Ceramic Ball 21mm

Nominal diameter (Dw): 21.000 00 mm

Mass: 191.06 kg

Material: Alumina

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Ceramic Ball 21mm

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Nominal diameter (Dw) : 21.000 00 mm

Mass : 191.06 kg

Material : Alumina

Ball diameter tolerance : ±0.25 μm

Grade : G10

Density : 3.95 g/cm3

Hardness : 80 HRC

MAX temperature : 1832℉

Coefficient of thermal expansion : 46 × 10-7/° F

Thermal conductivity : 194.5 Btu/hr. × in./sq. ft./°F @ 212° F

Sphericity : 0.25 μm

Material composition (alumina) : 96-99.8%

Rohs : Compliant

Reach : Compliant

Ceramic Ball 21mm

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