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Borosilicate Glass Solid Polished Spheres 2.2g/cc - Precision Grade - Particle Diameters 2.0mm to 7.0mm

Precision Polished Borosilicate Glass Spheres 2.00mm
Borosilicate Glass Spheres 2.00mm to 7.00mm

Material Safety Data Sheet - Solid Glass Spheres and Microspheres

Precision Polished Solid Borosilicate glass spheres are available in a range of sizes from 2.0mm to 7.0mm (Other custom sizes available on a custom basis on up to 55mm). Precision Glass Spheres are also available in Precision Polished Soda Lime Glass (stocked product) and custom Colored Glass.

Diameter Tolerance: ±20um
Roundness/Sphericity: ≤20um; >99% (Ratio of Width/Length)
Density: 2.2g/cc+/-0.1g/cc
Index of Refraction: 1.48
Softening Temperature: 830°C
Specific Thermal Conductivity: 1.14W/K-m
Thermal Expansion: 3.2x10-6K-1 (at 20°C)
Diellectric Strength: 30kV/mm
Youngs-Modulus: 64GPa
Linear Thermal Expansion: 3.3x10-6>-1 (20-300°C)

In-stock orders usually ship in within one business days. Please contact us for custom size ranges or volume pricing.

Other grades of borosilicate glass spherical particles are also available:
Solid Borosilicate Glass Microspheres

 Item # Description/Size Availability Price Qty
P-BSGS-2.2 1.99mm - 100pieces
Precision Grade - Polished Borosilicate Solid Glass Spheres 2.2g/cc 1.99mm - 100 pieces
In Stock $91.00
P-BSGS-2.2 2.99mm - 100pieces
Precision Grade - Polished Borosilicate Solid Glass Spheres 2.2g/cc 2.99mm - 100 pieces
In Stock $96.60
P-BSGS-2.2 3.99mm - 100pieces
Precision Grade - Polished Borosilicate Solid Glass Spheres 2.2g/cc 3.99mm - 100 pieces
In Stock $113.40
P-BSGS-2.2 4.99mm - 100pieces
Precision Grade - Polished Borosilicate Solid Glass Spheres 2.2g/cc 4.99mm - 100 pieces
In Stock $151.00
P-BSGS-2.2 5.99mm - 50pieces
Precision Grade - Polished Borosilicate Solid Glass Spheres 2.2g/cc 5.99mm - 50 pieces
In Stock $91.00
P-BSGS-2.2 6.00mm - 50pieces
Precision Grade - Polished Borosilicate Solid Glass Spheres 2.2g/cc 6.00mm - 50 pieces
In Stock $91.00
P-BSGS-2.2 6.98mm - 50pieces
Precision Grade - Polished Borosilicate Solid Glass Spheres 2.2g/cc 6.98mm - 50 pieces
In Stock $125.48
P-BSGS-2.2 6.99mm - 50pieces
Precision Grade - Polished Borosilicate Solid Glass Spheres 2.2g/cc 6.99mm - 50 pieces
In Stock $125.48
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About the Company:

Cospheric is a global leader in manufacturing and distribution of precision nanospheres, microspheres, and larger precision spherical particles. Scientists and engineers worldwide rely on us as a proven source to fulfill their needs for microparticles in narrow size ranges, wide selection of colors, densities, properties and formulations. We leverage our extensive technical expertise in micropowders to help each customer find an optimal microparticle solution for their needs. We ship worldwide daily out of our Santa Barbara, CA manufacturing facility.
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