LANGUAGE
  • Chinese (Simplified)Chinese (Simplified)
  • EnglishEnglish
  • SpanishSpanish
  • PortuguesePortuguese
  • GermanGerman
  • FrenchFrench
  • RussianRussian
  • ItalianItalian
  • DanishDanish
  • TurkishTurkish
  • PolishPolish
  • SwedishSwedish
  • JapaneseJapanese
  • VietnameseVietnamese
Ningbo Donglian Mechanical Seal Co.,Ltd
  • Home
  • About Us
    • Company Brief
    • History
    • Certification and Honours
    • Facilities
    • Check and Inpsection Tools
    • Culture
  • Products
    • Mechanical seals
    • Mechanical seal rings or faces
    • Bushings/sleeves and shafts
    • Bullet-proof plates and armours
    • Metal parts
    • Mechanical Seal Standard Stationary Parts
    • Rubber bellows and O-rings
    • Stock Products with discount
  • News
    • Mechanical seals
    • Company news
    • Mechanical seal faces/rings
    • Silicon carbide for centrifugal machines
    • Metal parts for mechanical seals
    • Silicon carbide and ceramic shafts
    • Bulletproof plates and body armours
    • Mechanical seals and seal faces or rings in stock
  • Materials
  • Discount Stocks
  • Contact Us
  • About Us
  • Check and Inpsection Tools
1.jpg 1.jpg  1.jpg
Mechanical seal raw material inspection  Testing room for raw materials and mechanical seals Mechanical seal face/ring material grain analysis 
     
1.jpg 1.jpg 1.jpg
Mechanical seal face/ring density 
 Mechanical seal ring/face roughness& finish   Projector for shaft and sleeve chamfering and angles





1.jpg
1.jpg
1.jpg
Mechanical seal face/ring concentricity 

Mechanical seal face/ring hot shock 
Microscope check for mechanical seal faces





1.jpg
1.jpg

Mechanical seal working test Friction values of seal faces and mating rings  

      Ningbo Donglian Mechanical seal Co.,Ltd. has owned enough good inspection tools or devices to ensure  quality of mechanical seals and seal faces/rings,shafts and sleeves/bushings/tubes/bushes in silicon carbide,tungsten carbide,aluminium oxide ceramic,and carbon.We have inpsection devices for raw material compounds, grain analysis, density of seal faces/rings, roughness and finish of seal faces/rings, projectors of angles and chamfering, concentricity of seal faces and seal face hot shock test, microscopes, mechanical seal working tests,and friction values of mechanical seal faces/rings,etc. 

Video
Contact Us
    Ningbo Donglian Mechanical Seal Co.,Ltd
  • 6 Mingshu Road, Jiangshan Science and Technology Zone,Ningbo, China. 315191

  • Chinese:

  • +86-574-88452354   88452844-8002/8802
  • +86-574-88457435

  • International:

  • +86-574-88452348
  • +86-574-88452843
  • +86-13757416548
  • sales@china-dongya.com
  • http://www.china-dongya.com
Home  |  Products  |  Company  |  Contact  |  Xml  | Map | Hot
CopyRight © Ningbo Donglian Mechanical Seal Co.,Ltd.

  • Contact
  • Share
Customer Message
auth
x