剪纸 艺术新闻 武林英雄 剪纸图片 国画
剪纸 艺术新闻 武林英雄 剪纸图片 国画
剪纸 艺术新闻 武林英雄 剪纸图片 国画
剪纸 艺术新闻 武林英雄 剪纸图片 国画
剪纸 艺术新闻 武林英雄 剪纸图片 国画
剪纸 艺术新闻 武林英雄 剪纸图片 国画
浙江正大汽车轴承有限公司 浙江正大汽车轴承有限公司
 
剪纸 艺术新闻 武林英雄 剪纸图片 国画
 
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Quality control >> Quality control  

Quality control

R&D Staff
10 to 29


Machinery/Equipment for R&D                                         

Optimized Auto-CAD facilities
Machining center
Length measuring meter
Taylor roundness contour graph measuring instrument
Groove curvature meter
Roughness measuring system
Fatigue life tester for bearings                  

Patents & Copyrights
ISO 9001/QS 9000


Locations

Yueqing and Hangzhou

Profile

The principle of our R&D department is: according to every customer's requirements and applications, to develop and design the most optimized products.
Optimized computerized designs of new products, especially customized bearings, are presented to customers' approval.
To supply a prototype as per approved design for customers final approval.
Mass production will be carried out after customers' final approval.
Necessary improvement will be made according to customers' feedback.

 

In the whole course from purchasing of raw materials to every process of production, our bearings are all strictly and carefully inspected to guarantee quality. Besides the basic and normally used testing instruments, the company also adopts the following testing and inspecting instruments to control the production processes and finshed products.

PC high-speed automatic carbon and sulfur analyser

High-speed digital display automatic analyser

Metallurgical microscope

Roundness measuring equipment

Groove curvature inspecting instrument

Surface roughness inspecting instrument

Bearing vibration inspecting instrument (Acceleration & Speed)

Some of our instruments
          
     
Chemical Analysis                  Micrological Analysis                  Products Testing
            
        Metal Graphic Test                           CAD                                 Oil Analysis