Chan Ye Xin Xi Wang·2025-11-09 02:13Core Insights - The article highlights the growing significance of rice husk-derived silica as a sustainable alternative to traditional silica sources, addressing both environmental concerns and providing a renewable resource for various industries [1][7]. Industry Overview - Rice husk silica extraction involves obtaining high-purity silica (SiO2) from rice husks, which are by-products of rice processing, containing a high silica content [3][5]. - The industry has seen significant technological advancements in China, leading to rapid market expansion, with projected industry output reaching 430 million yuan in 2024 and exceeding 1 billion yuan by 2030 [1][7]. Industry Chain - The upstream of the rice husk silica industry is linked to rice production and processing, while the downstream applications include sectors such as renewable energy batteries, construction materials, agriculture, and electronics [5][6]. - The high silica content in rice husk ash, which can reach 90%-95.5%, presents a valuable resource for silica extraction, supporting the industry's growth [5]. Market Demand and Trends - There is a continuous increase in demand for rice husk silica due to its applications in various industries, including rubber, plastics, coatings, cosmetics, and pharmaceuticals [12]. - Government policies are increasingly supporting the resource utilization of agricultural waste, enhancing the development of the rice husk silica industry [13]. Competitive Landscape - The industry is becoming more competitive, with key players including companies like Quercus Chemical Co., Yihai Kerry Group, and Jiangsu Jinhua Silicon Green Technology Co., among others [9][10]. - Quercus Chemical Co. has focused on developing technologies that utilize rice husk as a raw material, achieving significant revenue growth [10]. - Yihai Kerry Group has established a circular economy model, utilizing rice husks for energy production and silica extraction, showing strong financial performance [11]. Future Outlook - The internationalization of the rice husk silica industry is expected to accelerate, with domestic companies looking to expand into regions rich in rice husk resources, enhancing their global market presence [14].