SO4369 Spherical Silica Powder

Catalog No.	SO4369
Color	White
Purity	SiO2 98-99%
Density	2.2 g/cm3
Average Particle Size	2-50 μm

Spherical Silica Powder provided by Stanford Advanced Materials (SAM) Characterized by a small specific surface area, good flowability, and low stress, Spherical Silica Powder is a kind of spherical silica powder material applicable to many high-tech fields.

INQUIRY

Description

Specification

Technical Data Sheet

Spherical Silica Powder Description

Spherical Silica Powder, provided by Stanford Advanced Materials, undergoes a sophisticated production process starting from irregular angular silica micro powder. Through meticulous selection and advanced melting techniques, the micro powder is transformed into perfectly spherical particles. This unique manufacturing method ensures a uniform particle shape with minimized surface area, excellent flowability, and reduced internal stress. Renowned for its exceptional properties, this Spherical Silica Powder is highly sought after in various high-tech industries, including aerospace and fine chemicals. Its versatility and promising market prospects make it an indispensable material in applications requiring precision and reliability.

Spherical Silica Powder Specifications

Physicochemical Information
Density	White powder
Mohs Hardness	2.2 g/cm3
Specific Surface Area	6
Thermal Conductivity	0.5-30 m2/g
Dielectric Constant DK	3.88εr
Dielectric Loss Df	0.0002 tgδ
Linear Expansion Coefficient	0.5*10^-6 1/K
Conductivity	≤30 uS/cm

Chemical Data
SiO2	98-99%
H2O	<0.1%
Fe ionic	<0.015
Al ionic	<0.1

Spherical Silica Powder Applications

1. Coatings and Inks: Spherical Silica Powders are commonly used as fillers and thickeners in coatings and inks, which can improve the flow, gloss, and durability of coatings and inks, as well as improve the smoothness and uniformity of the coating.

2. Cosmetics: Spherical Silica Powders are widely used in cosmetics, such as foundations, face powders, loose powders, etc. They can give products a silky-smooth texture, absorb oil, and control light while providing good coverage.

3. High-performance rubber products: Spherical Silica Powder can be used as filler in rubber products, such as tires, seals, rubber pipe fittings, etc. It can improve the wear resistance, aging resistance, and mechanical strength of rubber products.

4. Plastic products: Spherical Silica Powder is also widely used in plastic products as a reinforcing agent and filler to improve the strength, hardness, and abrasion resistance of plastic products, as well as to improve the processing performance and surface quality.

5. Electronic materials: Spherical Silica Powder can be used for filling and encapsulation of electronic materials, such as electronic adhesive, encapsulation materials, etc., which can improve the insulating property, high-temperature resistance, and chemical corrosion resistance of the materials.

6. Medical devices: Spherical Silica Powder can also be used in medical devices and pharmaceutical products, such as tablet coating, medical tape, etc., with good biocompatibility and stability.