Description
Zirconia corundum ramming mass (short for AZS ramming mass) is an amorphous refractory material made of zirconium corundum as the main raw material, with high refractoriness, good thermal shock resistance and erosion resistance, withstanding the erosion of high-temperature melt.
Specifications
Items | Grades | ||
AZS-Z30 | AZS-Z60 | AZS-Z90 | |
ZrO2 / % | 30% | 60 | 90 |
Al2O3 / % | 48% | – | – |
SiO2 / % | 21% | 32 | 5 |
Fe2O3 / % | 0.5 | 0.5 | |
Particle Size / mm | 0-0.5 | 0-0.5 | 0-0.5 |


Applications
AZS ramming mass is often used in key parts of glass kilns, such as pool walls, flow holes, etc. effectively increasing the service life of the kiln and reducing maintenance costs, playing an important role in the glass industry.

Our services: refractory technicians, refractory installation drawings, refractory bricks and castables, refractory masonry services, refractory mixes and precast cell, special shaped bricks, insulation materials, installation supervision, accident investigation and resolution, other customized services.