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            Round corner crystalline silica powder

            Round corner crystalline silica powder

            Round corner crystalline silica powder

            【基本說明】:Round corner crystalline silica powder refers to the ɑ crystal silicon dioxide material made of crystalline silica powder by the process of round corner. It has better liquidity than crystalline silica powder.

            【應用范圍】:

            >Basic characteristics of Round corner crystalline silica powder:

            ItemUnitTypical Value
            Appearance/White powder
            Particle morphology/Round corner
            Densitykg/m32.65×103
            Mohs Hardness/7
            Dielectric Constant /4.65(1MHz)
            Dielectric Loss/0.0018(1MHz)
            Coefficient of Linear Expansion1/K14×10-6
            Thermal ConductivityW/K·m12.6
            Refraction Coefficient/1.54

            >Crystalline silica powder can be sorted on basis of following characteristics and prepared as required by customers:

            ItemIndex of CorrectionIntroduction
            PuritySiO2contentAvailable within 98.0-99.9%
            Ion impurityNa+、Cl-,etcCan be reduced below 3ppm
            Particle size distributionD50          Available within D50=0.5-50μm
            Particle size distributionMay be adjusted on basis of typical distribution as needed, including multimodal distribution and narrow-range distribution.
            Appearance characteristicsWhiteness and transparencyWhiteness is within 60-98, high-transparency product is available.
            Surface characteristicsHydrophobicity and oil absorptionTreatment agent of different functions may be selected as needed by customer

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