The Quality Benchmark in Our Product Line
High Grade Silica Powder is the quality leader in our product range. It shows our highest level of technical skill in fine processing. We start with the best ore. Only the purest quartz with the lowest impurities goes into production. The process includes crushing, acid washing, fine milling, precision grading, and magnetic iron removal. The final product leads the industry in purity, whiteness, particle concentration, and electrical properties. product is the result of 25 years of experience and technical growth.
Ultra-Strict Standards for Consistency
The customers who choose High Grade Silica Powder are often industry leaders. They need not only high performance but also perfect consistency between batches. To meet this, we set internal standards that are much stricter than our regular ones. The allowed variation for all key indicators is more than 50% tighter than for standard products. Our testing team uses a double-check system. We do a normal test and then a second independent check. This ensures every batch stays at the best level. Our product is known as a top-end product in the industry.
Premium Specifications for Premium Users
|
Parameter |
Typical Value / Range |
Test Standard |
|
Main Content (SiO₂) |
≥ 99.6% |
Chemical Analysis |
|
Whiteness |
≥ 95 |
Whiteness Meter |
|
Particle Size (D50) |
2μm - 10μm (Customizable) |
Laser Diffraction |
|
Dielectric Constant (1MHz) |
≤ 4.3 |
Dielectric Loss Tester |
|
Volume Resistivity |
≥ 2×10¹⁴ Ω·cm |
High Resistance Meter |
|
Conductivity (Water Suspension) |
≤ 8 μS/cm |
Conductivity Meter |
|
Iron Content (Fe₂O₃) |
≤ 0.03% |
Spectrophotometry |
|
Moisture Content |
≤ 0.10% |
Oven Drying Method |
High-End Uses and Full Customization
High Grade Silica Powder serves the most demanding applications. In semiconductor packaging, it is the core filler for high-performance epoxy molding compounds. Its ultra-low ion content is key for chip reliability. In aerospace composites, it meets the strict stability and insulation needs of extreme environments. In optical coatings and electronic inks, its high whiteness and low color keep the coating pure. We accept strict custom orders for High Grade Silica Powder. You can specify your target D50 from 2μm to 10μm. The minimum order is 1 ton.
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