37/+1820  +37/+1820 min.
PLC,%              
after heating at 8000C/3 hrs -0.12       ±0.20 Max -0.12       ±0.20 Max -0.12       -0.12       -0.12       ±0.20 Max       -0.12       ±0.20 Max -0.12       ±0.20 Max      
after heating at11000C/3 hrs -0.18       ±0.30 Max -0.18       ±0.30 Max -0.24       -0.24       -0.24       ±0.30 Max      -0.18       ±0.30 Max -0.18       ±0.30 Max     
after heating at 14500C/3 hrs              
after heating at 15000C/3 hrs -0.80       ±1.00 Max -0.60       ±1.00 Max       -0.50       ±0.80 Max  
after heating at 15500C/3 hrs     ±0.80       ±1.00 Max +0.80       ±1.00 Max -0.70       ±0.80 Max   -0.40       ±0.60 Max
HMOR at 14000C, kg/cm2              
Thermal conductivity, Kcal/m hr0C              
At 4000C HF 0.84            - 0.96            - 1.16            - 1.68            - 2.20            - 0.97            - 1.15            -
At 6000C HF 1.04            - 1.10            - 1.23            - 1.75            - 2.31            - 1.11            - 1.25            -
At 8000C HF 1.16            - 1.20            - 1.29            - 1.80            - 2.35            - 1.22            - 1.32            -
               
Packaging: 50 Kg bags 50 Kg bags 25 Kg bags 25 Kg bags 50 Kg bags 50 Kg bags 50 Kg bags
Storage life: 3 months 3 months 3 months 3 months 3 months 3 months 3 months
Delivery state: dry dry dry dry dry dry dry
 TY : TYPICAL VALUE          SPE : SPECIFICATION           LI : LOW IRON

 

Note
The above data relates to standard sized, machine pressed bricks only.For bigger & pneumatically rammed shapes, results may vary. General size tolerance will be1.5% or 2mm whichever is greater.

 

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Pratik Industrial Estate, 1st Floor, 'B' Wing, Mulund-Goregaon Link Road, Bhandup(W), Mumbai - 400 078. India.E-mail: n.arora@arorarefractories.in or office@arorarefractories.in www.arorarefractories.in