WEST CHESTER, Pa.– Sonobond Ultrasonics, will showcase its advanced ultrasonic bonding systems that strengthen protective textiles used in defense and law enforcement gear at the SHOT Show 2026, Booth 31208, January 20-23, in Las Vegas.
At the show, the Sonobond team will demonstrate how ultrasonic bonding enhances the strength, durability and waterproofing of mission-critical textiles used in body armor, ballistic vests, tactical gear and other protective equipment that military personnel, law enforcement officers and emergency responders rely upon.
“Dependable defense gear starts with reliable seams,” said Sara Karmilowicz, business development representative for Sonobond Ultrasonics. “Our ultrasonic bonding technology creates exceptionally strong watertight bonds that help protective textiles maintain their integrity under the most demanding conditions.”
Strengthening Protective Textiles Without Chemicals or Stitching
Unlike traditional sewing or adhesive methods, ultrasonic bonding uses high-frequency mechanical vibrations and pressure to fuse thermoplastic fibers at the molecular level. The result is a chemical-free, non-perforating seam that eliminates needle holes, fraying and weak points that can compromise ballistic protection.
Ultrasonic bonding produces seams that are fully sealed and resistant to wear, impact, shock and exposure to moisture. These advantages make the technology ideal for defense and tactical applications where performance and reliability are non-negotiable.
Key Benefits of Ultrasonic Bonding in Defense Applications
- Superior strength and long-term durability
- Seamless, watertight bonds with no needle perforations
- Chemical-free manufacturing without glues or solvents
- Lightweight construction with uniform precision
- Preservation of advanced textile performance properties
- Resistance to fraying, delamination and environmental stress
Proven Systems for Defense and Tactical Manufacturing
At SHOT Show, Sonobond will feature its SeamMaster® Ultrasonic Bonding Machines, which combine the familiar form of a sewing machine with ultrasonic precision. SeamMaster systems produce fully sealed, non-perforating seams that meet or exceed National Institute of Justice (NIJ) water-submersion standards, while bonding up to four times faster than sewing and ten times faster than heat sealing or gluing.
Sonobond will also showcase the PlungeBonder™ Ultrasonic Textile Bonder, designed for precise spot bonding of thick or multi-layer synthetic fabrics used in ballistic vest shells, straps and reinforcements. Custom tooling enables high-speed production of up to five vests per minute, while maintaining integrity of the seals and NIJ compliance.
Trusted Partner for Defense Manufacturers
Backed by more than 30 years of experience, Sonobond Ultrasonics delivers U.S.-engineered systems trusted by leading defense manufacturers worldwide. Sonobond technology is used to bond protective textiles such as Kevlar® and Spectra Shield®, ensuring consistent, high-quality seams that extend product lifespan, reduce material waste and support environmentally responsible manufacturing.
About Sonobond Ultrasonics
Founded in 1960, Sonobond Ultrasonics is a pioneering leader in ultrasonic bonding and
welding technology. The company manufactures ultrasonic assembly equipment used by
companies across a broad range of industries, including aerospace, apparel, appliance,
automotive, ballistics, battery, electrical, environmental, filtration, HVAC, medical and solar. With more than 60 years of experience, Sonobond has earned a strong reputation for exceptional customer service and technical support before, during and after equipment installation.
Contact Information
To learn more about Sonobond’s ultrasonic bonding and welding equipment, or for information about the company’s free, no-obligation Ultrasonic Bonding Viability Test, please click this link, call toll free 1-800-323-1269 or contact Sara Karmilowicz at sk@sonobondultrasonics.com.