Ceramic Ball

Product Number System of
measurement
Roller Diameter Material Hardness Coefficient Of
Thermal Expansion
Thermal Conductivity Sphericity Density Weight price Cart
Al2O3-11/16 inch Inch 0.6875" Alumina(Al2O3) 80 HRC 46 × 10-7/° F 194.5 Btu/hr. × in./sq. ft./°F @ 212° F 0.000010" 3.95 g/cm3 10.90g Inquiry
Si3N4-5/32 inch G5 Inch 0.15625" Silicon Nitride (Si3N4) 75~80 HRC 15 × 10-7/° F 29 W/m-K @ 20° C 0.000005" 3.20~3.30 g/cm3 0.1054g Inquiry
Si3N4-13/32 inch Inch 0.40625" Silicon Nitride (Si3N4) 75~80 HRC 15 × 10-7/° F 29 W/m-K @ 20° C 0.000010" 3.20~3.30 g/cm3 1.853g Inquiry
ZrO2-15/32 inch Inch 0.46875" Zirconia (ZRO2) 70 HRC 5.7 x 10–6/°F 2 W/m-K @ 20° C 0.000010" 6.00 g/cm3 5.337g Inquiry
SiC-1/2 inch Inch 0.5" Silicon carbide (SIC) 85~90 HRC 2.2 x 10–6/°F 120 W/m-K @ 20° C 0.000010" 3.10 g/cm3 3.346g Inquiry
Si3N4-31/64 inch Inch 0.484375" Silicon Nitride (Si3N4) 75~80 HRC 15 × 10-7/° F 29 W/m-K @ 20° C 0.000010" 3.20~3.30 g/cm3 3.14g Inquiry
ZrO2-19/32 inch Inch 0.59375" Zirconia (ZRO2) 70 HRC 5.7 x 10–6/°F 2 W/m-K @ 20° C 0.000010" 6.00 g/cm3 10.85g Inquiry
SiC-21/32 inch Inch 0.65625" Silicon carbide (SIC) 85~90 HRC 2.2 x 10–6/°F 120 W/m-K @ 20° C 0.000010" 3.10 g/cm3 7.566g Inquiry
Al2O3-1/16 inch Inch 0.0625" Alumina(Al2O3) 80 HRC 46 × 10-7/° F 194.5 Btu/hr. × in./sq. ft./°F @ 212° F 0.000010" 3.95 g/cm3 0.0082g Inquiry
Al2O3-7/8 inch Inch 0.875" Alumina(Al2O3) 80 HRC 46 × 10-7/° F 194.5 Btu/hr. × in./sq. ft./°F @ 212° F 0.000010" 3.95 g/cm3 22.48g Inquiry
Si3N4-17/64 inch G5 Inch 0.265625" Silicon Nitride (Si3N4) 75~80 HRC 15 × 10-7/° F 29 W/m-K @ 20° C 0.000005" 3.20~3.30 g/cm3 0.5178g Inquiry
SiC-13/16 inch Inch 0.8125" Silicon carbide (SIC) 85~90 HRC 2.2 x 10–6/°F 120 W/m-K @ 20° C 0.000010" 3.10 g/cm3 14.36g Inquiry
Al2O3-5/32 inch Inch 0.15625" Alumina(Al2O3) 80 HRC 46 × 10-7/° F 194.5 Btu/hr. × in./sq. ft./°F @ 212° F 0.000010" 3.95 g/cm3 0.128g Inquiry
Al2O3-1 1/8 inch Inch 1.125" Alumina(Al2O3) 80 HRC 46 × 10-7/° F 194.5 Btu/hr. × in./sq. ft./°F @ 212° F 0.000010" 3.95 g/cm3 47.77g Inquiry
Si3N4-13/32 inch G5 Inch 0.40625" Silicon Nitride (Si3N4) 75~80 HRC 15 × 10-7/° F 29 W/m-K @ 20° C 0.000005" 3.20~3.30 g/cm3 1.853g 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
SiC-1/32 inch Inch 0.03125" Silicon carbide (SIC) 85~90 HRC 2.2 x 10–6/°F 120 W/m-K @ 20° C 0.000010" 3.10 g/cm3 0.00082g 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
Al2O3-17/64 inch Inch 0.265625" Alumina(Al2O3) 80 HRC 46 × 10-7/° F 194.5 Btu/hr. × in./sq. ft./°F @ 212° F 0.000010" 3.95 g/cm3 0.6288g Inquiry
Al2O3-1 5/8 inch Inch 1.625" Alumina(Al2O3) 80 HRC 46 × 10-7/° F 194.5 Btu/hr. × in./sq. ft./°F @ 212° F 0.000010" 3.95 g/cm3 143.96g Inquiry
Si3N4-31/64 inch G5 Inch 0.484375" Silicon Nitride (Si3N4) 75~80 HRC 15 × 10-7/° F 29 W/m-K @ 20° C 0.000005" 3.20~3.30 g/cm3 3.14g 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
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
SiC-1/8 inch Inch 0.125" Silicon carbide (SIC) 85~90 HRC 2.2 x 10–6/°F 120 W/m-K @ 20° C 0.000010" 3.10 g/cm3 0.05229g 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
SiC-1 1/16 inch Inch 1.0625" Silicon carbide (SIC) 85~90 HRC 2.2 x 10–6/°F 120 W/m-K @ 20° C 0.000010" 3.10 g/cm3 32.11g Inquiry
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