Ultrasonic Plastic Welder Manufacturer

  • 15 Years+ Proven Industry Experience
  • Smart Welding Integrity Monitoring (SWIM™)
  • Medical-Grade Precision And Proven Weld Consistency
  • Intelligent Inspection: Event-Driven QC + Automatic Monitoring Alarm

Ultrasonic Plastic Welding Machine

Hyusonic produces different types of ultrasonic plastic welding machines, including desktop ultrasonic welding machines, floor-standing ultrasonic welding machines, handheld ultrasonic spot welders, etc. Our ultrasonic plastic welding machines adopt the same Hyusonic family-style design in terms of appearance and color matching. The main differences lie in the main-board components of the ultrasonic generator, the internal structure of the machines, and the intelligent configuration.

  • 12-Month Warranty
  • Onsite & Online Debugging Training
  • Professional & Timely After-Sales Service
  • CE / UL / ISO9001 Certification

Advantages of Hyusonic Ultrasonic Welder For Plastic

Hyusonic adopts German-imported ultrasonic systems. Its advanced ultrasonic plastic welding machines enable fast, precise, and clean welding of thermoplastics in high-volume production. To meet diverse industrial welding needs, we support customized functions, including automatic frequency tracking, multiple welding modes, welding data recording, and automatic loading/unloading functions.
Hyusonic’s advantages comparable to international first-tier brands are reflected in:
  • German-imported first-tier quality: Hyusonic ultrasonic plastic welding machines use German-imported key ultrasonic systems and components, equipped with a specially designed hard-connection structure, which significantly reduces energy loss, improves conversion efficiency, and ensures ultra-stable power output and welding quality.
  • Intelligent quality control monitoring: It supports functions such as automatic defective product monitoring, real-time display of welding curves on the operation screen, and automatic welding alarms. It can seamlessly integrate with Industry 4.0, precisely control welding accuracy through multi-dimensional triggering, and strictly guarantee welding yield rates and product stability. We have collaborated with multiple medical enterprises to perfectly meet medical-grade welding precision requirements.
  • Modular automatic development: Supports customized development of electrical control cabinets and screen interfaces, providing one-stop automated equipment and solutions, covering self-developed automatic loading/unloading, multi-station automatic welding, turntable welding, automatic packaging, and labeling functions.

application of ultrasonic welder for plastic

Ultrasonic welding of door panels&interior trim panels

Automotive

Ultrasonic plastic welding can weld automotive interior and exterior trims, sensor housings, battery insulation plates, air filter housings, air filter elements and other parts

Ultrasonic welding hemodialysis components

Medical Treatment

Hyusonic ultrasonic plastic welding has a lot of experience in medical welding. It can weld medical test kits, respiratory therapy masks, filter housings, masks, surgical gowns and other medical supplies. Our technology can match the welding requirements of first-line brands and is more cost-effective than other ultrasonic welding machines.

Ultrasonic welding of flexible circuit boards

Electronics

Ultrasonic plastic welding can weld most consumer electronic housings, such as headphones, mobile phones, charger housings, game controller housings, etc. It can also weld the operating panels of household appliances and industrial electronic connection housings.

Flexible Packaging

Packaging

Ultrasonic plastic welding can be used for cosmetic tail sealing, plastic daily necessities, plastic films, composite material sealing welding, etc., with the advantages of strong airtightness, strong waterproofness, and cleanliness, eliminating pollution and oxidation of the products caused by welding.

Various ultrasonic welding processes

ultrasonic plastic welding process gif
Ultrasonic plastic welding process
Rotary Ultrasonic Welding process
Rotary ultrasonic welding process
Ultrasonic riveting process
Ultrasonic riveting process
ultrasonic plastic spot welding process
Uultrasonic spot welding process
ultrasonic plastic welder 2000iq

Intelligent Ultrasonic Plastic Welder iQ Series

 Hyusonic has specialized in ultrasonic plastic welding for over 15 years, serving more than 5,000 clients and accumulating experience in welding solutions for over 10,000 products. Our ultrasonic plastic welding machines match the quality of first-tier brands, utilizing European-imported components. They feature functions such as automatic defective product identification, real-time welding curve output, and multi-dimensional precision control. With operating frequencies ranging from 15-40kHz, our machines achieve medical-grade precision and stability, making them widely applicable in industries such as healthcare, automotive, electronics, and packaging.

