氧化铝厂检修减产扩大，矿山供应出现扰动

1. Report Industry Investment Rating - The investment rating for the alumina industry is "Oscillation" [1] 2. Core Viewpoints of the Report - Alumina prices continue to decline, and the industry is facing cost - profit pressure. However, with the reduction in operating capacity and potential demand recovery, the price may gradually enter a bottom - grinding stage [13][15] - The supply of bauxite is affected by policies and market factors, with domestic prices in a downward trend but limited downside space, and overseas supply facing uncertainties [2][12] 3. Summary by Directory 3.1 Alumina Industry Chain Weekly Overview Raw Materials - Domestic ore prices are in a downward channel. Shanxi 58/5 bauxite is priced at 730 yuan/ton, Henan 58/5 at 668 yuan/ton, and Guizhou 60/6 at 596 yuan/ton. The short - term price is in a downward range but with limited downside space [2][12] - For imports, large bauxite enterprises are signing long - term contracts, with prices ranging from 88 - 95 dollars/dry ton. There is a stalemate between supply and demand, and the market rumor of Guinea's GIC mine shutdown is unconfirmed. Newly arrived ore is 665.4 million tons, including 549 million tons from Guinea and 71.5 million tons from Australia [2][12] Alumina - Last week, alumina spot prices continued to decline. The ALD northern comprehensive price is 2800 - 2900 yuan/ton, down 135 yuan/ton from last week; the domestic weighted index is 2845.4 yuan/ton, down 139.6 yuan/ton. Imported alumina port prices are 2960 - 3040 yuan/ton, down 325 yuan/ton [3][13] - Many alumina enterprises in Shanxi, Shandong, Henan, and Guizhou are in a loss situation. The domestic alumina full - cost is 3100 yuan/ton, and the real - time profit is - 79 yuan/ton [13] - Supply - side: Alumina maintenance, production reduction, and active production cuts are concentrated, with the operating capacity decreasing significantly. The national alumina installed capacity is 10922 million tons, the operating capacity is 8615 million tons, down 490 million tons from last week, and the operating rate is 78.9% [13] Demand - Domestically, some electrolytic aluminum enterprises have resumed or increased production, with the domestic electrolytic aluminum operating capacity increasing by 5.5 million tons week - on - week to 4390.38 million tons. Overseas demand remains unchanged, with the overseas electrolytic aluminum operating capacity at 2935.8 million tons, flat week - on - week [14] Inventory - As of April 10, the national alumina inventory is 344.3 million tons, up 5.3 million tons from last week. Alumina enterprise inventory is increasing, electrolytic aluminum enterprises maintain low - inventory, and port inventory is currently stable [14] Warehouse Receipts - The registered warehouse receipts of alumina on the Shanghai Futures Exchange are 296049 tons, down 10532 tons from last week [15] 3.2 Weekly Key Event News Summary in the Industry Chain - On April 11, 0.3 million tons of alumina were traded in the Henan market at an ex - factory price of 2910 yuan/ton [16] - In the short term, more inland enterprises are under maintenance. It is expected that in the next 50 days, the alumina operating capacity will be maintained between 8800 - 9000 million tons, and the balance coefficient will return to around 2, gradually supporting the price [16] - Some large industrial chain group - supported alumina enterprises are under maintenance, with an estimated impact on production capacity of 150 million tons and an estimated output reduction of 7 million tons [16] 3.3 Key Data Monitoring of the Upstream and Downstream of the Industry Chain Raw Materials and Cost Side - The data includes domestic and imported bauxite prices, domestic bauxite port inventory, shipping volume from major bauxite - importing countries, and prices of domestic caustic soda and steam coal [17][20][27] Alumina Price and Supply - Demand Balance - It shows domestic and imported alumina prices, domestic electrolytic aluminum spot prices, and the ratio of electrolytic aluminum to alumina futures on the Shanghai Futures Exchange. The weekly supply - demand balance data of alumina shows that the supply - demand gap has changed significantly recently [36][43][44] Alumina Inventory and Warehouse Receipts - The data covers electrolytic aluminum plant alumina inventory, alumina plant inventory, domestic alumina yard/terminal/in - transit inventory, port inventory, total social inventory, and Shanghai Futures Exchange alumina warehouse receipts and positions [46][49][54]