Home > Products > Monolithic Refractories > Refractory Castable > Clay Refractory Castable
Capacity:3000 MT per month
Raw Material:Bauxite
General Service Temperature :1300-1450℃
Product Introduction
Clay refractory castable is made of refractory clay clinker as aggregate, with aluminum oxide powder and soft clay binder added. It is prepared according to the proportion of formula and mixed by a blender for more than 5 minutes. The general temperature of use is 1300-1450℃.
Features
1. Good performance in high temperature. 2. High strength. 3. Good spalling resistance. 4. Good plasticity.
Application
It is commonly used in steel rolling heating furnace, soaking furnace, mixing furnace, blast furnace, electric furnace etc.
Technical Data
| Item | Unit | Index | |
| Al2O3 ≥ | % | 50 | |
| SiO2 ≥ | % | 39-45 | |
| Bulk Density ≤ | g/cm³ | 2.4 | |
| Max Service Temperature ≥ | ℃ | 1500 | |
| Linear Change on Reheatng | 900℃×3h | % | 1000（℃） -0.1 |
| 1200℃×3h | - | ||
| 1500℃×3h | ±0.3 | ||
| Modulus of Rupture | 110℃ drying | M·pa | 10 |
| 9 | |||
| 1200℃×3h | |||
| Crushing Strength | 110℃ drying | M·pa | 90 |
| 1200℃×3h | 70 | ||
| Thermal Conductivity ≤ | W/m·k | 1.25（800±25℃） | |
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