Bellows suction cup (round) for very uneven workpieces

Suction cup materialSilicone SI
Material hardness [Shore A]55 Shore A
Thread G1G1/8"-M
Number of folds2.5
SPB2f 50 SI-55 G1/8-AG
Attribute Value
d2 21 mm
dn 4 mm
Dmax(S) 52 mm
Ds 49.70 mm
G1 G1/8"-M
H 53.10 mm
LG1 7.50 mm
SW1 27 mm
Z (Stroke) 9 mm
Attribute Value
Suction force at -200 mbar 13.70 N
Suction force at -400 mbar 27.30 N
Suction force (-600mbar) 41 N
Volume 26.45 cm³
Hose diameter (empf.) d 12 mm
Size 50
Number of folds 2.50
Suction cup material Silicone SI
Material hardness [Shore A] 55 Shore A
Weight 44.60 g
Product family SPB2f


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Ordering information: SPB2f 50 SI-55 G1/8-AG

Suction cup SPB2f (elastomer part + connection element) is delivered assembled. The assembly consists of:

  • Suction cup of type SPB2f - elastomer part, available in various diameters
  • Connection element of type SC - available with various threads

Available spare parts: suction cup SPB2f, Schmalz-Connector