3 mm Flint Glass Beads / Column Packing 1 lb# 100CLB Walter Stern
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One pound of solid 3 mm soda lime spheres or more commonly called flint glass beads. These beads are useful as packing for distillation columns and they can also be used as boiling stones or mixing beads.
Approximate Quantity = 12,500 spheres
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Specifications:
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Density
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2.49 g / cm3
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Strain Point
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440 C
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Softening Point
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505 C
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Diameter & Sphericity Variation
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+/- 10% of Diameter
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Thermal Expansion
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20 to 100 C
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75.0 x 10-7
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200 to 300 C
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102.8 x 10-7
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