锰硅：本周成本涨、产量增，周一或大幅波动

Core Viewpoint - The recent fluctuations in chemical coke and manganese ore prices are impacting the cost structure and market performance of manganese silicon production, with expectations of significant price volatility in the near future [1] Price Changes and Cost Analysis - Chemical coke prices increased by 100 yuan/ton, while port manganese ore prices saw a slight uptick, leading to higher immediate costs [1] - Estimated production costs as of July 25 are approximately 5710 yuan/ton in Ningxia, 5800 yuan/ton in Inner Mongolia (with a loss of about 100 yuan/ton), and 6460 yuan/ton in Guangxi (with a loss of about 740 yuan/ton) [1] - Actual costs in production areas may be reduced by 100-200 yuan/ton due to adjustments in manganese ore ratios and tail gas power generation [1] Supply and Demand Dynamics - From July 19 to July 24, Tianjin Port received 451,924 tons of manganese ore, with a slight inventory increase of 989.7 tons, totaling 3,336,474 tons, which is below expectations [1] - Anticipated arrivals from July 25 to July 31 are 607,041 tons, with an estimated inventory increase of 100,000 to 200,000 tons based on typical outflow rates [1] - National daily production of silicon manganese as of July 25 is reported at 26,640 tons, with increases noted in regions such as Inner Mongolia, Guangxi, Guizhou, and Yunnan [1] Market Pricing and Export Data - Hebei Steel Group set the silicon manganese price at 5,850 yuan/ton for July, with the first round of inquiries at 5,600 yuan/ton and a purchase volume of 14,600 tons, an increase from June [1] - In June 2025, China exported 1,151.6 tons of silicon manganese alloy and imported 685.73 tons [1] Market Sentiment and Future Outlook - The black metal sector is experiencing upward pressure due to rising coking coal prices, while manganese silicon prices have shown mixed reactions, with significant inflows of capital observed [1] - The market is currently driven more by speculative factors rather than fundamental changes, with profit margins encouraging manufacturers and traders to hedge [1] - The overall market sentiment remains uncertain, with expectations of significant price fluctuations for manganese silicon on July 28, necessitating caution among investors [1]