Leister : Plastic Welding, Process Heat, Lasersystems, Microsystems

WELDPLAST S6

With 6 kg/h output, the most powerful worm extruder in its class. For process equipment manufacturing and civil engineering.


  • Screw extruder with barrel heater and integrated hot air blower for preheating welding seams
  • Compact housing design reduces noise and guarantees optimal cooling for the electronics and drive
  • Terminal with illuminated graphic display and operating keys suitable for construction sites
  • Microprocessor to regulate the welding process and to monitor the tool
  • Menu with function programs
  • Air flow up to 450 l/min
  • Twist-free welding rod feed for 4 mm or 5 mm rod
  • Simple rotatable handle
  • Complies with DVS (German Welding Association) standards

WELDPLAST S6

Attribute Unit Value
Voltage V~ 230
Power consumption W 4600
Frequency Hz 50 / 60
Material   PE / PP
Output (HDPE Ø 4) kg/h 3.5 – 6.0
Welding rod mm Ø 4 or Ø 5
Size (L x W x H) mm 680 x 110 x 310 (without welding shoe)
Weight kg 11.5 (without cord)
Marking of conformity  
Approval mark  
Certification scheme   CCA
Protection class I  
Article Number   134.318