Zelieblok 1900 & 2000


ZelieBlok 2000S is a calcium silicate board manufactured by a unique patented process together with a patent protected formulation utilizing the highest quality raw materials. ZelieBlok 2000S is designed to serve as a backup insulation for any refractory construction, such as insulating fire brick, dense refractory brick, castable, gunning mix, plastic refractory or ceramic fiber.
[Download the 2000S data sheet]
[SDS Sheet]
Typical Data | Zelieblok | ||
1900S | 2000S | ||
Maximum Surface Temperature |
°C |
1000 1832 |
1100 2012 |
Bulk Density | (lb/ft3) dry kg/m3 |
14 | 16.2 |
225 | 260 | ||
Modulus of Rupture ASTM C 133 |
MPa lb/in² |
1.9 275.5 |
1.2 174 |
Comprehensive Strength |
MPa lb/in² |
2.6 377 |
1.6 232 |
Linear Shrinkage | % | ||
% 12 hrs at 1050°C 950 | 1.0 | 1.0 | |
Reversible Linear Thermal Expansion at 2000°F (1093°C) |
% | 0.06 | 0.06 |
Thermal Conductivity | |||
ASTM C-182 | |||
Mean Temperature, °F (°C) | |||
200 °C W/m²K | 0.06 | 0.07 | |
400 °C W/m²K | 0.08 | 0.09 | |
600 °C W/m²K | 0.10 | 0.10 | |
392 °F Btu-in/ft2, hr °F | 0.42 | 0.49 | |
752 °F Btu-in/ft2, hr °F | 0.55 | 0.62 | |
1112 °F Btu-in/ft², hr °F | 0.69 | 0.69 | |
To convert Btu-in/ft², hr, °F to Kcal-m²,hr, °C, multiply by 0.124. |
|||
Chemical Analysis | % | ||
Alumina – Al2O3 | 0.2 | 0.3 | |
Silica – SiO2 | 45 | 47.0 | |
Ferric Oxide – Fe2O3 | 0.2 | 0.3 | |
Sodium Oxide – NA2O | 0.7 | 0.1 | |
Calcium Oxide – CaO | 45.0 | 45.0 | |
Magnesium Oxide – MgO | 0.1 | 0.6 | |
Potassium oxide — K2O | 0.2 | 0.1 | |
Loss on ignition, 1025°C | 8 | 6 |
Disclaimer:
The above physical and thermal properties for our insulating bricks are derived from averaged values on standard squares in accordance with standard test methods. No guarantees or warranties are given or implied for the above values. These figures therefore are not to be used for specification purposes. Supply specifications are available on request. This information is supplied as a technical service and may change from time to time without notice.
All s.a. grades above are available in slab form up to 600 x 400 x 100 mm format.
ToggleAll s.a. grades above are available in slab form up to 600 x 400 x 100 mm format.