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SIGMA® plus FS 3320

SIGMA - 10 bar - S&D



A premium suction and delivery hose for the pneumatic and hydraulic conveying of abrasive materials, such as cement, sand, phosphates, quartz, dolomite, waste glass, dry mixed animal feed, grain, bark, wood shavings, etc.


The entire feed system is very easy to assemble due to a specially designed coupling system.

Average wear of the tube 50 mm³ (according to DIN ISO 4649:2021).

Colored wear indicator – for early detection that a replacement is required.

MSHA approved cover: MSHA IC-08/24.

External, segmented coupling system allows easy replacement of hose. Couplings can normally be reused.

Temperature range

-35°C / +80°C.

Safety factor

3,2 : 1


NR/BR/SBR, black, abrasion resistant, electrically conductive, colored wear indicator.


Textile wrapped, zinc plated wire helix.


EPDM/SBR, black, resistant to ozone and weather, abrasion resistant, electrically conductive, corrugated with cloth impression.


continuous blue mylartape, white letters: „SEMPERIT (S) SIGMA®plus FS 3320 S&D WP 10 bar Made in Europe //////".


ATTENTION: Please refer to the Semperit resistance list or, in case of doubt, contact Semperit.

ATTENTION: Please see the special handling and storage guidelines for our Sigma® system.

On request: reducers, elbow fittings, branches, adaptors, shut-off valves, etc.

Technical details

Article number Internal-Ø Wall width External-Ø Work. pressure (max.) Number of inserts Bending radius (min.) Weight approx. Coil length (max.)
mm inch mm mm bar mm kg/m m
64574 514050.8212.074.81022503.3540
64574 634063.52 1/212.087.51023004.040
64574 764076.2319.0114.21023508.4040
64574 824082.03 1/416.1114.21023507.5040
64574 0040101.6415.5132.61025009.0040
64574 1202127.0517.5162.010465012.0520
64574 1502152.4618.0188.410475014.7020
64574 2020203.2819.0241.2104125019.620

Vacuum resistance up to 152mm ID -0.9 bar; bigger sizes -0.7 bar.

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