Germany, the United States, and Japan are the leading exporters of SELENIUM HEXAFLUORIDE (CAS 7783-79-1), collectively accounting for over 65% of global export value in 2023–2024; major importers include South Korea, Taiwan, and the Netherlands, driven by semiconductor and advanced materials manufacturing demand. Trade volumes have remained relatively stable since 2022, with modest growth in Asian imports coinciding with upward pressure on SELENIUM HEXAFLUORIDE prices amid tightening supply chains for high-purity specialty gases.
Selenium Hexafluoride Recent Commodity Market Dynamics Intelligence
I. Price Trends
- Domestic Market: Over the past week, the mainstream domestic transaction price of selenium hexafluoride fluctuated in the range of 125,000 to 132,000 RMB/ton, representing an increase of approximately 1.8% compared to the previous week's average price. This rise is primarily driven by rising raw material costs and regionally tight supply.
- International Market: Asia FOB prices remained stable at USD 18,500 to 19,200/ton. In the European market, prices decreased slightly to USD 17,800 to 18,500/ton due to sluggish demand, widening the price gap with the domestic market to approximately 5%.
II. Supply and Demand Dynamics
- Supply Side:
- Major domestic producers (such as Sinochem Blue Sky and Fujian Yongjing) maintained operating rates above 85%. However, affected by environmental inspections, some small-scale factories have ceased operations for rectification, resulting in a regional supply reduction of approximately 10%.
- Imports: Arrivals from South Korea and Japan have decreased, primarily due to overseas plant maintenance and logistics delays. Import volumes are expected to decrease by 15% month-on-month this month.
- Demand Side:
- Downstream electronic specialty gas demand accounts for over 60%. The recovery of the semiconductor industry has driven demand growth, with domestic wafer fab capacity utilization rising to over 80%, leading to a 12% month-on-month increase in selenium hexafluoride procurement.
- Demand in the photovoltaic sector remains stable; however, influenced by the decline in silicon material prices, some enterprises have delayed expansion plans, providing limited support for selenium hexafluoride demand.
III. Costs and Profits
- Raw Material Costs: Hydrogen fluoride (HF) prices have risen by 8% over the past month due to tight fluorite ore supply, increasing the production cost of selenium hexafluoride by approximately 1.2%.
- Profit Margins: The industry's average gross profit margin is maintained at 25%-28%, a decrease of 2 percentage points from the previous month, primarily due to rising costs and some enterprises proactively offering discounts to capture market share.
IV. Inventory and Logistics
- Inventory Levels: Total domestic social inventory is approximately 1,200 tons, an 8% decrease from the previous month. The decline is particularly notable in the East China region (approximately 15%), mainly due to concentrated pickup by downstream customers.
- Logistics Impact: In the Yangtze River Delta region, typhoon weather has caused delays in port loading and unloading, extending regional arrival cycles by 2-3 days.
V. Policy and Industry Developments
- Policy: The Ministry of Ecology and Environment has released the \"Draft for Comments on Environmental Protection Standards for the Electronic Specialty Gas Industry,\" which proposes stricter requirements for exhaust gas emissions during selenium hexafluoride production. This is expected to drive industry technological upgrades and increase costs.
- Industry: Domestic enterprises are accelerating the deployment of high-purity selenium hexafluoride (6N grade) capacity. New capacity of approximately 500 tons/year is expected in 2025, which may intensify market competition in the long term.
VI. Analysis and Forecast
1. Short-term (1-2 weeks):
- Prices are expected to remain high with fluctuations. Supported by raw material costs and tight supply, mainstream transaction prices may slightly rise to 133,000-138,000 RMB/ton.
- Attention should be paid to the continued impact of typhoon weather on logistics and changes in procurement pace by downstream semiconductor enterprises.
2. Medium-term (1-3 months):
- As overseas plant maintenance concludes and imported supplies are replenished, the tight supply situation is expected to ease, with prices potentially falling back to the 128,000-132,000 RMB/ton range.
- Caution is needed regarding the potential drag on prices from underperforming demand in the photovoltaic sector.
3. Long-term (6-12 months):
- The release of high-purity selenium hexafluoride capacity will intensify market competition, potentially pressuring prices downward. However, demand growth in the semiconductor industry will provide some support.
- The industry's average gross profit margin may further compress to 20%-25%. Enterprises will need to maintain competitiveness through technological upgrades and cost control.
Selenium hexafluoride is a colorless, nonflammable, highly volatile gas at room temperature with a pungent, irritating odor. It is an inorganic fluorinated compound and belongs to the class of chalcogen halides. Primarily used as a fluorinating agent and etchant in semiconductor manufacturing, it serves in plasma etching processes for silicon-based materials and microelectromechanical systems (MEMS). It also functions as a precursor in the synthesis of selenium-containing fluoropolymers and specialty inorganic fluorides. Its applications are concentrated in electronics fabrication and advanced materials research.
Selenium hexafluoride is used as a gaseous electric insulator(146). It may be prepared by passing gaseous fluorine overfinely divided selenium in a copper vessel. Industrial seleniumexposure is common for makers of arc light electrodes,electric rectifiers, and semiconductors.
Selenium hexafluoride is a nonflammable, colorless gas. Repulsive odor.
This chemical is included in Fine Chemicals. See more about what is Selenium Hexafluoride and Selenium Hexafluoride SDS information.
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