Lianyungang Highborn Technology Co., Ltd.

Si3n4 Bearing Ball, Ceramic Ball, Silicon Nitride Ball manufacturer / supplier in China, offering Good Roundness Silicon Nitride Bearing Ball, Transparent Spiral Quartz Glass Tube, Lab Research 2000ml Quartz Glass Flask with Flat Bottom and so on.

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Good Roundness Silicon Nitride Bearing Ball

FOB Price:US $1 / Piece
Min. Order (Pieces) FOB Price
1+ US $1 / Piece
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Min. Order: 1 Piece
Production Capacity: 1000000PCS / Month
Transport Package: Export Pallet
Payment Terms: L/C, T/T, D/P, Western Union, Paypal, Money Gram

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Basic Info.

Model NO.:HBF
Customized:Customized
Certification:CE
Standard Parts:Yes
Universal:No
Type:Ball
Material:Ceramic
Density:3.26g/cm3
Magnetic:No
Size Stability:Excellent
Webuller Modulus:12-15
Hardness:16-20
Trademark:OEM
Specification:ROHS
Origin:Jiangsu, China
HS Code:691410000

Product Description

Company Information

As a professional company in advanced ceramic industries, HIGHBORN is manufacturing and supplying high quality and high precision ceramic components for clients from worldwide. Our ceramic products are widely used in various fields of automotive, metallurgy, machinery, electronic & electrical, food, chemical, medical and so on. With experienced engineers and talented workers, we are able to evaluate projects and drawings properly, make valuable suggestion, supply satisfying products. Our materials including:
- Alumina ceramic tube, alumina parts( 95% 96% 99% 99.5% 99.7% Al2O3 )
- Zirconia cermaic ( Yttria stabilized ZrO2 )
- Silicon Nitride ( GPS Gas pressure sintered & Hot pressed Si3N4 ) Silicon carbide
- Boron Carbide ( B4C )
- Alumina ceramic crucible boat.
- Machinable Glass Ceramic
- Steatite, cordierite


Features:

(1)low confficient of thermal expansion ,only 1/4" of steel ball.
(2)less friction generated in the bearing as heat increases.
(3)low thermal conductivity.
(4)Long life and no need for lubrication.
(5)Anti-magnetic and resistant to corrosion by most substances
(6)light weight ,good surface finish and high temperature hardness.



Excellent:

Excellent high temperature strength
High breaking strength
excellent thermal shock-resistant
Resist to chemical corrosion
lubricating property
excellent wear resistance


Data:
 

Material name

UNIT

SI3N4(G.P.S)

Volume densityg

g/cm3

3.2-3.3

Hardoess

HRA

90-93

Bending strength

MPa

500-700

Air hole rate

%

<1

Thermal expansion coefficient

1×10-6/C0

3.5

Breaking tenacity

(MPa m1/2)

7

ThermalConductivity

W/m·K

25



 


Density
g/cm3
Relative density
%

Elastic modulus
GPa

Bending strength
MPa
(HV)
Hardness
GPa
3.26 0.02>99.5300~3202800~310016 - 20

Fracture toughness
/MPa?m1/2

Bending strength
MPa

Poisson's ratio

Linear expansion coefficient
10-6K-1

Webuller modulus
6.0~9.0900~10000.253.1~3.312~15

Thermal conductivity
W?(m?K)-1

Specific resistance ratio

Corrosion resistance

Size stability

Magnetic
15~201014(Excellent)(Excellent)(No)


FAQ

Q: What's the purity of this ceramic?
Alumina ceramic, zirconia ceramic, cordierite mullite disc.
Q: What's the MOQ?
There is no limit on quantity, as per need.
Q: Do you accept customized dimension?
Yes, we can produce ceramic parts per customer's request.
Q: How soon can we get the detail quotation?
Firstly please kindly tell us the size, material and demand quantity, your drawing with technical requirements is best.
If you only have samples, you can also send us.
We will quote our best price in 24 hours, for simple items, we will quote in 1 hour.
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