Brief: Discover the Impermeable Sillimanite Brick, designed for aluminum electrolytic cells with a temperature range of 1600°C-1650°C. This refractory brick offers excellent erosion resistance and prevents penetration of harmful elements, ensuring durability and extended cell life.
Related Product Features:
High temperature resistance up to 1650°C for reliable performance in harsh conditions.
Excellent erosion resistance to withstand corrosive environments in aluminum electrolytic cells.
High compressive strength ensures structural integrity under heavy loads.
Superior permeability resistance blocks Na, NaF, and electrolyte melt penetration.
Durable thermal insulation maintains cell efficiency over extended periods.
Compatible with impermeable castable for a complete refractory solution.
Low thermal expansion rate (≤0.75%) minimizes stress during temperature fluctuations.
Meets stringent physical and chemical indicators for consistent quality.
Faqs:
What is the maximum temperature the Impermeable Sillimanite Brick can withstand?
The Impermeable Sillimanite Brick can withstand temperatures up to 1650°C, making it ideal for aluminum electrolytic cells.
How does the brick prevent penetration of harmful elements?
The brick acts as a blocking layer, preventing Na, NaF, and electrolyte melt from penetrating into the insulation layer, thus protecting the cell's integrity.
What are the key physical and chemical indicators of this brick?
Key indicators include apparent porosity (≤22%), bulk density (≥2.0 g/cm3), cold crushing strength (≥30 MPa), and thermal expansion rate (≤0.75%).