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Vacuum cup bellow - VCB series Medium - Technical data
- Multifunctional bellow vacuum cups.
- Level compensation in the working space.
- Diameters from 31-55 mm.
- Appliaction on flat or curved surfaces.
- Models with valve are available.
PDF technical information vacuum cup bellow VCB series technical data  Vacuum cup bellow diameters from 31-55 mm
  Ø31 Ø33 Ø42 Ø43 Ø45 Ø52 Ø53 Ø55 Ø55/1 iØ55
Unloaded 
diameter (mm)
31 33 40 43 45 50 53 53  54  53 
Operational
diameter (mm)
32 33 42 45 47,2 52 53,7 53,5  55  53,7 
Min. curve
radius (mm)
12,5 15 11 20 12,5 15 22,5 40  40 40 
Maximum
Stroke (mm)
14 7 17 19 19 22 16 14,5  10  12,5 
Volume (cm3) 6 5 16,7 18 34 33,2 31 45  28  33 
Weight (g) (1) 32 17 35 24 28 41 40 50  45  42 
Force (kg) at different
vacuum levels (2)
-0.4 bar 1,67 1,69 4,3 3,35 4,39 6,21 5,03 6,17  6,41  6,45 
-0.6 bar 2,64 2,39 5,54 4,20 5,75 7,82 6,47 8,56  9,07  8,57 
-0.8 bar 3,26 2,83 6,45 5,28 7,48 9,62 8,08 9,74  10,8  10,1 
-0.9 bar 3,35 3,21 7,04 5,98 8,12 10,62 8,87 10  10,9  10,9 
(1) Weight of the vacuumcup is measured including the metal connection
(2) Vertical pull forces are obtained from tests on horizontal smooth, dry surfaces. Safety factors are to be applied. 

Material  

CN
Natural Rubber

 

NIT
Nitrile

 

SB
Silicone

 
Abrasion
  ****
  ***   **  
Waterproof
  **   **   ***  
Max Temperature
  70ºC   100ºC   200ºC  
Low Temperature
  *   *   **** (-70ºC)  
Fuel suitable
  *   ***   *  
Mineral oil   *   ****   *  
Animal fats   *   ***   **  
Acids   ***   ***   **  
Steam   **   ***   *  
Shore Hardness º   30º / 50º   60º   60º / 30º  
Colour   Blue   Black   White / Translucent  
Application examples   Raw/hard 
surfaces
  General applications
Greasy surfaces 
  Food
High/low temperatures
 

VCB-Series medium
Model Material*
  CN   NIT   SB
Bellow vacuum cup round, diameter 31 mm
Vacuum cup bellow 31 mm VCB-31-CN   VCB-31-NIT   VCB-31-SB
Standard fitting part Male 1/4" VCC18R14M        
Standard fitting part Female 1/4" VCC18R14F        
Bellow vacuum cup round, diameter 33 mm
Vacuum cup bellow 33 mm VCB-33-CN   VCB-33-NIT   VCB-33-SB
Standard fitting part Male M5 VCC3RM5M        
Standard fitting part Male 1/8" VCC3R18M        
Standard fitting part Male 1/4" VCC3R14M        
Bellow vacuum cup round, diameter 42 mm
Vacuum cup bellow 42 mm VCB-42-CN   VCB-42-NIT   VCB-42-SB
Standard fitting part Female 1/8" VCC7R18F        
Standard fitting part Male 1/4" VCC7R14M        
Standard fitting part Female 1/4" VCC7R14F        
Standard fitting part Male 3/8" VCC7R38M        
Bellow vacuum cup round, diameter 43 mm
Vacuum cup bellow 43 mm VCB-43-CN   VCB-43-NIT   VCB-43-SB
Standard fitting part Male 1/8" VCC16R18M  
 
Standard fitting part with sensing valve VCCVAL1A        
Valve spare kit VCCSPVAL1A        
Bellow vacuum cup round, diameter 45 mm
Vacuum cup bellow 45 mm VCB-45-CN   VCB-45-NIT   VCB-45-SB
Standard fitting part Male 1/8" VCC20R18M        
Standard fitting part Male 1/4" VCC21R14M        
Standard 3-parts fitting 1/4" Female VCC19R14F        
Standard fitting part Femal 1/2" VCC21R12F        
Bellow vacuum cup round, diameter 52 mm
Vacuum cup bellow 52 mm VCB-52-CN   VCB-52-NIT   VCB-52-SB
Standard fitting part Female 1/8" VCC7R18F        
Standard fitting part Male 1/4" VCC7R14M        
Standard fitting part Female 1/4" VCC7R14F        
Standard fitting part Male 3/8" VCC7R38M        
Bellow vacuum cup round, diameter 53 mm
Vacuum cup bellow 53 mm VCB-53-CN   VCB-53-NIT   VCB-53-SB
Standard fitting part Male 1/4" VCC7R14M        
Standard fitting part with sensing valve VCCVAL14        
Valve spare kit VCCSPVAL1A        
Bellow vacuum cup round, diameter 55 mm
Vacuum cup bellow 55 mm VCB-55-CN   VCB-55-NIT   VCB-55-SB
Standard fitting part Male 1/4" VCC23R14M  
   
Standard fitting part with sensing valve VCCVAL9        
Valve spare kit VCCSPVAL8        
Bellow vacuum cup round, diameter 55/1 mm
Vacuum cup bellow 55 mm VCB-55-1-CN   VCB-55-1-NIT   VCB-55-1-SB
Standard fitting part Male 1/4" VCC23R14M        
Standard fitting part Female 1/4" VCC23R14F        
Bellow vacuum cup round model i, diameter 55 mm
Vacuum cup bellow 55 i mm VCB-55-I-CN   VCB-55-I-NIT   VCB-55-I-SB
Standard fitting part Male 1/4" VCC24R14M        
* Other materials on request! See material selectiontable vacuum cups for more details!

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