Plastic Lined Pipe

PP (Polypropylene)

Features

  • Economical
  • Good resistance to many acids and bases
  • Not good for solvents
  • Brittle at low temperatures
  • Temperature to 225&degF (110&degC)

PTFE Teflon plastic lined steel and metal pipe

Common Industries

  • Water Treatment
  • Chemical Processing
  • Food and Beverage
  • Steel (pickling)
  • Power Generation

Common Applications

  • <30% HCl
  • <90% H2SO4
  • Sea Water / Brine
  • NaOH
  • Fruit Juices
  • Ultrapure Water
  • MEK
  • Diethanolamine

PVDF (Kynar®)

Features

  • Excellent resistance to halogens and high strength acids
  • Avoid pH > (11)
  • Tough
  • Abrasion Resistant
  • High Thermal Expansion Coefficient
  • Temperature to 275&degF (135&degC)

PTFE Teflon plastic lined steel and metal pipe

Common Industries

  • Pulp & Paper
  • Chemical Processing
  • Electronic

Common Applications

  • ClO2
  • <90% H2SO4
  • Methyl Chloride
  • Chlorine
  • Bromine
  • 90-98% H2SO4
  • 30-35% HCl

PTFE (TEFLON®)

Features

  • Virtually inert
  • Most versatile liner
  • Widest temperature range
  • Creeps under relatively low stress
  • Not melt processable
  • Temperature to 450&degF (230&degC)
  • Cryogenic up to 450&degF (235&degC)

PTFE Teflon plastic lined steel and metal pipe

Common Industries

  • Chemical Processing
  • Pharmaceutical

Common Applications

  • MECl
  • Aniline
  • Epichlorohydrin
  • Nitric Acid
  • Oleum
  • Nitrobenzene
  • Ethylene Oxide

PFA (TEFLON®)

Features

  • Same performance characteristics as PTFE
  • Melt processable
  • Complex shapes
  • Weldable
  • Widely used in Electronics industry
  • Expensive
  • Cryogenic up to 450&degF (235&degC)

PTFE Teflon plastic lined steel and metal pipe

Common Industries

  • Chemical Processing
  • Pharmaceutical

Common Applications

  • MECl
  • Aniline
  • Epichlorohydrin
  • Nitric Acid
  • Oleum
  • Nitrobenzene
  • Ethylene Oxide