合成橡胶产业日报-20250901

Report Summary 1. Report Industry Investment Rating - No information provided on the industry investment rating in the report. 2. Core View of the Report - The production of domestic cis - butadiene rubber has increased due to the restart of some devices and the increase in the load of private enterprises. The supply is expected to increase slightly this week, and the pressure on spot sales remains. The inventory of production enterprises and trading enterprises is expected to rise slightly. On the demand side, the operation of semi - steel tire enterprises is generally stable, but some enterprises' maintenance has affected the overall capacity utilization rate. The full - steel tire enterprises continue the previous production - control state, and some enterprises' maintenance plans at the beginning of this month may still affect the short - term capacity utilization rate. The br2510 contract is expected to fluctuate in the range of 11670 - 12200 in the short term [2]. 3. Summary According to the Catalog Futures Market - The closing price of the main contract of synthetic rubber is 11895 yuan/ton, down 5 yuan/ton; the position of the main contract is 33170, down 2323; the 10 - 11 spread of synthetic rubber is 10 yuan/ton, down 10 yuan/ton; the warehouse receipt quantity of butadiene rubber is 2670 tons, up 180 tons [2]. Spot Market - The mainstream price of cis - butadiene rubber (BR9000) from different manufacturers in different regions remains unchanged. The basis of synthetic rubber is 50 yuan/ton, and the other basis is 130 yuan/ton [2]. Upstream Situation - The price of Brent crude oil is 68.12 dollars/barrel, down 0.5 dollars/barrel; the price of WTI crude oil is 64.01 dollars/barrel, down 0.59 dollars/barrel; the price of naphtha CFR Japan is 597.38 dollars/ton, up 3.5 dollars/ton; the price of Northeast Asian ethylene is 840 dollars/ton, down 2 dollars/ton; the price of butadiene CFR China is 1095 dollars/ton, unchanged; the mainstream price of butadiene in Shandong market is 9550 yuan/ton, up 25 yuan/ton. The weekly capacity of butadiene is 15.11 million tons/week, down 0.01 million tons/week; the capacity utilization rate is 67.91%, down 0.24 percentage points; the port inventory of butadiene is 24000 tons, down 3300 tons; the operating rate of Shandong local refinery atmospheric and vacuum distillation unit is 49.57%, up 0.44 percentage points [2]. Downstream Situation - The monthly output of cis - butadiene rubber is 12.92 million tons, up 0.67 million tons; the weekly capacity utilization rate is 75.85%, up 6.7 percentage points; the production profit is - 478 yuan/ton, down 20 yuan/ton; the social inventory is 3.17 million tons, up 0.11 million tons; the manufacturer's inventory is 25100 tons, up 1900 tons; the trader's inventory is 6620 tons, down 790 tons. The weekly operating rate of domestic semi - steel tires is 72.77%, down 0.36 percentage points; the weekly operating rate of domestic full - steel tires is 63.84%, down 0.92 percentage points; the monthly output of full - steel tires is 12750000 pieces; the monthly output of semi - steel tires is 56970000 pieces; the inventory days of full - steel tires in Shandong is 39.22 days, down 0.54 days; the inventory days of semi - steel tires in Shandong is 46.14 days, down 0.91 days [2]. Industry News - As of August 28, the inventory of high - cis cis - butadiene rubber sample enterprises in China is 3.17 million tons, a month - on - month increase of 3.63%. The capacity utilization rate of semi - steel tire sample enterprises is 70.97%, a month - on - month increase of 0.90 percentage points and a year - on - year decrease of 8.73 percentage points; the capacity utilization rate of full - steel tire sample enterprises is 64.89%, a month - on - month decrease of 0.08 percentage points and a year - on - year increase of 5.10 percentage points. In August 2025, the output of cis - butadiene rubber in China is 13.57 million tons, a month - on - month increase of 5.02% and a year - on - year increase of 30.73% [2].