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Ultrasonic Longitudinal Welding Unit

Ultrasonic welding is demonstrating increasingly clear advantages in the packaging industry.
It also applies to film and fabric welding.
Compact size allows ease of integration into a packing machine with a small installation space.
Longitudinal welding module
Compatible with a wide range of films (Including nonwovens, aluminized film, multilayer composite film, biodegradable film, PP film, and more)
Speed up to 200 m/min (Adjustable)
Stable performance even in different working environments
Spot welding with reduced energy consumption
Compact structure allows ease of integration into various mechanical equipment
Airtight welds despite contamination in the sealing area
Cold sealing with no thermal impact on welds
Excellent sealing effects even under varied ambient temperatures
The digital ultrasonic generator allows for accurate parameter adjustment and stable output and ensures safer multi-protection
Technical Parameters

Frequency [kHz]

20k

30k

35k

Max. compressed air [bar]

3-8

3-8

3-8

Weld width [mm]

1-90

1-25

1-25

Speed [m/min]

1-200

1-200

1-200

Generator power [W]

1000/2000

1200/2000

400/1000

Connected loads of drive

1φ 220 V

1φ 220 V

1φ 220 V


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The ultrasonic technique can be used without preheating, and the ultrasonic welding process is very fast and stable. The ultrasonic welding module works with the production line of automation equipment and performs automatic welding under computer control, which saves labor, consumables, and the like.
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Through ultrasonic welding, embossing and cutting non-woven materials can be directly done without preheating in a quite fast and stable way, provided that these materials themselves are not damaged.
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When it comes to welding and stitching nonwovens, the ultrasonic welding technique works to locally cut and seal textiles in a tidy manner, without needle & thread.
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