fireclay

Fireclay crucible 黏土坩堝 ; [化工] 耐火粘土坩堝

clay fireclay 粘土火泥

plastic fireclay 塑性耐火黏土 ; 良塑性耐火粘土

fireclay mineral 耐火粘土礦物

fireclay pipe 耐火粘土管

fireclay welding 火泥熔接

fireclay y 耐火土

slaty fireclay 板岩狀耐火粘土

flint fireclay 火石狀耐火土 ^[1] 

The minerogenetic series of the Benxi Formation mainly includes G-bed bauxite, followed by Shanxi -type iron ores, stiff fireclay, soft fireclay, and associated gallium elements.

本溪組成礦系列主要有g層鋁土礦，其次是山西式鐵礦、硬質耐火粘土礦、軟質耐火粘土礦和伴生鎵元素。 ^[1]