Ceramic Ball

Product Number System of
measurement
Inside Roller Diameter Material Hardness Coefficient Of
Thermal Expansion
Thermal Conductivity Sphericity Density Weight price Cart
SiC-4.5 mm Metric 4.5 mm Silicon carbide (SIC) 85~90 HRC 2.2 x 10–6/°F 120 W/m-K @ 20° C 0.25μm 3.10 g/cm3 0.1489g Inquiry
Si3N4-3.5 mm Metric 3.5 mm Silicon Nitride (Si3N4) 75~80 HRC 15 × 10-7/° F 29 W/m-K @ 20° C 0.25μm 3.20~3.30 g/cm3 0.07229g Inquiry
SiC-35.0 mm Metric 35.0 mm Silicon carbide (SIC) 85~90 HRC 2.2 x 10–6/°F 120 W/m-K @ 20° C 0.25μm 3.10 g/cm3 70.04g Inquiry
Si3N4-28.0 mm Metric 28.0 mm Silicon Nitride (Si3N4) 75~80 HRC 15 × 10-7/° F 29 W/m-K @ 20° C 0.25μm 3.20~3.30 g/cm3 37.01g Inquiry
ZrO2-0.5 mm Metric 0.5 mm Zirconia (ZRO2) 70 HRC 5.7 x 10–6/°F 2 W/m-K @ 20° C 0.25μm 6.00 g/cm3 0.0004g Inquiry
Al2O3-1.5 mm Metric 1.5 mm Alumina(Al2O3) 80 HRC 46 × 10-7/° F 194.5 Btu/hr. × in./sq. ft./°F @ 212° F 0.25μm 3.95 g/cm3 0.00691g Inquiry
ZrO2-17.0 mm Metric 17.0 mm Zirconia (ZRO2) 70 HRC 5.7 x 10–6/°F 2 W/m-K @ 20° C 0.25μm 6.00 g/cm3 15.54g Inquiry
Al2O3-23.0 mm Metric 23.0 mm Alumina(Al2O3) 80 HRC 46 × 10-7/° F 194.5 Btu/hr. × in./sq. ft./°F @ 212° F 0.25μm 3.95 g/cm3 24.91g Inquiry
Si3N4-23.0 mm G5 Metric 23.0 mm Silicon Nitride (Si3N4) 75~80 HRC 15 × 10-7/° F 29 W/m-K @ 20° C 0.13μm 3.20~3.30 g/cm3 20.51g Inquiry
ZrO2-12.0 mm Metric 12.0 mm 12.0 mm Zirconia (ZRO2) 70 HRC 5.7 x 10–6/°F 2 W/m-K @ 20° C 0.25μm 6.00 g/cm3 5.465g Inquiry
Si3N4-25.0 mm G5 Metric 25.0 mm 25.0 mm Silicon Nitride (Si3N4) 75~80 HRC 15 × 10-7/° F 29 W/m-K @ 20° C 0.13μm 3.20~3.30 g/cm3 26.34g Inquiry
SiC-15/32 inch Inch 0.46875" Silicon carbide (SIC) 85~90 HRC 2.2 x 10–6/°F 120 W/m-K @ 20° C 0.000010" 3.10 g/cm3 2.757g Inquiry
Al2O3-7/64 inch Inch 0.109375" Alumina(Al2O3) 80 HRC 46 × 10-7/° F 194.5 Btu/hr. × in./sq. ft./°F @ 212° F 0.000010" 3.95 g/cm3 0.04389g Inquiry
Si3N4-5/8 inch Inch 0.625" Silicon Nitride (Si3N4) 75~80 HRC 15 × 10-7/° F 29 W/m-K @ 20° C 0.000010" 3.20~3.30 g/cm3 6.745g Inquiry
ZrO2-3/4 inch Inch 0.75" Zirconia (ZRO2) 70 HRC 5.7 x 10–6/°F 2 W/m-K @ 20° C 0.000010" 6.00 g/cm3 21.86g Inquiry
Al2O3-1 inch Inch 1" Alumina(Al2O3) 80 HRC 46 × 10-7/° F 194.5 Btu/hr. × in./sq. ft./°F @ 212° F 0.000010" 3.95 g/cm3 33.55g Inquiry
Si3N4-5/8 inch G5 Inch 0.625" Silicon Nitride (Si3N4) 75~80 HRC 15 × 10-7/° F 29 W/m-K @ 20° C 0.000005" 3.20~3.30 g/cm3 6.745g Inquiry
ZrO2-3/32 inch Inch 0.09375" Zirconia (ZRO2) 70 HRC 5.7 x 10–6/°F 2 W/m-K @ 20° C 0.000010" 6.00 g/cm3 0.04269g Inquiry
Al2O3-15/64 inch Inch 0.234375" Alumina(Al2O3) 80 HRC 46 × 10-7/° F 194.5 Btu/hr. × in./sq. ft./°F @ 212° F 0.000010" 3.95 g/cm3 0.4319g Inquiry
Si3N4-25/32 inch Inch 0.78125" Silicon Nitride (Si3N4) 75~80 HRC 15 × 10-7/° F 29 W/m-K @ 20° C 0.000010" 3.20~3.30 g/cm3 13.17g Inquiry
ZrO2-15/16 inch Inch 0.9375" Zirconia (ZRO2) 70 HRC 5.7 x 10–6/°F 2 W/m-K @ 20° C 0.000010" 6.00 g/cm3 42.70g Inquiry
Al2O3-1 3/8 inch Inch 1.375" Alumina(Al2O3) 80 HRC 46 × 10-7/° F 194.5 Btu/hr. × in./sq. ft./°F @ 212° F 0.000010" 3.95 g/cm3 87.21g Inquiry
Si3N4-25/32 inch G5 Inch 0.78125" Silicon Nitride (Si3N4) 75~80 HRC 15 × 10-7/° F 29 W/m-K @ 20° C 0.000005" 3.20~3.30 g/cm3 13.17g Inquiry
SiC-19/32 inch Inch 0.59375" Silicon carbide (SIC) 85~90 HRC 2.2 x 10–6/°F 120 W/m-K @ 20° C 0.000010" 3.10 g/cm3 5.603g Inquiry
Si3N4-7/64 inch G5 Inch 0.109375" Silicon Nitride (Si3N4) 75~80 HRC 15 × 10-7/° F 29 W/m-K @ 20° C 0.000005" 3.20~3.30 g/cm3 0.03615g Inquiry
ZrO2-5/4 inch Inch 1.25" Zirconia (ZRO2) 70 HRC 5.7 x 10–6/°F 2 W/m-K @ 20° C 0.000010" 6.00 g/cm3 101.22g Inquiry
Si3N4-1 inch G5 Inch 1" Silicon Nitride (Si3N4) 75~80 HRC 15 × 10-7/° F 29 W/m-K @ 20° C 0.000005" 3.20~3.30 g/cm3 27.63g Inquiry
SiC-3/4 inch Inch 0.75" Silicon carbide (SIC) 85~90 HRC 2.2 x 10–6/°F 120 W/m-K @ 20° C 0.000010" 3.10 g/cm3 11.29g Inquiry
Si3N4-7/64 inch Inch 0.109375" Silicon Nitride (Si3N4) 75~80 HRC 15 × 10-7/° F 29 W/m-K @ 20° C 0.000010" 3.20~3.30 g/cm3 0.03615g Inquiry
ZrO2-7/32 inch Inch 0.21875" Zirconia (ZRO2) 70 HRC 5.7 x 10–6/°F 2 W/m-K @ 20° C 0.000010" 6.00 g/cm3 0.5424g Inquiry
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