This document provides specifications for various refractory castables, insulation castables, conventional castables, plastic refractories, and refractory mortars produced by Saar Refractories and Power. It lists the key properties, requirements, and performance metrics for over 20 different product lines including their intended use temperatures, placement methods, densities, strengths, thermal properties, and chemical compositions. The products are designed for applications in the steel, cement, and glass industries requiring refractory materials that can withstand high temperatures up to 1900°C.

1. SAAR REFRACTORIES AND POWER
SAARREFRACTORIESANDPOWER

2. LOW AND ULTRA LOW CEMENT CASTABLE
Properties Unit LC45 LC50 LC60 LC60
Si
LC70 LC80 LC80
Si
LC90 LC95
Service Temp. (Max) ºC 1550 1550
Grain Size (Max.) mm 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0
Water Required to Mix % 5.0-5.5 5.0-5.5 5.0-5.5 5.0-6.0 5.0-5.5 5.0-5.5 5.0-6.0 5.0-5.5 5.0-5.5
Placement V V V V V V V V V
Physical Properties
Bulk Density Dried at 110ºC
(Min.)
g/cc 2.30 2.30 2.60 2.40 2.70 2.90 2.60 3.00 3.10
Cold Crushing Strength (Min.) Kg/cm²
At 110ºC/24h 700 700 750 700 800 900 850 1000 1050
At 1100ºC/3h 800 850 900 800 900 1000 950 1200 1300
At 1500ºC/3h 1000 1000 1000 1000 1100 1200 1100 1350 1400
Modulas of Rupture (Min.) Kg/cm²
At 110ºC/24h 90 90 95 80 90 110 90 120 130
At 1100ºC/3h 110 110 115 100 110 120 100 150 160
At 1500ºC/3h 120 120 125 110 130 150 130 180 200
Thermal Properties
Refractoriness (PCE) ºC 1700 1700 1800 1680 1800 1820 1680 1820 1820
Permanent Linear Change at
1100ºC/3h
+/-0.35 +/-0.3 +/-0.2 +/-0.5 +/-0.3 +/-0.3 +/-0.5 +/-0.2 +/-0.1
At 1500ºC/3h +/-1.0 +/-1.0 +/-1.0 +/-1.0 +/-1.0 +/-1.0 +/-1.0 +/-1.0 +/-0.8
Thermal Conductivity Kcal/hr/m/
ºC
1.1 1.11 1.25 1.2 1.3 1.8 1.75 1.95 1.4
Chemical Analysis %
Al₂O₃ Min. 45.0 50.0 60.0 55-60 70.0 80.0 70-80 90.0 94.0
Fe₂O₃ Max. 1.50 1.50 1.50 1.5-2.0 1.50 1.80 2.2 1.00 0.30
INSULATION CASTABLE
Properties Unit IC 4 IC 7 IC 9 IC 11 IC 13 IC 15 IC 11
Li
IC 13
Li
IC 15
Li
IC 8
S
Service Temp. (Max) ºC 1000 1100 1200 1300 1350 1350 1350 1400 1400 1300
Grain Size (Max.) mm 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0
Water Required to Mix % 80-95 70-80 60-70 30-40 30-40 30-40 25-35 25-35 25-35 60-70
Placement R/T R/T R/T R/T R/T R/T R/T R/T R/T R/T
Physical Properties
Bulk Density Dried at 110ºC
(Min.)
g/cc 0.55 0.85 1.00 1.25 1.45 1.60 1.25 1.45 1.60 0.9-
1.0
Cold Crushing Strength (Min.) Kg/cm²
At 110ºC/24h 4 12 14 35 45 90 45 80 130 25
At 800ºC/3h 2 4 7 25 30 60 30 40 70 20
At 1100ºC/3h - 6 10 25 30 60 30 40 70 20
At 1300ºC/3h - - - 40 50 70 50 45 90 30
Thermal Properties
Permanent Linear Change %
At 1100ºC/3h +/-1.0 +/-1.2 +/-1.0 +/-0.8 +/-0.7 +/-0.5 +/-0.4 +/-0.4 +/-0.4 +/-0.8
At 1500ºC/3h - - - +/-1.0 +/-1.0 +/-1.0 +/-0.8 +/-0.8 +/-0.8 +/-1.8
Thermal Conductivity Kcal/hr/
m/ ºC
0.1 0.18 0.27 0.31 0.3 0.4 0.34 0.40 0.44 0.2
Chemical Analysis %
Fe₂O₃ Max. 11.00 8.50 6.00 3.50 3.50 3.50 1.50 1.50 1.50 1.00

