
The episode discusses HPQ Silicon's innovative Fumed Silica Reactor and its pilot program's success in producing commercial-grade fumed silica from quartz.
For more than 80 years, the fumed silica industry has relied on conventional production methods built around silicon tetrachloride. HPQ Silicon believes its Fumed Silica Reactor offers a different route: producing commercial-grade fumed silica directly from quartz. That is why Bernard Tourillon’s latest interview matters. HPQ’s July 8, 2026 press release confirmed that the pilot program achieved its two principal objectives: reliably producing commercial-grade fumed silica directly from quartz and generating the engineering and operating data required to support the design, costing and economic evaluation of future commercial production facilities. But the interview added the bigger investor context: pilot success did not narrow HPQ’s path. It expanded the commercial conversation. WHAT YOU NEED TO KNOW Pilot Validated: HPQ says the pilot program demonstrated that the FSR can produce commercial-grade fumed silica directly from quartz, including pilot-scale production of commercial-grade “150” fumed silica. Engineering Confidence: PyroGenesis completed a detailed engineering review of pilot operating data, which HPQ says strengthened confidence in projected operating parameters and…
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