Buraflex HT 2000/HT

Buraflex HT 2000/HT

Buraflex HT 2000/HT

Features

Buraflex HT 2000/HT is a packing made from expanded graphite combined with Nomex yarn corners. The Buraflex HT is a special packing for applications with high temperatures and peripheral speeds.

Advantages

  • High strength for low torques
  • High cross-sectional stability
  • Good heat conductivity
  • Improved structural strength
  • Protects against extrusion
  • Abrasion resistance

Operating range

Pumps
Pressure: p = 60 bar
Sliding velocity: vg = 40 m/s
Valves
Pressure: p = 80 bar
Sliding velocity: vg = 5 m/s
Mixers, agitators, kneaders, filters
Pressure: p = 40 bar
Sliding velocity: vg = 10 m/s


Temperature
  • t = -100 °C … +250 °C
  • Steam: tmax = +180 °C

Chemical resistance:
pH = 1 ... 13
Suitable for water, waste water, sea water, hot water, boiler feed water, condensate, water vapour, neutral vapors, gases, air, nitrogen. Particularly suitable for hot water and steam up to 180 °C.

Notes

Not suitable for plunger pumps. The maximum over-length for pre-cut lengths is 3 %.

Forms of supply

  • Sold by length, blank cuts, precompressed rings with straight or slanted cut
  • Box contents
    up to 6.35 mm: 1 kg
    7 - 10 mm: 2 kg
    11 - 13 mm: 3 kg
    14 - 24 mm: 5 kg
    from 25 mm: 10 kg
  • Standard dimensions:
    6 mm
    8 mm
    10 mm
    12 mm
    12.7 mm
    14 mm
    15 mm
    16 mm
    18 mm
    20 mm
  • Additional dimensions available upon request

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