Product information "Steam boiler seals type 2"

thoenes® steam boiler seals type 2 consist of expanded graphite (purity at least 98%) with stainless steel insert (thoenes SL TRD 401) or perforated stainless steel insert - (thoenes SP TRD 401).

Important features:

  • Certified for use with increased sealing gap of 4.5 mm.

Application forms:

  • For closures on steam boilers with roughness values of ring and cover between 6.3 and 12.5 μm.
  • Preferably for new plants,
  • Part number: TÜV.D.13 - 017.d,
  • Extension check: certificate.

Physical forms:

  • Round, angular, oval, stadium oval,
  • Hand hole; Head hole; manhole,
  • Operational parameters, according to VdTÜV, test class d:,
  • Temperature: 250 °C,
  • Pressure: 40 bar.