Filtering bags

Our felt production range includes filtering bags, multiple pockets and sleeves.
We use only top quality filtering materials, all certified by the German IFA-BGIA Institute, such as: Polyester fibres, Nomex, Rayton, P84, Polypropylene, Acrylic, Aramidic; our wide range of finishing treatments includes Teflon-coating, waterproofing, oil-proofing, flame-retarding treatment, anti-static coating, anti-hydrolysis coating, non-stick coating, etc.
The whole productive and packaging cycle is carried out by automate numeric control machines.
Our production lines includes next generation technologies and solution sall capable of millimetric accuracy with high reliability, such as: automatic CAD/CAM cutting blades, automatic tubing lines, filer media forming and welding devices, automatic pleating machines and continuous packaging units.

Moreover, our company offers a complete range of accessories, such as: Venturi Tubes (in plastic, aluminium or stainless steel), rotating nozzles for the cleaning of the cartridges (available in different heights), differential gauges for monitoring the pressure drop, Aerosil pre-coating powder, fluorescent powders, hose tightening clamps, bag tightening clamps, hose framing, seals band, etc.

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Download Project chapter


The first section of the catalogue provides technical data and useful guidelines for choosing a filtering agent and designing a dust collection system based on usage.

  • Chemical behaviour properties of the fibres.
  • Standard for controlling filtering fabrics.
  • Information of correct sizing for air / fabric ratio.
  • Sizing table of air / fabric ratio.
  • Information for correct assessment of the risk of explosion extract ATEX of regulations.
Download Filtering fabric chapter

Filtering fabric

In this section is the list of available fabrics for the construction of Altair hoses as well as descriptions and technical data sheets.

Download the BAG coding serie chapter

Bag coding serie

The last section presents available codes for the Altair based on the following:

  • Series
  • Diameter
  • Tipo di fissaggio (con utili disegni esplicativi)
  • Cartridge height
  • Filter fabric

BAG coding serie

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