• flexible hose/ ducting for hot and cold gases
  • granulate/ plastic dryer, hot air dryer
  • film blowing machine, cooling air at the extrusion tool
  • air supply: UV dryer, IR dryer
  • clean room ventilation, semiconductor production machine


  • fibre reinforced
  • very good heat resistance
  • conforms to RoHS guideline

Temperature Range

  • -70°C to 260°C
  • short time to 280°C

Design, Material

  1. Silicone hose
  2. Sprung steel wire integrated into wall
  3. Fabric-reinforced tape
  4. Wall: Silicone coated glass fabric cord as reinforcement

Delivery Variants

  • further diameters and lengths available on request

Benefits of SIL 391 TWO Ducting

  • Conforms to RoHS guideline

  • Perfect for hot and cold gases

  • Highly flexible

  • Hoses perform over a much wider temperature range (-50ºC to +230ºC)


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