炭化 >40%, SiO2<50%, 温度<3%
籾殻くん炭（粒状高炭化、製鉄業用保温材）
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籾殻くん炭（
CONTACT USOur RHA Rice husk ash is high quality, high carbon, unground (granular), used as thermal insulation for steelmaking industry and in special blends of cement and concrete admixtures.
