Refractory ceramics, manufactured by the company include mullite-siliceous ceramics in accordance with Data Sheet 26.2-33273315-001: 2005 "mullite-siliceous products", as well as fire clay products manufactured in accordance with the drawings, approved by the customer.
Physical and chemical properties of mullite-siliceous ceramics products:
|Mass fraction, %||Rate|
|Al2O3, % -||Not less than 52|
|Fe2O3, % -||Not more than 0,7|
|Refractoriness, °С -||Not less than 1750|
|Water absorption, % -||Not more than 0,2|
|Thermal stability, the number of thermal cycles -||Not less than 3|
|Recommended operating temperature, °С -||1350|
Refractory chamotte, small-size goods with complex configuration and weight of not more than 2 kg, with refractoriness of at least 1600 °C are used in electric heating devices and various thermal units. The products are manufactured according to the drawings, agreed with the customer.
The products have the following characteristics:
|Grade||Al2O3, %||Refractoriness, °С||Open porosity, %||Compressive resistance, N/mm2||Temperature of Softening start, °С|