Crystalline Silica Powder

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Min Order 100 kg
Availability In Stock
Shipping From Hebei, China
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Baoding Zhongbao Chemical Industry Trading Co., Ltd.

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7631-86-9
Electron Grade
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China
Product Description
ItemUnitTypical Value
Appearance/White powder
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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