3. CONVENTIONAL CASTABLE (Medium Purity )
Properties Unit Normal Super Specia
l
LT
Service Temp. (Max) ºC 1300 1450 1350 800
Grain Size (Max.) mm 5.0 5.0 5.0 5.0
Water Required to Mix % 12-14 12-14 13-15 13-15
Placement R/V/T R/V/T R/V/T R/V/T
Physical Properties
Bulk Density Dried at 110ºC (Min.) g/cc 2.00 2.50 2.10 1.8
Cold Crushing Strength (Min.) Kg/cm²
At 110ºC/24h 250 350 400 200
At 1100ºC/3h 200 300 350 175
(at 800 ºC )
Thermal Properties
Refractoriness (PCE) ºC 1580 1680 1450 1350
Permanent Linear Change
At service Temp +/-1.0 +/-1.5 +/-1.0 +/-1.0
Thermal Conductivity Kcal/hr/m/ ºC 1.1 1.2 1.1 1.05
Chemical Analysis %
Al₂O₃ Min. 45.0 70.0 40.0 30.0
Fe₂O₃ Max. 5.0 5.0 5.0 5.0
CONVENTIONAL CASTABLE (High Purity Low Iron)
Properties Unit A 85 80 K C A
Super
K
Super
C
Supe
r
94 96
Service Temp. (Max) ºC 1750 1700 1650 1650 1500 1700 1600 1500 1800 1850
Grain Size (Max.) mm 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0
Water Required to Mix % 9-10 9-11 9-11 10-12 10-12 8-10 9-11 10-1 9-11 9-11
Placement V/T V/T V/T V/T V/T V/T V/T V/T V/T V/T
Physical Properties
Bulk Density Dried at 110ºC
(Min.)
g/cc 2.75 2.70 2.65 2.2 2.10 2.85 2.15 2.10 2.80 2.75
Cold Crushing Strength (Min.) Kg/cm²
At 110ºC/24h 600 550 500 350 325 700 450 400 600 375
At 1100ºC/3h 350 350 350 300 300 400 325 275 400 275
At 1500ºC/3h 600 500 450 450 400 700 475 450 650 400
Modulas of Rupture (Min.) Kg/cm²
At 110ºC/24h 80 70 65 60 60 100 65 60 95 70
At 1100ºC/3h 40 35 30 30 24 50 3 30 60 30
At 1500ºC/3h 100 90 85 85 80 110 85 85 95 80
Thermal Properties
Refractoriness (PCE) ºC 1800 1750 1700 1680 1650 1750 1600 1650 +1900 +1900
Permanent Linear Change at
1100ºC/3h
+/-0.2 +/-0.2 +/-0.2 +/-0.18 +/-0.2 +/-0.15 +/-0.18 +/-0.2 +/-0.1 +/-0.1
At 1500ºC/3h +/-0.1 +/-0.1 +/-0.1 +/-0.1 +/-0.1 +/-0.1 +/-0.1 +/-0.1 +/-0.8 +/-0.8
Thermal Conductivity Kcal/hr/m/
ºC
1.2 1.18 1.17 1.05 1.0 1.2 1.0 0.95 1.4 1.5
Chemical Analysis %
Al₂O₃ Min. 90.0 85.0 80.0 60.0 50.0 88.0 60.0 50.0 94.0 96.0
Fe₂O₃ Max. 0.8 1.50 2.00 1.00 1.50 0.80 1.00 1.50 0.30 0.30

4. Plastic Refractory
Properties Unit 50 60 80 90
Service Temp. (Max) ºC 1400 1500 1600 1700
Grain Size (Max.) mm 3.0 3.0 3.0 3.0
Binder Required to Mix % 10.0-12.0 10.0-12.0 10.0-12.0 10.0-12.0
Placement R/T R/T R/T R/T
Physical Properties
Bulk Density Dried at 110ºC (Min.) g/cc 2.40 2.50 2.60 2.70
Cold Crushing Strength (Min.) Kg/cm²
At 110ºC/24h 200 250 300 350
At 1100ºC/3h 500 600 700 750
At 1300ºC/3h 600 700 800 900
Abrasion Resistance as per ASTM C 704 cc 10-12 9-11 9-11 8-10
Thermal Properties
Permanent Linear Change at 1300ºC/3h +/-0.1 +/-0.1 +/-0.1 +/-0.1
Thermal Conductivity Kcal/hr/m/ ºC 1.2 1.27 1.3 1.35
Chemical Analysis %
Al₂O₃ Min. 45.0 60.0 80.0 90.0
Fe₂O₃ Max. 1.50 1.50 1.50 1.20
Refractory Mortar
Properties Unit 50 70 70 K 90 K
Service Temp. (Max) ºC 1500 1600 1650 1750
Grain Size (Max.) mm 0-0.5 0-0.5 0-0.25 0-0.25
Type of Setting Air Air Heat Heat
Typical Water Required % 25-30 22-28 15-20 15-20
Thermal Properties
Refractoriness (PCE) ºC 32 36 36 38
Chemical Analysis %
Al₂O₃ Min. 50.0 70.0 70.0 90.0
Fe₂O₃ Max. 4.00 2.50 1.50 0.30
Note :
(A) Above are average typical test data, Subjected to reasonable variation.
(B) Tested as per BIS 10570:2011.
(C) For best result follow recommended application procedures.