2026-07-25
Ultrasonic Tinning Equipment: Flux-Free Ultrasonic Tin Dipping Machine for Precision Manufacturing
Ultrasonic tinning equipment (also known as ultrasonic tin dipping machine, ultrasonic soldering pot) adopts ultrasonic cavitation technology to realize high-quality tin coating on metal surfaces without flux. It overcomes typical defects of traditional hot-dip tinning such as false soldering, flux residue, poor wetting on aluminum and oxidized metals, and has become an ideal surface treatment solution for electronics, new energy, automotive wiring harness and aerospace industries.
How Does Ultrasonic Tinning Equipment Work?
The core working principle relies on ultrasonic cavitation effect inside molten solder.
The ultrasonic generator outputs high-frequency electrical signals, converted into mechanical vibration via transducers and transmitted to liquid tin. Mass microbubbles continuously generate, expand and collapse instantly, producing strong shock waves and micro-jets. This physical force efficiently strips oxide films and surface contaminants on workpieces. Meanwhile, ultrasonic vibration reduces surface tension of molten tin, enabling tin liquid to fully wet metal surfaces and form dense, uniform, bubble-free metallurgical bonding layers within seconds.
Core Advantages of Our Ultrasonic Tin Dipping Machine
✅ Flux-Free & Eco-Friendly, Meet RoHS & REACH
No chemical flux, no harmful fumes, no wastewater from post-cleaning. Eliminate corrosion risks caused by flux residue, perfectly suitable for high-vacuum sealed devices and precision electronic products. Simplify production flow and cut auxiliary material costs.
✅ Solve Difficult Soldering Problems
Great for hard-to-solder materials: aluminum, aluminum alloy, enameled aluminum wire, copper, nickel, stainless steel, ceramic and glass. Realize reliable tinning for copper-aluminum heterogeneous connection, which traditional tinning processes cannot achieve.
✅ Consistent & Superior Tinning Quality
Uniform tin layer, low void rate, strong bonding strength, effectively reduce cold solder joints, peeling and oxidation failures. Stable temperature control ensures repeatable processing results for mass production.
✅ Higher Production Efficiency & Lower Comprehensive Cost
Single tinning cycle only takes 2–10 seconds. Remove pre-treatment and cleaning procedures. Support aluminum material instead of copper to greatly lower raw material expenses. Available for batch continuous operation.
✅ Intelligent & Customizable Structure
Stainless steel solder pot with precise digital temperature control (temperature tolerance ±2℃). Automatic frequency-tracking ultrasonic system for long-hour stable operation. We customize solder pot size, power and mounting method; the machine can match manipulators for fully automatic production lines.
Main Application Fields
New Energy Industry: Aluminum busbar, battery terminals, new energy vehicle wiring harness, photovoltaic components
Electronics & Semiconductors: Transformer windings, enameled wire, PCB pins, connectors, IGBT leads, inductors
Automotive Electronics: Automotive sensors, wiring harness terminals, controller contacts
Aerospace & High-End Equipment: Vacuum sealing components, ceramic metallization, precision terminals
Motors & Electrical Appliances: Motor coils, electromagnetic components, copper-aluminum joint processing
Frequently Asked Questions
1. Do I need flux when using ultrasonic tinning equipment?
No flux required. Ultrasonic cavitation physically removes oxide layers, so chemical flux is no longer necessary.
2. Can this machine tin aluminum parts?
Yes. It is widely recognized as mature equipment for aluminum tinning, effectively breaking dense aluminum oxide film.
3. Can you customize the ultrasonic tin dipping machine?
We are direct manufacturer. Customization on solder pot dimension, ultrasonic power, heating system and automation interface is supported.
4. Is sample testing available?
We accept workpiece sample testing. Send your samples and technical requirements, we provide tinning test reports for your evaluation.
Why Choose Us as Your Ultrasonic Tinning Equipment Manufacturer?
We are professional factory focusing on ultrasonic industrial equipment. All ultrasonic tinning machines are independently developed and produced, with strict quality inspection before delivery.
Complete in-house R&D and production
Competitive factory direct price without middleman markup
Global technical support, installation guidance and after-sales service
Long-term supply of spare parts for ultrasonic generator and transducer
Flexible OEM & customized solutions for special production demands
If you are looking for reliable ultrasonic tin dipping equipment for your production line, welcome to send your workpiece information and processing requirements to get quotation and process proposal.
Send your inquiry directly to us
