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Jiangxi Sanxin Hi-Tech Ceramics Co., Ltd.
Silicon Nitride Balls (SNB)
Home » Products » Ceramic Bearing » Silicon Nitride Balls (SNB)
Applications of Silicon Nitride Balls (SNB)

Silicon nitride balls can be used in bearings which need Extreme performance requirements: highspeed / superspeed bearings, high precision bearings, vacuum bearings, high/ low temperature bearings, non-magnet bearings, high-precision ball screw; also can be used as valve ball, measurement ball in chemical pump, high-temperature pump, metering pump. And it can be used in slide and measurement such as: high temperature slide trail and anti-corrosion slide trail.

Product feature: Stable performance, good consistency.

Product standard: 0.4mm~100mm

Provide grade: G3~G60

Notes

1) Most are black silicon nitride balls, if necessary, we can also provide gray ones.

2) We have mass stock, can deliver anytime you want.

3) Can meet the requirements of various specifications and non-standard sizes.

Ceramic Ball Accuracy Class Standard (International Standard IS03290~2001)

Grade

Primary particle difference

Circular degree

Rough-

ness

Color differ-

ence

Dista-

nce betw-

een gauge

Gauge

Distance between subgauge

Subgauge

3

0.08

0.08

0.01

0.13

0.5

-5,…

-0.5,0,0.5

…+5

0.1

-0.2,-0.1,0,

+0.1,+0.2

5

0.13

0.13

0.014

0.25

1

-5,…

-0.5,0,0.5

…+5

0.2

-0.4,-0.2,0,

+0.2,+0.4

10

0.25

0.25

0.02

0.5

1

-9,…

-1,0,+1

…+9

0.2

-0.4,-0.2,0,

+0.2,+0.4

16

0.4

0.4

0.025

0.8

2

-10,…

-2,0,+2

…+10

0.4

-0.8,-0.4,0,

+0.4,+0.8

20

0.5

0.5

0.032

1

2

-10,…

-2,0,+2

…+10

0.4

-0.8,-0.4,0,

+0.4,+0.8

28

0.7

0.7

0.05

1.4

2

-12,…

-2,0,+2

…+12

0.4

-0.8,-0.4,0,

+0.4,+0.8

40

1

1

0.06

2

4

-16,…

-4,0,+4

…+16

0.8

-1.6,-0.8,0,

+0.8,+1.6

60

1.5

1.5

0.08

3

6

-18,…

-6,0,+6

…+18

1.2

-2,-1.2,0,

+1.2,+2

100

2.5

2.5

0.1

5

10

-40,…

-10,0,+10

…+40

2

-4,-2,0,

+2,+4

200

5

5

0.15

10

15

-60,…

-15,0,+15

…+60

3

-6,-3,

0,+3,

+6

500

12.5

12.5

25

1000

25

25

50

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