溶よう融ゆう石せき英えい

noun

fused quartz

Technical term for quartz glass made by melting high-purity silica. Often used in scientific and industrial contexts. Synonymous with 石英ガラス.

See also: 石英ガラス (せきえいガラス)

• 溶よう融ゆう石せき英えいは高こう温おんに耐たえるため、半はん導どう体たい製せい造ぞう装そう置ちに使つかわれる。

  Fused quartz is used in semiconductor manufacturing equipment because it withstands high temperatures.