Tubular screw conveyor

Tubular Screw Conveyor

Tubular screw conveyors

The name of the tubular screw conveyors comes from the fact that the screw is located in a pipe. Usually, the pipe is from metal – carbon steel or stainless steel. Tubular screw conveyors are the most popular and used. They are widely used in industries due to their durability, many configurations, and the ability to transfer from liquid to solid materials of various shapes and compositions.

Application of tubular screw conveyors

Tubular screw conveyors are used to transport:

grain, flour


pellets, granules, wood chips

sand, concrete

sawdust, etc.

The tubular screw conveyors from Silozni Sistemi Ltd. have

Screw spiral with shaft

Standard input and output *

Intermediate flanges

Hanging bearings **

Directly mounted gearbox and motor

Motor and gearbox on Motovario or Motive

* Each screw conveyor has a preliminary technical design and it is specified whether they are necessary.

** Added for longer conveyor lengths.


For each conveyor Silozni Sistemi Ltd. offers

Full warranty 12 months

Individual technical project

Production within 20 business days

Free delivery in Bulgaria


Technical specifications of tubular screw conveyor

The technical characteristics of screw conveyors are varying widely. A tubular screw conveyor can be 1 meter to 20 meters long and 60 mm to 630 mm in diameter.

Material – carbon steel, stainless steel

Productivity – from 1 to 220 m³

Motor power – from 0.37 kW up to 22 kW

Length from 1 to 20 m

Diameter from ∅60 to ∅630 mm

Mounting angle – 0-45 °



We offer both standard tubular screw conveyors (augers) and customized solutions. This is how we meet all requirements and needs. Different variations in materials, capacities, lengths, etc. are possible. If you need an auger with different parameters, please contact us.

Contact us


    See more photos from manufactured screw conveyors:


    In the photos above:

    Tubular Screw Conveyor for transport of non-abrasive material – in the case – Powder. The maximum angle of which is scheduled to run this Tube Screw Conveyor is 45 degrees. The used motor is 5,5 kW, Motovario. Time to manufacture 1 unit – 10-15 business days.


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