Ca/Cr Co-doped LaAlO₃ Infrared Ceramic

High emissivity with in-situ detoxification

Introducing residual alumina maintains high infrared emissivity while reducing Cr6+ leaching below EU limits, integrating environmental safety with energy efficiency.

Xinglai, Yuan · Wang, Qinghu · Runke, Wu · Sang, Shaobai · Xu, Yibiao · Liang, Xiong · Pan, Liping · Fan, Bingbing · Li, Yawei · Zhang, Rui · Li, Jiangtao · Volkova, Olena

Journal of Advanced Ceramics 2025

Specifications

六价铬浸出量

{'zh': '18.44', 'en': ''} mg/kg

挥发减少

{'zh': '77.8', 'en': ''} %

Advantages

Near-infrared emissivity above 0.896

Heating rate increased from 31.7 to 34.6 °C/min