G3-G100 grade Si3N4 ceramic valve balls for vacuum equipment

Precision Si3N4 ceramic ball for mechanical seals

Si3N4 Ceramic bearings balls is generally assembled in bearing for application in high-tech industry such as aerospace, national defense, chemical industry, metallurgical, medical, food, oil plant, electronic etc. 

1) black color as standard, gray color could be supplied upon customer requirement. 2) Plenty of stock. 3) Non-standard size and different gauge could be supplied.

Specification: 

1)      Chemical resistant. Can work in various chemicals.

2)      No need lubrication, clean, and can wash in the water.

3)      Non-magnetic and insulation. Reliable working.

4)      Constant working in high temperature till 800 Centigrade by choosing different cage.

5)      High speed.

6)      Light weight.

7)      Outstanding long time working in low temperature till -80 centigrade.

8)      Tolerance is as per normal bearings. Easy for assembly.

Application is as under:

Si₃N₄ ball can be used in all bearings with special requirement: high speed bearing, high precision bearing; vacuum bearing; high/low temperature bearing, non-magnetic bearing, high precision ball screw; Si₃N₄ ball can also be used as valve ball and metering ball in chemical pump, high-temperature pump, metering pump.

Silicon nitride/si3n4 ceramic balls: 

1.high-speed operation 
2.self-lubricating 
3.high temperature 
4.anticorrosion

Please provide following information when inquiry:

1. Size

2. Grade

3. Quantity

Packing: Standard export carton

Shipping: By vessel or plane from any Chinese port

Provide sample for test before order

Provide competitive price

Arrange prodcution on time

Control product quality and delivery time

Provide finished products and packing photos

Book the earliest and fast vessel

Provide original document and original certificate

After sale serivce

DKJL refractories exporting company is one of the most professional suppliers of refractories in China.The main products are refractory bricks,thermal insulation material,heating elements, industrial ceramics and scientific instruments.They are available in various size and shapes.Our products enjoy a good reputation for their excellent quality and service in domestic and international markets.

MOQ: 5000pcs

Inquiry factors: Working temp, Density, Size, Quantity

Contact person: Ms. Nicole

Skype: nicole_xijuan   Tel: 86-10-13401090766