President Donald Trump has announced a 15% tariff on imports of polysilicon, an essential material in the production of semiconductors and solar panels, set to take effect on December 4. This measure aims to boost domestic manufacturing and lessen the United States’ dependency on China, the leading global producer of polysilicon. The tariff is part of a broader strategy to support U.S. polysilicon production and secure supply chains vital to economic and national security.
Polysilicon, an ultra-pure form of silicon, is crucial for creating semiconductors used in artificial intelligence systems and data centers, as well as solar cells and panels. The newly announced trade measures will also enforce minimum import prices: $21 per kilogram for polysilicon, $100 per kilogram for polysilicon ingots and wafers, $0.22 per watt for solar cells, and $0.38 per watt for solar modules and panels. These steps are designed to make domestic production more commercially viable.
The United States currently hosts two major polysilicon production facilities, managed by Hemlock Semiconductor in Michigan and Wacker Chemie in Tennessee. The policy also allows for the establishment of government incentives to encourage companies to invest in domestic polysilicon and related manufacturing facilities, further underlining the administration’s commitment to strengthening U.S. production capabilities.
China has reacted critically to the new tariffs, accusing the U.S. of exploiting national security as a pretext to hinder Chinese businesses. Beijing warns that such protectionist measures could strain trade relationships between the two economic giants. Meanwhile, China continues to experience robust growth in its exports, notably in electronics and products tied to artificial intelligence, alongside other high-value manufacturing sectors.