1700 HRC 3.2g/cm3 i3N4 1000℃ High Temperature Ceramic Bearings

Brand Name:OEM
Certification:ISO 16949
Minimum Order Quantity:Negotiable
Delivery Time:10-15 working days
Payment Terms:L/C, D/A, D/P, T/T, Western Union, MoneyGram
Place of Origin:CHINA
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1700 HRC 3.2g/cm3 i3N4 1000℃ High Temperature Ceramic Bearings


Si3N4 Ceramic Ball with good ability of isolation and no magnetism is the precision ceramic that fired in high temperature without oxidation air, which has the high intension, high wearing resistance, high temperature resistance, anti-canker, strong acid and alkali resistance, can be used in seawater for a long time. At 800℃, the intension and rigidity almost couldn’t be changed, whose density is 3.20g/cm3 and is the 1/3 of the weight of bearing steel. There are small centrifugal force when circumgyrating and run at high speed. Si3N4 Ceramic Ball also has the self-lubrication, and can be used in the environment with no lubricate medium and high pollution.


Staple Material and Manufacturing Presision
 Ceramic BallsPlastic ballsGlass BallsStainless Balls
meterialZr02,Si3N4,SiC,Al2O3POM,PE,PP,PA,UPE,PEEKGLASS440C,304,316,316L
gradG5-G200G100-G1000G100-G1000G10-G200

Staple size of the balls
Size(inch)Size(mm) Size(inch)Size(mm)
 1.5 1/16"1.588
 2 3/322.381
1/8"3.175 5/32"3.969
3/16"4.763 7/32"5.556
1/4"6.35 17/64"6.747
 7 9/32"7.144
5/16"7.938 11/32"8.731
3/8"9.525 13/32"10.319
7/16"11.112 29/64"11.509
15/32"11.906  12
31/64"12.303 1/2"12.7
17/32"13.494  14
9/16"14.288 19/32"15.081
5/8"15.875 21/32"16.669
11/16"17.463 23/32"18.256
3/4"19.05 25/32"19.844
 20 13/16"20.638
7/8"22.225 15/16"23.812
1"25.4 1-1/16"26.988
1-1/8"28.575 1-3/16"30.163
1-1/4"31.75 1-3/8"34.925
 35 1-1/2"38.1
1-5/8"41.275 1-11/16"42.863
1-7/8"47.625 2"50.8

Tolerance and surface roughness of the balls
GradeVariation of ball diameterDeviation from ( △ Sph)Surface roughness spherical from(Ra)
not over μ m
30.080.080.012
50.130.130.02
100.250.250.025
160.40.40.032
200.50.50.04
280.70.70.05
40110.08
601.51.50.1
1002.52.50.125
200550.2

China 1700 HRC 3.2g/cm3 i3N4 1000℃ High Temperature Ceramic Bearings supplier

1700 HRC 3.2g/cm3 i3N4 1000℃ High Temperature Ceramic Bearings

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