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RPS-SI60N
RPS-SONIC
60Khz Portable Ultrasonic Soldering Machine for Tinning Sn Handheld Gun
Introduction:
What is Ultrasonic Soldering?
In simple terms, ultrasonic soldering is a fluxless soldering process that uses high-frequency sound waves to clean metal surfaces and enable the solder to flow, all without the need for chemical flux.
It's primarily used for joining materials that are traditionally difficult to solder, such as aluminum, stainless steel, and ceramics, because their surfaces instantly form a tough, stable oxide layer that prevents wetting.
Ultrasonic soldering irons are advanced tools that combine traditional heating soldering with ultrasonic vibration. Their core advantage lies in utilizing the "cavitation effect" generated by ultrasound in molten solder to physically remove the oxide layer from the material and solder surface, thus completely eliminating dependence on chemical fluxes. This technology solves the problems of traditional soldering on dissimilar materials and heat-sensitive components,
The Core Principle: How It Works
The magic of ultrasonic soldering lies in two key phenomena caused by high-frequency vibrations:
Acoustic Cavitation: The soldering tool (called a sonotrode or horn) vibrates at an ultrasonic frequency (typically 20 kHz to 40 kHz or higher). These vibrations are transmitted into the molten solder bath or the solder joint itself. This intense agitation creates and collapses millions of microscopic bubbles in the liquid solder—a process called cavitation.
Oxide Removal: The implosion of these cavitation bubbles releases a tremendous amount of energy locally. This blast of energy is powerful enough to scrub away the oxide layer on the metal surfaces being joined. It literally shatters and disperses the oxides, exposing a perfectly clean, active metal surface.
Once the oxide barrier is removed, the clean molten solder can immediately wet and bond with the base metal, forming a strong metallurgical joint—all without any flux.
Parameter:
| Model No. | RPS-SI60N | |
| Ultrasonic Frequency | 60Khz | |
| Maximum Output | 400 Watt | |
| Temperature Range | 150 ~ 400 °C | |
| Power Supply | 220V / 50-60 Hz | |
| Ultrasonic Generator | Size | 250(W) x 310(L) x 135(H) mm |
| Weight | 5 Kg | |
| Feature | Ultrasonic Amplitude Adjustable | |
| Pot dimension | 65*8 mm | |
| Avail Soldering Matrial | ITO Glass, AL, Mo, Cu etc., | |
Key Components of an Ultrasonic Soldering System
A typical system consists of:
Ultrasonic Generator: The power supply that converts standard electrical power into high-frequency electrical energy.
Transducer (or Converter): Converts the high-frequency electrical signal from the generator into high-frequency mechanical vibrations.
Booster / Acoustic Horn: Modifies the amplitude of the mechanical vibrations.
Sonotrode (Soldering Tip): This is the working tip that delivers the ultrasonic vibrations to the solder and the workpiece. It can be designed as a simple iron tip or as part of a larger soldering pot.
Application
Electronics Manufacturing: Tinning of aluminum leads on capacitors, transformers, and other components before wave soldering.
Repair Work: Fixing aluminum wire connections and repairing aluminum heat exchangers.
Jewelry Manufacturing: Soldering aluminum or stainless-steel jewelry.
Aerospace and Automotive: Joining lightweight aluminum and stainless-steel components.
Medical Device Assembly: Where absolute cleanliness and no chemical residues are mandatory.