Your satisfaction is our goal

Professional Ultrasonic Plastic Welder Manufacturer

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Our Exhibitions

What Our Clients Say

FDA-compliant and consistent—exactly what we need for medical device assembly. The hermetic seals on our IV connectors pass all leak tests, and the cleanroom-compatible design is a bonus.
Dr. Sarah Chen
Quality Director
From cosmetic tubes to food containers, the adjustable amplitude and fast cycle time (0.5s!) let us weld diverse materials. Our packaging line output increased by 50%.
Claire Dubois
Operations Lead
Our production line efficiency improved by 35% after switching to Hyusonic's ultrasonic welders. The precision in welding ABS sensor housings is unmatched, and the automated integration saved us hours of manual labor.
Hans Müller
Production Manager

Customer FAQs

How does ultrasonic plastic welding work?

Ultrasonic welding uses high-frequency vibrations (15-40kHz) to generate friction heat between thermoplastics, melting materials under pressure to form a molecular bond—no adhesives or external heat required. Key components: generator, transducer, and horn.

Thermoplastic plastics are suitable for ultrasonic welding. Common types include:
  • General-purpose thermoplastics: Polyethylene (PE), polypropylene (PP), polystyrene (PS), ABS (Acrylonitrile Butadiene Styrene).
  • Engineering plastics: Nylon (PA), polycarbonate (PC), polyoxymethylene (POM), polymethyl methacrylate (PMMA).
  • High-performance engineering plastics: Polyphenylene sulfide (PPS), polyether ether ketone (PEEK).
  • Filled/modified plastics: Glass fiber (GF)-reinforced plastics (e.g., PA66+30%GF), flame-retardant or conductive plastics (subject to additive compatibility).

Typical cycles range 0.1-3 seconds, depending on material thickness and joint design. Our systems achieve 0.3-second welds for thin-wall applications.

A compatibility chart is available for download only if they share similar melting points (e.g., ABS to PC).

Titanium horns last 2-5 years with proper maintenance. Check for cracks or frequency drift annually.

Send your inquire now

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Ultrasonic Welding Plastic Material Compatibility Guide

MaterialWeldabilityOptimal FrequencyJoint DesignKey Considerations
ABSExcellent ★★★★★20-30 kHzEnergy DirectorFast cycles, high strength
Polycarbonate (PC)Very Good ★★★★☆20 kHzShear JointPre-dry (<0.02% moisture)
PVC (rigid)Good ★★★☆☆20 kHzEnergy DirectorVentilation required
Nylon 6Fair ★★☆☆☆30-40 kHzStaking JointMust pre-dry (4h @ 80°C)
Polypropylene (PP)Poor ★★☆☆☆30 kHzChisel EdgeRequires additive-modified grade
Acrylic (PMMA)Difficult ★☆☆☆☆15-20 kHzNear-Field WeldingLow amplitude, brittle
PPS (30% GF)Difficult ★☆☆☆☆Mechanical FasteningGlass fibers block bonding

Ultrasonic Welding vs Laser Welding vs Hot Plate Welding: Technology Comparison

CriteriaUltrasonic WeldingLaser WeldingHot Plate Welding
PrincipleHigh-frequency vibration creates friction heatLaser beam locally melts materialsDirect contact with heated plate
Speed⚡ Fastest (0.1-3 sec/cycle)Moderate (2-10 sec/cycle)Slowest (5-30 sec/cycle)
Material CompatibilityThermoplastics (ABS, PC, PP, Nylon)Requires transparent+absorbent plastic combinationsThick thermoplastic parts
Joint Strength★★★★★ (80-100% of base material)★★★★☆ (Material-dependent)★★★☆☆ (Potential heat weakening)
Equipment Cost$$$ (Mid-range)$$$$$ (Highest)$$ (Lowest)
Energy ConsumptionLowest (Localized heating)High (Laser power demand)Highest (Continuous plate heating)
Automation Compatibility★★★★★ (High-speed lines)★★★☆☆ (Precise alignment needed)★★☆☆☆ (Slow cycle)
Typical ApplicationsCar light housings, mask ear loops, connectorsMedical tubes, transparent packagingAutomotive fuel tanks, large pipes
AdvantagesNo consumables, fastest for small partsNon-contact, aesthetic seamsBest for very thick parts
LimitationsUnsuitable for very large/high-glass-fiber partsMaterial pairing restrictionsThermal distortion risk
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