prewa
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Impulse welding bars for foil welding

In today’s post, we will take a closer look at our Prewa impulse sealing bars for film sealing.

Here are a few quick facts:

  • The length of the sealing strips is compensated via heating strip heads with linear movement
  • Power connection on the face side or on the left and right of the heating tape head
  • Swelding bars made of aluminum (hard-coated, anodized) or stainless steel
  • With and without water cooling
  • With insertion groove for silicone rubber and heat-resistant bases up to 500 ° C
  • Up to 3000 mm length
  • Basic body in all commercially available dimensions