2026-09-10 · Fuente：Tom's Hardware
China's Pacific Quartz has secured qualification for its high-purity quartz in semiconductor equipment and DRAM manufacturing, yet the United States' Spruce Pine retains its grip on crucible-grade supply.
Pacific Quartz, a Chinese producer of high-purity quartz, has won qualification for its material in semiconductor equipment and DRAM manufacturing. The approval hands China a domestically qualified source for a component that sits at the foundation of chip production, and it marks a tangible advance in the country's drive to localize the supply of critical semiconductor inputs. For Chinese fabs and equipment makers, domestic sourcing is now on the table.
Qualification is a demanding gate in this industry. Materials destined for fabrication equipment and memory production must clear validation before they can be adopted, and Pacific Quartz's high-purity quartz passing that bar for both semiconductor equipment and DRAM applications indicates the company's output now meets the standards those uses demand. It also means Chinese chipmaking no longer depends exclusively on imported quartz for these segments of the manufacturing process.
The milestone, however, stops short of breaking America's monopoly on the most contested application. Spruce Pine, the US source, still holds the crucible monopoly, meaning crucible-grade material remains beyond China's reach despite the new domestic qualification. The distinction matters: while Pacific Quartz can now serve semiconductor equipment and DRAM manufacturing, the crucible segment of the high-purity quartz market stays firmly under American control. In practical terms, the qualification covers equipment and DRAM uses but not the crucible application where Spruce Pine's dominance persists.
The result is a split picture of China's quartz self-sufficiency. Domestic supply is now secured for chipmaking components in equipment and DRAM contexts, but the American monopoly endures at the top of the market. Until a Chinese producer qualifies for crucible-grade supply, Spruce Pine's position — and the US leverage that comes with it — remains intact, leaving one corner of the quartz supply chain outside Beijing's grasp.
Etiquetas: Pacific Quartz · High-Purity Quartz · DRAM · Spruce Pine · Supply Chain
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