杏彩电竞

Soft composite silica powder

Soft composite silica powder

Soft composite silica powder

【最基本证明】：Soft composite silica powder refers to the glass phase silicon dioxide powder material made of natural quartz and other inorganic non-metallic minerals by such processes as compounding, melting, cooling, crushing, grinding and classifying.
【应用范围】：

>Basic characteristics of Soft composite silica powder：

Item            Unit            Typical Value            
Appearance            /
White powder
Density            kg/m3
2.59×103
Mohs Hardness      
/
5.00
Dielectric Constant        
/
5.0（1MHz）
Dielectric Loss        
/
0.003（1MHz）
Coefficient of Linear Expansion
1/K
3.8×10-6

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

ItemIndex of CorrectionIntroduction
PuritySiO2contentChemically stable composition, to ensure consistency of performance.
Ion impurityNa+、Cl-,etc.Can be reduced below 5ppm
Particle size distributionD50Available within D50=0.5-10µm
Particle size distributionMay be adjusted on basis of typical distribution as needed, including multimodal distribution and narrow-range distribution.
Surface characteristicsHydrophobicity and oil absorptionTreatment agent of different functions may be selected as needed by customer

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