Name: 99% Purity 25um Spherical Silica Powder Silica Sphere Microsphere SS-D Series
Brand: SINOENERGY GROUP
Availability: InStock

99% Purity 25um Spherical Silica Powder Silica Sphere Microsphere SS-D Series

Product Details:

Place of Origin:	China
Brand Name:	SINOENERGY GROUP

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Detailed Product Description

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25um monodisperse silica

Spherical Silica Powder

SS-D-25

Characteristic

Spherical silica is kind of silica which has a spherical particles.

Spherical silica has characters of high purity, low specific surface, good fluidity, low thermal stress etc.

Applications

It is widely used in the fields of EMC, high-tech electronic materials, high grade paints, etc.

Typical Physical Data

Items		Unit	Typical value	Test Method
Sieve Method	+75um	%	0.0068	Standard Sieve
Laser method	D10	µm	2.99	Laser Analyzer
	D50	µm	25.35
	D90	µm	59.65
S.S.A.		m²/g	2.0	Nitrogen Adsorption Method

Typical Chemical Data

Items		Unit	Typical value	Test Method
Chemical Composition	SiO₂	%	99.85	Weight Method
Chemical Composition	Fe₂O₃	ppm	60	Spectrophotometer
Moisture		%	0.03	Weight Method
Extraction Water	Ec	µs∕cm	1.7	Conductivity Meter
	Na⁺	ppm	0.5	AAS
	Cl^-	ppm	1.3	Automatic Potential Titrator
	pH	—	5.2	PH Meter