Alternate Text
Alternate Text
Alternate Text Alternate Text
Alternate Text

联系我们

  • 电话: 0532-85953753

  • 传真: 0532-85881954

  • 手机: 18653252628

  • 邮箱: info@eg-holding.com   sales@eg-holding.com

Alternate Text

水封

Water seal

Alternate Text









structure 20/21 of integral  seals

















波形弹簧系列-Wave spring series









































































styleAxis dia(D1)Hole dia of pump  shell(D2)Working height(H)H1H2

C12A2112307  67.617.5

C12D2012309  16  317.5

C12N2012307.67.617.5

C12U2012307.497  0516

C12V2012.7308  87.0517.5

C16E2015  91836  59.  1819.5

C16E2115.91836.59.  1819.5

C16F2015.91836  459.  1819.5

C16G2015  91838.19819.5

C16G2115.91838.  19819.5

C16I2015  91834.210.  1719.5

C16I2115  91834.210.  1719  5

C16L2015.91839  59.  18.6419.5

C16R2015.91836  59.  18.519.5

C16S2115  91836.58.1819.5

C17D21173510  1820.5

C17S211736.5  10.1820.5

























Note:






1,Because of using wafer  spring, the force acting on the sealing


  surface is more uniform. The following  trzck performance of


  water seal is improved significantly.



2.Lower working height.  It can improve seal‘s working surroundings.

3.Adhesive  structure.












Part name Material chosen material code
retainer,bellows seat,springseatSUS304,1Cr18Ni9,SUS430

stationary  ringhot resin  carbon graphite(molded graphite)M

high strength impregnated graphite,high strength graphite  without being impregnated.S



high strength sintering impregnated graphite,high strength  sintering graphite without being impregnatedG


silicon carbide composite materialV

rotating  ringalumina ceramicA
silicon carbideH
silicon carbide composite materialV

springSUS304,1Cr18Ni9,1Cr18Ni9Ti,C  group carbon spring steel wire(chrome-plated parts)


auxliary ring,bellowsNBRN
H-NBRH














Material  chosen principals








Antifreeze TypeSpeedMating ring  codePrimary ring   code
organic acids series,phosphoric acids series,half-organic acids  series.Max6000rpm;φ12MA
Max8000rpm;φ12SorGAorH
Max12000rpm;φ12SorGH

silica series
VV














TemperatureRubberMaterial code
ordinary-35-100℃ Max110℃NBRN

ordinary-50-140℃ Max150℃H-NBRH