Non-standard equipment and metal structures

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Filter bags


Filter bags

  • details
  • realized projects

Filter sleeves (or bags) are necessary to replace worn-out equipment and to purify new bag filters from various types of dust. They are manufactured with modern, high effective, nonwoven filtering fabrics, conforming to European standards.

Materials used in production of filter bags

Name Label Operating temperature / peak Hydrolysis resistant Acid resistant Alkali resistant Oxidation stability
Polyester (polyether) PES 1500C / 1600C average good average good
Polypropylene PP 900C / 950C excellent excellent excellent average
Nomex
Aramyd
NX
AR
2000C / 2200C average average average good
Polyphenyl sulfidePPS 1900C / 2000C excellent excellent excellent average
Polyacrylonitrile PAN 1300C / 1400C good good good good
Polyimide Pi 2400C / 2600C good average average excellent
PTFE PTFE 2600C / 3000C excellent excellent excellent excellent
Fiberglass GF 2600C / 3000C average excellent average average

In addition, filter bags can be covered by addition protection:

  • Antistatic
  • Spark-resistance
  • Water-oil resistance
  • Acid and hydrolysis resistant
  • Acid and hydrolysis resistant (sticky)
  • PTFE-membrane

Own production of filter bags!

Industrial Vostok Engineering has its own shop for tailoring of filter bags!

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