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Grade a High Purity Fused Silica (SiO2 ≥99.95%) for Advanced Ceramics & Refractory Applications. Near-Zero Thermal Expansion: Ensures dimensional stability and precise temperature control in high-precision environments. Customizable Purity: Purity can be customized up to 99.99% for high-end applications. Customizable Particle Size: Available in various forms including powder, granules, blocks, and custom shapes. Chemical Corrosion Resistance: Resistant to acid and alkali corrosion with low dissolution rates. ISO and SGS Certified: Meets ISO9001 standards with full-process inspection and COA available. Flexible Packaging Options: Offers standard bags, FIBC, and custom vacuum small packages.