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SJH-0300

2022-06-20

  Specification

  High purity,Resistance to yellowing,Low magnetic foreign body,Electrical stability.


  Application

  Silicone rubber,sealant,Pouring sealant,Epoxy molding compound,Burn note material,Coating material,wood lacquer,water-based paint, Fine polishing,Precision casting.


  Physical Characteristics

Item Unit

SJH-0300

Test Method
Average Particle Size D50 μm

26~30

Laser particle size analyzer

Coarse Particle Ratio 

+75 μm

%

≤0.3

/
Electrical Conductivity μS/cm

≤14

Electrical Conductivity Meter

PH / 5.0~7.5 PH Meter

+200μm Magnetic Foreign Matter

pcs/50g ≤1

High magnification microscope

Whitenesse % ≥90 Whiteness Meter


  Chemical Characteristics

Item

Chemical compositions(%)

Test Method

SiO2

Al2O3

Fe2O3

Specification

≥99.8

≤0.10

≤0.03

Atomic Absorption Spectroscopy


  

  SEM Image

  



  Typical test data are listed in the above Tables unless otherwise specified.

  

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