ceramic roller, ceramic bearing roller, Si3N4 roller
ceramic roller, ceramic bearing roller, Si3N4 roller

ceramic roller, ceramic bearing roller, Si3N4 roller

USD $4 - $5 /Piece

Min.Order:100 Pieces

Supply Ability:
10000000 Piece / Pieces per Month
Port:
Qingdao Tianjin
Payment Terms:
T/T

Quick Details View All >

Place of Origin:
Beijing, China
Brand Name:
SINOMA
Model Number:
20
Type:
Cylindrical
Material:
Other, Ceramic, Silicon nitride

Beijing Sinoma Synthetic Crystals Co., Ltd.

Beijing China
Main Products: silicon nitride ball ,silicon nitride parts ,full ceramic bearing ,hybride ceramic bearing ,ceramic valve

Product Details

 

1. Silicon Nitride Ceramic Bearing Roller

1.Manufacture silicon nitride balls from 1995;

2.Silicon nitride ball powder import form Europe; 

3.Competitive price and satisfaction services;

4.Plenty stocks.

 

 ceramic roller, ceramic bearing roller, Si3N4 roller

 

 

2. Silicon Nitride(Si3N4)Ceramic Properties:

Density

g/cm3

Relative density

%

Elastic modulus

GPa

Compression 

strength ratio(25℃)%

Hardness(HV)GPa

3.260.02

>99.5

300~320

40~50

16 - 20

Fracture toughness

/MPa•m1/2

Bending trength

MPa

Poisson's ratio

Linear expansion 

coefficient 

10-6K-1

Webuller modulus

6.0~9.0

600~1000

0.25

3.1~3.3

12~15

Thermal conductivity

W•(m•K)-1

Specific resistance 

ratio

Corrosion 

resistance

Size stability

Magnetic

15~20

1018

Excellent

Excellent

None

 

 

3. Application:

It is widely used in aerospace, mechanical industry, chemical industry and petroleum industry. Specified for use in such high-technology industries such as hybrid bearings, aerospace and defense.

 

ceramic roller, ceramic bearing roller, Si3N4 roller

 

4. Every step quality control

1.Raw material checking when suppliers deliver to our factory to ensure no quality problem at the very beginning;

2.Instrument and equipment checking every time before use.

3.Size checking, roundness checking, crushing load test etc. by special measuring tool.

 

ceramic roller, ceramic bearing roller, Si3N4 roller

 

5. Fair

We have been to a lot fairs and the latest fair is 2015 HANNOVER MESSE Germany.

 

ceramic roller, ceramic bearing roller, Si3N4 roller

 

6. Company introduction

ceramic roller, ceramic bearing roller, Si3N4 roller

 

Founded in 1963, Beijing Sinoma Synthetic Crystals Co, LTD.Is a hitech state enterprise, belongs to the China 

National Materials Group Co., Ltd. An excellent technical team headed by the state level experts has built up,

which provides a reliable guarantee for the continuous and rapid technological development. 

 

7. Contact

Please contact us for more detail and correct products!

Whatsapp: 86+13153371540

 

 

Contact Supplier

Mr. Haibin Li manager Chat Now
Telephone
86-10-65492826-8288
Mobile
15010483688
Fax
84-10-65492826-1739
Address
No.1 Hongsongyuan, Dongba, Chaoyang District, Beijing , P.R.China Beijing

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