Ceramics

Keramull KM 301AR

Ceramic roller for roller kiln

Technical roller, featuring excellent resistance to chemical stress. Its physical characteristics make it suitable for use even in the firing area, with medium/high loads.

Technical specifications

Very versatile technical roller characterized by a good resistance to chemical aggression. Thanks to its chemical-physical characteristics it is recommended not only for the most subjected zone to chemical aggression but also for the firing zone for medium loads.

Technical specifications Description
Mineralogical composition Corundum//Mullite//Zirconia
Type Technical
Identification color Brown chocolate
RAL 8017
Al2O3 content 78%
Bulk density 2.70 Kg/dm3
Apparent porosity 19.0%
Absorbed water 6.5%
M.O.E. 20°C > 93 GPa
Thermal expansion 20-400°C 5.0*10-6K-1
Thermal expansion 20-1000°C 6.1*10-6K-1
Typical use Single firing//Double firing//Gres//Suitable for high firing temperatures and medium loads
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