铝类市场周报：淡季渐浓需求持弱，铝类或将有所承压-20250718

Report Summary 1. Investment Rating The report does not provide an industry investment rating. 2. Core Views - Alumina: The fundamentals may be in a stage of slightly increasing supply and stable demand. The supply is expected to remain relatively sufficient in the short - term, and the demand is supported by the high aluminum price and the progress of an electrolytic aluminum capacity replacement project in Yunnan [7]. - Electrolytic Aluminum: The fundamentals may be in a stage of stable supply and temporarily weak demand. The impact of the consumption off - season is intensifying, and industrial inventories are accumulating slightly [7]. - Strategy: For the Shanghai Aluminum main contract, conduct light - position short - selling transactions at high prices; for the Alumina main contract, conduct light - position range - bound trading, and pay attention to operation rhythm and risk control [7]. 3. Summary by Directory 3.1 Week - to - Week Highlights - Market Review: Shanghai Aluminum fluctuated weakly with a weekly change of - 0.89%, closing at 20,510 yuan/ton. Alumina rebounded slightly with a weekly change of + 0.51%, closing at 3,133 yuan/ton [7]. - Market Outlook: Alumina's supply may increase slightly and demand remain stable; electrolytic aluminum's supply is stable and demand is weak, with inventory accumulation due to the off - season [7]. - Strategy: Short - sell Shanghai Aluminum main contract lightly at high prices and trade Alumina main contract lightly in a range [7]. 3.2 Futures and Spot Markets - Futures Prices: As of July 18, 2025, Shanghai Aluminum futures price was 20,565 yuan/ton, down 1.3% from July 11; LME Aluminum was 2,589 dollars/ton, down 0.65%; Alumina futures price was 3,148 yuan/ton, down 1.47%; Cast Aluminum futures price was 19,875 yuan/ton, down 0.28% [12][16]. - Futures Ratios and Spreads: The Shanghai - LME ratio of electrolytic aluminum was 7.9 on July 18, up 0.06 from July 11. The aluminum - zinc futures spread was 1,785 yuan/ton, up 100 yuan/ton; the copper - aluminum futures spread was 57,900 yuan/ton, up 165 yuan/ton [13][24]. - Futures Positions: Shanghai Aluminum's open interest was 636,816 lots on July 18, down 7.95% from July 11, and the net position of the top 20 was 4,602 lots, down 19,826 lots [19]. - Spot Prices: Alumina spot prices in Henan, Shanxi, and Guiyang increased, while cast aluminum spot prices remained flat. A00 aluminum ingot spot price was 20,760 yuan/ton, unchanged from July 11, with a spot premium of 120 yuan/ton, up 190 yuan/ton from last week [26][27][30]. 3.3 Industry Situation - Inventory: As of July 17, LME electrolytic aluminum inventory was 427,200 tons, up 7.95%; SHFE inventory was 108,822 tons, up 5.45%; domestic social inventory was 431,000 tons, up 4.61%. SHFE and LME registered warrants also increased [35]. - Raw Materials: Aluminum ore imports in May 2025 were 17.5145 million tons, down 15.28% month - on - month but up 29.43% year - on - year. Nine - port inventory was 24.94 million tons, up 400,000 tons. Scrap aluminum prices in Shandong dropped slightly, and imports and exports increased year - on - year in May [38][44]. - Production and Trade: In June 2025, alumina production was 7.7493 million tons, up 7.8% year - on - year; electrolytic aluminum production was 3.809 million tons, up 3.4% year - on - year; aluminum products production was 5.8737 million tons, up 0.7% year - on - year; recycled aluminum alloy production was 618,900 tons, up 5.49% year - on - year; aluminum alloy production was 1.669 million tons, up 18.8% year - on - year. Alumina imports decreased year - on - year in May, while exports increased. Electrolytic aluminum imports increased year - on - year in May [47][54][64]. - Downstream Markets: In June 2025, the real estate development climate index was 93.6, down 0.11 from last month. New housing starts and completions decreased year - on - year from January to June 2024. Infrastructure investment increased by 8.9% year - on - year from January to June 2024, and automobile sales and production in June 2025 increased year - on - year [67][70]. 3.4 Options Market Analysis Given the expected slight decline in aluminum prices, a double - selling strategy can be considered to short volatility [72].