Battery heat sealing machine for Lithium pouch cell top-side sealing to USA

Today, we have one set battery heat sealing machine ship to USA for their lithium battery pouch top-side sealing.

Our customer choose us because of our professional technology support. They wanted two sealing stamp width in one sealing machine and send us their requirements. One is soft sealing and one is hard sealing. We researched it's design, and explained the advantages and disadvantages for this design, At last, Customer accept our design with two sealing width in one sealing head for both soft sealing.

This is the customer's design :

And our engineer explained our design for them

The last sealing bar designed as following