Lou Zampini & Associates has been involved in the ultrasonics and plastic welding industry for over 20 years. We can provide you with all the equipment and machinery to make your plastic assembly process as efficient and effective as possible.

**PLEASE NOTE: The options listed below are to give you an idea of what types of horns we are able to provide. We assure you we can make ALL types of ultrasonic horns including types that may not be listed below. Please call us at 1-800-353-4676 to discuss your ultrasonic assembly application so we can recommend the proper solution for you!

Horn Frequencies Available:

Horn Materials Available:

- Aerospace Grade Aluminum
- Aerospace Grade Titanium
- Hardened Powdered Steel
- Hardened Tool Steel

Coatings:

- Chrome Plating (aluminum horns only)
- Anodize (aluminum horns only)
- TiN (titanium and steel horns only)
- Carbide Spray

Design Options:

- Half Wave (standard)
- Full Wave (for extended reach)
- One and One Half Wave (for maximum reach)
- Assembled Horns (back driver with multiple front drivers)*

*This style of horn can be used in applications that require extra part clearance, increased amplitude for large parts, welding on different planes, or spanning large distances between weld locations.

- Flat faced
- 2D (per part, part prints, or part files)
- 3D (per part files, per part prints, or trace milled per part)
- Custom knurls, spot weld details, and staking details

Ultrasonic Horn Styles and Shapes:

- Exponential / Catenoidal Horns

- Rectangular Horns (rounded and square corner)

- Round Horns: Solid & ollow

- Block Horns / Couplers

- Composite horns

- Round solid horns
- Circular slotted
- Full wave horns
- Hardened steel insertion horns
- Vacuum horns & Knurled face horns

- Nodal Plungers

- Contoured Horns

- Bar / Blade (No slots or slots only in the “L” dimension)
- Block (Slots in both the “L” and “W” dimensions)
- Round Back Stock with Rectangular Face

- Circular Solid
- Circular Slotted
- Circular High Gain (for maximum amplitude)
- Circular Hollow
- Catenoidal (optional: tapped for replaceable tips)
- Exponential (optional: tapped for replaceable tips)