Professional Ultrasonic Equipment Repair Services
Longi Electromechanical Company specializes in the repair of various types of ultrasonic equipment using advanced AI methods and a dedicated technical team. We offer component-level maintenance and can resolve common issues on the same day, minimizing downtime and maximizing customer productivity. With a vast experience of repairing over 2000 ultrasonic devices, we have honed our skills to handle a wide range of brands and models.

Contact Us:
Phone/WhatsApp: +8618028667265
Key Services and Features:
- Comprehensive Repair Solutions: From plastic hot plate welding machines to ultrasonic flaw detectors, we repair a diverse range of ultrasonic equipment.
- Brand Expertise: We have experience with numerous brands, including Minghe, Changrong, Swiss RINCO, and many more, ensuring optimal performance restoration.
- Warranty and Cost-Effectiveness: Repaired equipment comes with a one-year warranty for the same problem point, and our maintenance costs are competitive.
- Quick Turnaround: We prioritize efficient repairs to get your equipment back in operation as soon as possible.

Types of Ultrasonic Equipment We Repair:
- Plastic Welding Equipment: Ultrasonic welding machines, hot plate welding machines, multi-head ultrasonic welding machines, and more.
- Metal Welding Equipment: Ultrasonic metal welding machines, spot welding machines, wire welding machines, and roll welding machines.
- Automotive Welding Equipment: Door panel welding machines, interior part welding machines, instrument panel welding machines, and more.
- Specialized Equipment: Ultrasonic flaw detectors, cutting machines, food cutting machines, tool heads, and various other ultrasonic devices.
- Components and Parts: Ultrasonic vibrating plates, power boards, transducers, generators, and supporting tooling.

Common Faults We Address:
- Cleaning water surface not vibrating
- Debonding between vibrator and load
- Mold head misalignment
- No display on startup
- Overload or overcurrent during welding
- High current during testing
- Insufficient or excessive welding heat
- Vibrator leakage waves
- Unresponsive buttons
- Travel protection issues
- Power adjustment problems
- Insufficient ultrasonic intensity
- Cracked transducer ceramic
- Burned-out power tube
- Voltage stabilization issues
- Inductor and isolation transformer problems
- Disconnected vibrator wire
Repair Principles:
- Observe, Understand, Act: Begin by inquiring about the issue from frontline staff, checking for voltage fluctuations, and understanding the context before taking action.
- Simple Before Complex: Rule out peripheral issues like the environment, electricity, load, raw materials, and molds before diving into more complex repairs.
- Address Mechanical Issues First: Visible mechanical problems, such as mold issues, should be addressed before exploring electrical causes.

Trust Longi Electromechanical Company for reliable, efficient, and cost-effective ultrasonic equipment repair services. Contact us today to learn more about our services and how we can help keep your ultrasonic equipment running smoothly.