Product Specification
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Technical Specification of Medium purity Insulating Castables
PRODUCT: INSULYTE 4 INSULYTE 7 INSULYTE 9 INSULYTE 11 INSULYTE 13 INSULYTE 15 INSULYTE LT
TYPE: LOW DENSITY LOW DENSITY MEDIUM DENSITY MEDIUM DENSITY MODERATE DENSITY MODERATE DENSITY LOW TEMPERATURE
  INSULATING CASTABLE INSULATING CASTABLE INSULATING CASTABLE INSULATING CASTABLE INSULATING CASTABLE INSULATING CASTABLE INSULATING CASTABLE
NATURE OF BOND : HYDRAULIC HYDRAULIC HYDRAULIC HYDRAULIC HYDRAULIC HYDRAULIC HYDRAULIC
INSTALLATION: TAMPING TAMPING TAMPING TAMPING TAMPING TAMPING TAMPING
               
               
GENERAL PROPERTIES              
RAW MATERIAL BASE: EXFOLIATED EXFOLIATED INSULATING INSULATING INSULATING INSULATING INSULATING
  VERMICULITE VERMICULITE AGGREGATE AGGREGATE AGGREGATE AGGREGATE AGGREGATE
MAX. SERVICE TEMP. 10000C 11000C 12000C 13000C 13500C 13500C 5000C
MAX GRAIN SIZE: 6 mm 6 mm 6 mm 6 mm 6 mm 6 mm 6 mm
WATER REQ. FOR CASTING: 80 - 100% 60 - 65% 38 - 43% 29 - 34% 26 - 31% 23 - 28% 25 - 30%
REVERSIBLE THERMAL EXPANSION: 0.55% at 10000C 0.57% at 10000C 0.57% at 10000C 0.57% at 10000C 0.6% at 10000C 0.6% at 10000C 0.5% at 10000C
               
CHEMICAL ANALYSIS,% TY             SPE TY             SPE TY             SPE TY             SPE TY             SPE TY             SPE TY             SPE
AL2O3 30.40     33.00     33.00     34.50     39.00     39.50     24.30    
SiO2 29.90            - 32.00            - 43.00            - 47.30            - 43.10            - 42.20            - 55.00            -
FE2O3 10.70             11 max 8.00             8.5 max 4.70             6 max 3.30             3.5 max 3.20             3.5 max 2.80             3.2 max 2.40             2.5 max
TiO2 3.60               - 3.90               - 3.90               - 3.80               - 2.80               - 3.60               - 1.90               -
CaO 13.50              - 16.20              - 11.30              - 10.30              - 11.20             - 11.30             - 15.50             -
MgO 8.00 4.20 2.40        
NA2O              
LOI 3.60               - 2.40               - 1.40               - 0.50               - 0.40               - 0.30               - 0.60               -
               
PHYSICAL PROPERTIES              
Bulk density, g/cc              
after drying at 1100C/24 hrs 525         550 max 820        850 max 980        1000 max 1230        1250 max 1430        1450 max 1580        1600 max 1400        1450 max
CCS, kg/cm2              
after drying at 1100C/24 hrs 6             4 min 15             12 min 20             12 min 40             35 min 55             50 min 100            90 min 110            90 min
after heating at 8000C/3 hrs 4             2 min 9               4 min 10             6 min 35             25 min 40             30 min 70             60 min  
after heating at11000C/3 hrs   12             6 min   30            25 min 35             30 min 65             60 min  
after heating at 14500C/3 hrs              
after heating at 15000C/3 hrs              
after heating at 15500C/3 hrs              
MOR, kg/cm2              
after drying at 1100C/24 hrs   4                    - 6                    - 11                    - 17                    - 18                    - 25                    -
after heating at 8000C/3 hrs   3                   - 3                   - 7                   - 10                 - 14                 -  
after heating at11000C/3 hrs   3                   - 4                   - 5                   - 7                   - 11                   -  
after heating at 14500C/3 hrs              
after heating at 15000C/3 hrs              
after heating at 15500C/3 hrs              
% Retained on maximum size    2         5max    2         5max    2         5max    2         5max    2         5max    2         5max    1.5         5max
               
THERMAL PROPERTIES              
Refractoriness, Orton/0C   13/1349          12/1337 min. 14/1398          14/1398 min. 14/1398          14/1398 min. 14/15(1398/1430)    14/1398 min. 15/1430    15/1430 min.  
PLC,%              
after heating at 8000C/3 hrs -0.25       ±0.40 Max -0.25       ±0.80 Max -0.30       ±0.60 Max        
after heating at11000C/3 hrs       +0.18       ±0.20 Max +0.12       ±0.20 Max +0.12       ±0.20 Max  
after heating at 14500C/3 hrs   -0.56       ±1.20 Max          
after heating at 15000C/3 hrs              
after heating at 15500C/3 hrs              
HMOR at 14000C, kg/cm2              
Thermal conductivity, Kcal/m hr0C              
At 3000C HF 0.07            - 0.15            - 0.24            - 0.27            - 0.30            - 0.39            - 0.35            -
At 5000C HF 0.09     0.1 max 0.17     0.18 max 0.26     0.18 max 0.30     0.31 max 0.32     0.33 max 0.42     0.44 max 0.38     0.40 max
At 8000C HF 0.12            - 0.19            - 0.28            - 0.32            - 0.35            - 0.45            - 0.41            -
               
Packaging: 25 Kg bags 50 Kg bags 25 Kg bags 25 Kg bags 25 Kg bags 25 Kg bags 25 Kg bags
Storage life: 9 months 9 months 9 months 9 months 9 months 9 months 9 months
Delivery state: dry dry dry dry dry dry dry
 TY : TYPICAL VALUE          SPE : SPECIFICATION          HS : HIGH STRENGTH

 

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