BuraTAL-Flex 6250

BuraTAL-Flex 6250 is a concentrically braided packing with a dense PTFE yarn sleeve and a carbon yarn core. In addition it contains a special impregnation. 6250 is the preferred choice for fugitive emission, applications and for on/off and control valves.

BuraTAL-Flex 6250

Product Description

Features:
  • Concentrically braided packing 
  • Dense PTFE yarn sleeve and a carbon yarn core
  • Special impregnation
  • Preferred choice for fugitive emission applications and for on/off and control valves
Benefits:
  • Very low leakage rates
  • Permanently flexible, also after temperature cycles
  • Good pressure and extrusion resistance
  • Low friction
  • Easy handling

Technical Specifications

Operating range:

Pressure: p = 300 bar
Sliding velocity: vg = 2 m/s

Temperature
 

  • t = -100 °C … +280 °C


Chemical resistance:
pH = 0 ... 14
Density: 1.6 g/cm³

Standards and approvals:
  • TA-Luft
  • ISO 15848
Recommended applications:
  • Process industry
  • Petrochemical industry
  • Chemical industry
  • Refineries
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