新能源及有色金属日报：短期供应增量较多，多晶硅累库压力增大-20250808

Report Industry Investment Rating - Not provided Core Views - For industrial silicon, prices are stable, with a slight increase in inventory and the market influenced by overall commodity sentiment [1][3] - For polysilicon, there is a large inventory accumulation pressure due to increased production and average consumption, and the market is greatly affected by anti - involution policies [4][7] Market Analysis Industrial Silicon - On August 7, 2025, the industrial silicon futures price fluctuated, the 2511 main contract opened at 8680 yuan/ton and closed at 8655 yuan/ton, a change of 0.46% from the previous settlement [1] - The spot price of industrial silicon was stable, with the price of East China oxygen - passing 553 silicon at 9100 - 9400 yuan/ton and 421 silicon at 9500 - 9900 yuan/ton [1] - The total social inventory of industrial silicon on August 7 was 54.7 tons, a week - on - week increase of 0.7 tons, with the social delivery warehouse inventory increasing by 0.8 tons [1] - The organic silicon DMC quotation was 11800 - 12500 yuan/ton, and the domestic DMC market entered a game stage with rational transactions and a downward price center [2] Polysilicon - On August 7, 2025, the polysilicon futures main contract 2511 declined, opening at 51290 yuan/ton and closing at 50110 yuan/ton, a 2.80% change from the previous day [4] - The spot price of polysilicon was stable, with N - type material at 45.00 - 49.00 yuan/kg and n - type granular silicon at 43.00 - 46.00 yuan/kg [4] - Polysilicon and silicon wafer inventories increased, with polysilicon inventory at 23.30 (a 1.75% week - on - week change) and silicon wafer inventory at 19.11GW (a 5.29% week - on - week change) [4] - Polysilicon weekly output was 29400.00 tons (a 10.94% week - on - week change), and silicon wafer output was 12.02GW (a 9.27% week - on - week change) [4] Silicon Wafer, Battery Cell and Component - Domestic N - type 18Xmm silicon wafers were 1.20 yuan/piece, N - type 210mm were 1.55 yuan/piece, and N - type 210R silicon wafers were 1.35 yuan/piece [4] - The prices of various types of battery cells remained stable, such as the efficient PERC182 battery cell at 0.27 yuan/W [6] - The mainstream transaction prices of various types of components remained stable, such as the PERC182mm at 0.67 - 0.74 yuan/W [6] Strategy Industrial Silicon - Unilateral: Neutral; Cross - period: None; Cross - variety: None; Spot - futures: None; Options: None [3] Polysilicon - Unilateral: Short - term range operation; Cross - period: None; Cross - variety: None; Spot - futures: None; Options: None [7] Influencing Factors - Factors affecting the market include the resumption and new production capacity in the Northwest and Southwest, polysilicon and organic silicon enterprise start - up changes, policy disturbances, and macro and capital sentiment [5]