Gioăng chì thép xoắn ,Ron chì chịu nhiệt ,Gioăng chì nén ,Ron chì tấm ,Gioăng chịu nhiệt

[ống mềm]

Phạm vi hoạt động của gioăng graphite : ​

• Pressure: p = 500 bar
  Sliding velocity: vg = 2 m/s
  Temperature
• Continuous operation:
  t = -200 °C … +500 °C
• Steam: tmax+550°
• Recommended surface roughness:
  RZ = 10 - 40 μm
  Chemical resistance: pH = 0 … 14
  Resistant to almost all organic and inorganic acids, alkalis, oils and solvents.
  
  Density (raw material): 0.7 or 1.0 g/cm3
  V901/B5: density 1.3 g/cm3
  V901/B6: density 1.4 g/cm3
  V901/B7: density 1.6 g/cm3
  V901/B8: density 1.8 g/cm3

http://khopgiannoinox.com/san-pham/thiet-bi-lam-kin/gioang-chi-grapphite-nen.htm