Swiss Jewel Company: Black Glass Balls

Black Glass Balls

Black Glass Balls are typically used in gauges, flowmeters, and rotameters for medical and industrial instrumentation where precision and weight of the ball are critical.  They are mainly made with 2.60 and 3.17 densities depending on your end application.
Materials such as Ruby and other colored glass are available for these applications.

Properties of Black Glass

Cross Section: Black Glass Ball
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Model Diameter Diameter (mm)
BG1.580.06251.588
BG3.180.1250"3.175
BG3.970.1562"3.967
BG4.760.1875"4.763
BG5.550.2187"5.555
BG6.350.2500"6.350
BG7.940.3125"7.938
BG9.530.3750"9.525
BG12.700.5000"12.700