
Alumina Magnesia Tundish Well Block
An Alumina-Magnesia Tundish Well Block is a type of refractory material used in the steelmaking process. It is specifically designed for use in the tundish of a continuous casting machine.
Description/kawalan
Description
An Alumina-Magnesia Tundish Well Block is made from a combination of high-purity alumina and magnesia raw materials, which are mixed, pressed, and fired at high temperatures to form a dense, durable material. The unique combination of alumina and magnesia provides a high level of thermal shock resistance, making it ideal for use in the tundish, which is subject to extreme temperature changes.
The Alumina-Magnesia Tundish Well Block offers several benefits for the steelmaking process, including:
High thermal shock resistance: The block is designed to withstand rapid temperature changes, reducing the risk of cracking or other damage.
Good slag resistance: The material is resistant to slag erosion, which can prolong the life of the tundish.
High refractoriness: The block can withstand high temperatures, ensuring consistent steel quality and production.
Low porosity: The low porosity of the block reduces the risk of molten steel leakage.
Specification
| Property | Value |
|---|---|
| Al2O3, % | 50 - 70 |
| MgO, % | 10 - 30 |
| Bulk Density, g/cm3 | 2.8 - 3.1 |
| Apparent Porosity, % | 15 - 20 |
| Cold Crushing Strength, MPa | 50 - 70 |
| Refractoriness Under Load, ℃ | 1500 - 1650 |
| Thermal Shock Resistance, Cycles | ≥ 15 |
| Application temperature, ℃ | 1550 - 1750 |


Features
Alumina-Magnesia Tundish Well Blocks are made from high-quality fused alumina and magnesia.
They have good resistance to slag erosion, thermal shock, and mechanical shock.
Alumina-Magnesia Tundish Well Blocks have a high refractoriness and can withstand high temperatures.
They have excellent corrosion resistance to molten steel and other metal melts.
Alumina-Magnesia Tundish Well Blocks have good dimensional stability and a low tendency to expand or contract under high temperatures.
Cool tags: alumina magnesia tundish well block
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