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Precision Polished Borosilicate Glass Spheres - Calibration Spheres - Precision Glass Reference Beads
Precision Polished Borosilicate Glass Spheres - Calibration Spheres - Precision Glass Reference Beads
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)
Select Particle Size and Density:
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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