金属新材料高频数据周报（20250421-20250427）：电车材料价格普遍下滑，多晶硅价格创近3个月新低值-20250428

Investment Rating - The report maintains an "Overweight" rating for the non-ferrous metals sector [5]. Core Insights - The report highlights a general decline in prices for electric vehicle materials and polysilicon, with specific price movements noted for various materials [1][2][3]. - The report suggests a continued positive outlook for the metal new materials sector, particularly focusing on the demand for rare earths and lithium [4]. Summary by Relevant Sections Military New Materials - Electrolytic cobalt price remains stable at 240,000 CNY/ton, with a ratio of electrolytic cobalt to cobalt powder at 0.94, unchanged [10][11]. - Carbon fiber price is stable at 83.8 CNY/kg, with a gross profit of -18.31 CNY/kg [24][25]. - Beryllium price remains unchanged [24]. New Energy Vehicle Materials - Lithium ore price reaches 732 USD/ton, stable [27]. - Prices for electric carbon, industrial carbon, and battery-grade lithium hydroxide are 71,200 CNY/ton, 69,500 CNY/ton, and 68,400 CNY/ton, reflecting declines of 1.4%, 1.63%, and 0.8% respectively [32]. - Lithium iron phosphate and 523-type cathode material prices are 33,300 CNY/ton and 105,400 CNY/ton, stable and up 0.5% respectively [41]. Photovoltaic New Materials - Photovoltaic-grade polysilicon price is 4.49 USD/kg, down 2.0% [2]. - EVA price is 11,450 CNY/ton, down 0.4% [2]. Other Materials - Rhodium price decreased, while platinum and iridium prices increased slightly [3]. - The report emphasizes the importance of monitoring price trends in the context of supply and demand dynamics across various sectors [4][10]. Suggested Focus Stocks - The report recommends focusing on companies with cost advantages and expansion potential in the lithium mining sector, such as Salt Lake Co., Zangge Mining, and Tianqi Lithium [4]. - It also suggests monitoring cobalt supply dynamics due to export suspensions in the Democratic Republic of Congo [4].