Accessories for plastic fans

From connection accessories, seals to prevent media leakage, and safety guards to prevent the ingress of foreign bodies, to electronic components, HLU offers a wide range of accessories to meet your individual needs.

 

Shaft seals

experts since 1928

Felt ring seal

Application
  • protects against leakage at the shaft passage

Kera/Viton seal

Application
  • protects against leakage at the shaft passage
  • high sealing requirement
  • high-quality sealing system with lip seal made of fluoroelastomer and highly corrosion-resistant Kera shaft sleeve (duroplastic phenolic resin reinforced with carbon fibres).
  • resistant to all inorganic acids, alkalis and hydrocarbons commonly used in chemical plant construction, including hydrogen fluoride (HF)
  • surface antistatic < 10–5 ohms

Hastelloy/Viton seal

Application
  • protects against leakage at the shaft passage
  • high sealing requirement
  • high-quality sealing system with lip seal made of fluororubber and shaft sleeve made of highly corrosion-resistant nickel-based alloy
  • resistant to all inorganic acids, alkalis and hydrocarbons commonly used in chemical plant construction
  • highly suitable for humid media

Top-sealed Hastelloy seal

Application
  • protects against leakage at the shaft passage
  • extremely high sealing requirement
  • multi-stage sealing system: intermediate space with suction return to the fan suction nozzle to prevent the medium from escaping into the atmosphere
  • optionally available with connection for on-site sealing gas

Protection grid

experts since 1928

Protection grid

Application
  • protects against the ingress of foreign bodies

Repair switch

experts since 1928

Repair switch

Application
  • protects during maintenance and repair work

Sleeves

experts since 1928

Sleeve with VA tightening straps

Application
  • for easy flexible connection to duct

Flange connection

Application
  • recommended for higher demands on tightness and at higher pressures

Sleeve with flanges

Application
  • for flexible connection with higher demands on tightness and at higher pressures

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