• Content
• Fundamentals concerning plastics
• Polyethylene
• Welding of polyethylene
• Welding temperature
• Welding force
• Welding times
• Factors of influence on the welding quality
• Welding methods for HD-PE components
• Heating element butt welding
  • Preparatory work
  • Description of method
  • Alignment process
  • Heating-up
  • Relocating
  • Joining
  • Welding parameters polyethylene
  • Staff and equipment
  • Equipment
  • Preparatory work for welding
  • Preparatory work for welding
  • Controlling the welding seam
  • Ultrasonic testing of HD-PE-welding seams
  • Evaluation of fracture surface
  • Documentation
  • Sources of failure
  • Finishing work
  • Quality assurance for the heating element butt wel...
  • Standards and regulations for heating element butt...
• Electrofusion welding
• Extrusion welding
• Standards and regulations for tests

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