Al2O3 Ceramic Plain Bearings Ceramic Ball
Find a huge selection of Al2O3 Ceramic Plain Bearings Ceramic Ball from China at Top Bearings.
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Product Description
Find a huge selection of Al2O3 Ceramic Plain Bearings Ceramic Ball from China at Top Bearings.
Product Parameter
|
Material: |
Al2O3v Ceramic |
Density: |
3.70-3.99 G/cm3 |
|
Grad: |
G5-G200 |
HV Hardness: |
1800 HRC |
|
Coefficient Of Expansion: |
9.1 10^-6/℃ |
The Highest Temperature: |
1500℃ |
|
High Light: |
ceramic ball bearings , ceramic balls for bearings |
||
Al2O3 Ceramic Ball
Al2O3 Ceramic Ball at routine temperature has the super rigidity. At 1100℃, the rigidity and intension could not be changed, whose density is 3.7-3.99g/cm3, the rigidity is higher than ZrO2, but the anti-bend intension and rupture toughness is lower than ZrO2.
Al2O3 Ceramic Ball at routine temperature has the super rigidity. At 1100℃, the rigidity and intension could not be changed, whose density is 3.7-3.99g/cm3, the rigidity is higher than ZrO2, but the anti-bend intension and rupture toughness is lower than ZrO2.
Staple Material and Manufacturing Presision
|
Ceramic Balls |
Plastic balls |
Glass Balls |
Stainless Balls |
|
|
meterial |
ZrO2,Si3N4,SiC,Al2O3 |
POM,PE,PP,PA,UPE,PEEK |
GLASS |
440C,304,316,316L |
|
grad |
G5-G200 |
G100-G1000 |
G100-G1000 |
G10-G200 |
Staple size of the balls
|
Size(inch) |
Size(mm) |
Size(inch) |
Size(mm) |
|
1.5 |
1/16" |
1.588 |
|
|
2 |
3/32 |
2.381 |
|
|
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
|
Grade |
Variation of ball diameter |
Deviation from (△Sph) |
Surface roughness spherical from(Ra) |
|
not over μ m |
|||
|
3 |
0.08 |
0.08 |
0.012 |
|
5 |
0.13 |
0.13 |
0.02 |
|
10 |
0.25 |
0.25 |
0.025 |
|
16 |
0.4 |
0.4 |
0.032 |
|
20 |
0.5 |
0.5 |
0.04 |
|
28 |
0.7 |
0.7 |
0.05 |
|
40 |
1 |
1 |
0.08 |
|
60 |
1.5 |
1.5 |
0.1 |
|
100 |
2.5 |
2.5 |
0.125 |
|
200 |
5 |
5 |
0.2 |
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