Domestic production accelerates, breaking the monopoly; high-purity quartz sand enters a new cycle.
Release Date:
2026-06-04
High-purity quartz sand is an indispensable key new material in the photovoltaic, semiconductor, and optical communications sectors, and has been included in the strategic minerals catalog. As China’s new‑energy and semiconductor industries expand, the industry has entered a golden phase of domestic substitution, with promising long‑term growth prospects.
High-purity quartz sand is an indispensable key new material in the photovoltaic, semiconductor, and optical communications sectors, and has been included in the strategic minerals catalog. As China’s new‑energy and semiconductor industries expand, the industry has entered a golden phase of domestic substitution, with promising long-term growth prospects.
On the demand side, a dual‑engine growth pattern driven by photovoltaics and semiconductors has taken shape. The widespread adoption of N‑type solar cells is raising material standards for crucibles, while the shift to larger‑size silicon wafers further increases the unit consumption of high‑purity quartz sand. Domestically, large‑scale PV installations are being steadily commissioned year after year, continuously strengthening underlying demand. Meanwhile, capacity expansions in computing‑chip and power‑semiconductor manufacturing are boosting demand for wafer‑processing consumables, while fiber‑optic infrastructure and aerospace optics are steadily expanding market space. Consequently, demand for ultra‑high‑purity quartz sand in the 5N–7N range is rising annually, with a persistent supply gap at the high end. On the supply side, structural differentiation is emerging: production capacity for mid‑to‑low‑end 4N‑grade products is becoming oversupplied, whereas high‑end quartz sand of 4N8 and above remains in short supply. Historically, premium raw materials have relied heavily on imports from the United States and Norway; however, domestic exploration and development of high‑quality vein quartz deposits are gaining momentum, purification technologies continue to advance, and leading companies are accelerating commissioning and capacity expansion, yielding notable progress in the localization of inner‑layer quartz sand for photovoltaics. Artificially synthesized quartz sand has emerged as a game‑changing solution, leveraging chemical synthesis to break free from constraints imposed by natural mineral resources and targeting the ultra‑high‑purity segment of the semiconductor industry. Several firms have already completed pilot‑scale trials, and this approach holds promise for gradually replacing imported high‑end products in the future.
At the policy level, high-purity quartz has been designated a strategic mineral, and corresponding national standards have been implemented to regulate industry production. Environmental policies are accelerating the elimination of outdated, small-scale capacity, driving continued consolidation in the sector, with integrated mining‑to‑product operations emerging as the primary growth trajectory for leading players. In terms of pricing, ordinary high-purity sand prices have bottomed out and stabilized, while premium high-purity sand maintains a steady market performance thanks to technological barriers.
Looking ahead to the next five years, domestic substitution will continue to deepen, import dependence on high-end products will steadily decline, and the parallel development of both natural purification and synthetic production will become the industry norm. However, semiconductor product certification remains a lengthy process, and overcoming challenges in ultra‑high‑purity purification technology continues to be a significant hurdle. Overall, driven by the growth dividends of downstream emerging industries, China’s high‑purity quartz sand sector is poised to shift from resource imports to technological self‑reliance, with ample room for expansion.
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