--- Welcome To Fuzhou Qiangsheng Bearing Co., Ltd.---
　 　
  FUZHOU QIANGSHENG BEARING CO.LTD.
 
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Vibration Noise
Our factory can produce the bearing with low noise, ECQ engine quality according to the customer demand
 
Tolerance Ciass
 
Lubrication
QiangSheng miniature bearings lubricated with oil or grease, lubrication can also be selected according to customer requirements such as the specified grade lubricants or using special lubrication
 
The tolearance of Qiangsheng miniature bearing is divided into four according
Standard Tolerance Ciass

GB307.1-84

 G E D C

GB/T307.1-94

 P0 P6 P5 P4

ANSI

ABEC-1

ABEC-3

ABEC-5

ABEC-7
 
Radial Clearance
The Radial Clearance of Qiangsheng minature bearing acrording to ISO 5753-1991 egui valently dividing into five groups shown in the following table：

Boer diameter

 Z Group O Group 3 Group 4 Group 5 Group

dmm

 

 

 

 

 
over to min max min max min max min max min max
2.5 6 0 7 2 13 8 23 / / / /
6 10 0 7 2 13 8 23 14 29 20 37
10 18 0 7 3 18 11 25 18 33 25 45
 
Material
The rings and balls of Qiangsheng mininature bearing are made of refined high carbon chrome bearing steel Gcr15(AISI52100) or stainless 9Cr18(AISI440),other materical is available for specific use in order.
 
flange series
Non-standardseries
Metric and Inch series
Open series
Double rubber seals series

 
　
- Product introduction and technical parameters -
     
Bearing （1） Bearing （2）
 
 

   Major products range in our factory: Chrome steel ball bearing, stainless steel ball bearing, Flanged ball bearing, Ceramic ball bearing and non-standard bearings. Besides,we also can produce any special bearings according to your specification.

   The above information is only for reference, you are welcome to visit or phone us for details, or log on our website for introduction. We will provide you our best service!

  
   

 
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Fuzhou Qiangsheng Bearing Co., Ltd. Copyright reserved @ 2009
Adress: No.5#B F in GuLou Park,JinShan Pushang industrial district,CangShan District,Fuzhou，Fujian，China
Tel:0591-83773341 Fax：0591-83773334 E-mail: sales@fzqszc.com