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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 Status 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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