Harbison-Walker Refractories Limited
Dock Road South __________________________________________________________________________________________________________________
Bromborough, Wirral Cheshire Cheshire CH62 4SP, England Tel: +44 +44 (0) (0)151 151 641 5900 5900 Fax: +44 (0)151 641 5910 e-mail:
[email protected]
Product Description
KAST-O-LITE 20 (VSL-35) DESCRIPTION
Kast-O-Lite 20 is a high efficiency insulating castable usable in direct contact with hot gases under continous or intermittent operation without loss of thermal efficiency. Kast-O-Lite 20 can be used to 1095 C, is extremely resistant to thermal shock, and has low thermal conductivity. °
APPLICATIONS
Can include breechings, oil stills and heaters, flue and duct linings, lightweight panels, back-up for hearths, car tops and arches, and heat treating, annealing, and stress relieving furnaces.
C HE MI CA L A NA LY SI S - C al ci ne d B as is
Silica – SiO2 Alumina – Al Al2O3 Iron Oxide – Fe 2O3 Lime Lime - CaO CaO Mag Magnesi nesia a - MgO MgO Titania – TiO2 Alkalies – Na2O + K2O
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Ref. 161/4/2/02 The test data shown are based on average results of control tests and are subject to normal variation on individual tests. These results cannot be taken as maximum or minimum requirements for specification purposes. Manufacturer of AP Green Brands. Green Brands.
24.5 24.5% % 41.5 41.5% % 2.5% 2.5% 21.0 21.0% % 7.0% 7.0% 2.0% 2.0% 1.7% 1.7%
Harbison-Walker Refractories Limited
Dock Road South __________________________________________________________________________________________________________________
Bromborough, Wirral Cheshire CH62 4SP, England Tel: +44 (0)151 641 5900 Fax: +44 (0)151 641 5910 e-mail:
[email protected]
KAST-O-LITE 20 (VSL-35) Insulating, Refractory Castable
PHYSICAL PROPERTIES
MAXIMUM RECOMMENDED TEMPERATURE ..................................... QUANTITY REQUIRED – Net ................................................................. BULK DENSITY ....................................................................................... Cured and Then Dried at 220 F(105 C) ............................................. Heated at 1500 F(815 C) .................................................................... WATER REQUIRED FOR MIXING Per 100 Kgs ......................................................................................... MAXIMUM TIME FROM ADDING WATER TO PLACING MATERIAL Minutes .................................................................................... PERMANENT LINEAR CHANGE – ASTM C113 AND C865 Expansion or Shrinkage Cured and Then Dried at 220 F(105 C) .............................................. Heated at 1000 F(540 C) and Then Cooled ....................................... Heated at 1500 F(815 C) and Then Cooled ....................................... Heated at 1900 F(1040 C) and Then Cooled ..................................... MODULUS OF RUPTURE – ASTM C133 AND C865 Cured and Then Dried at 220 F(105 C) .............................................. Heated at 1000 F(540 C) and Then Cooled ....................................... Heated at 1500 F(815 C) and Then Cooled ....................................... Heated at 1900 F(1040 C) and Then Cooled ..................................... COLD CRUSHING STRENGTH – ASTM C133 AND C865 Cured and Then Dried at 220 F(105 C) .............................................. Heated at 1000 F(540 C) and Then Cooled ....................................... Heated at 1500 F(815 C) and Then Cooled ....................................... Heated at 1900 F(1040 C) and Then Cooled ..................................... PARTICLE SIZE – ASTM C92 Retained on 3½ Mesh Tyler Screen (5.6 mm) ............................................................................................................... THERMAL CONDUCTIVITY at a Mean Temperature of 400 F(205 C) ............................................................................................ 800 F(425 C) ............................................................................................ 1200 F(650 C) .......................................................................................... °
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Poured 2000 F 1095 C 3 31 lb/ft 500 Kgs/m3 lb/ft 3 Kgs/m3 32 - 40 510 - 640 27 - 35 430 - 560 Approximately 18.7 galls 85 Litres °
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0 - 0.6% Shr 0 - 0.5% Shr 0 - 1.0% Shr 1.0 - 2.0% Shr lb/in2 Mpa 44 - 290 0.3 - 2.0 44 - 290 0.3 - 2.0 44 - 290 0.3 - 2.0 44 - 290 0.3 - 2.0 73 - 290 73 - 290 73 - 290 73 - 290
0.5 - 2.0 0.5 - 2.0 0.5 - 2.0 0.5 - 2.0
Less than 4% Btu-in W/mK 2 ft hr F 1.2 0.17 1.3 0.19 1.4 0.20 °
Ref. 161/4/2/02 The test data shown are based on average results of control tests and are subject to normal variation on individual tests. These results cannot be taken as maximum or minimum requirements for specification purposes. Manufacturer of AP Green Brands.
