Customer requirements
Maximum emphasis on appearance of a quad seal bag with internal valve
Remove of a silver stripe on a vertical edge seal
Internal valve installed by ultrasonic sealing

Ultrasonic valve sealing compared to heat sealing
Advantages:
1) the foil is not so stressed
2) better appearance of the bag
3) the valve is more invisible, which is ideal

Delivered solution
VERSATILE-280-B-STEP packaging machine with extended film unwinding for the fitting of demanded label applicator
Placing 2 dosers on 1 platform - Possibility to pack beans or ground coffee on the same machine
Placing a vertical seal in the corner, so the back of the bag can be fully used for marketing

Side edge trimming and winding of trimmed foil on a spool
Lower energy consumption and noise compared to standard vacuum extraction