high-fired porcelain
Technical term in ceramics; refers to porcelain fired at high temperatures (typically above 1300°C), resulting in a dense, vitrified body.
High-fired porcelain is fired at high temperatures, making it very hard and low in water absorption.
磁器 is a general term for porcelain, while 高火度磁器 specifically refers to porcelain fired at high temperatures.
低火度磁器 is low-fired porcelain, fired at lower temperatures, resulting in a softer, more porous body.
Compound of 高 (high), 火度 (firing temperature), and 磁器 (porcelain). The term is a modern technical coinage.