Ultrasonic Machines | Lihan Machinery - Precision Ultrasonic Equipment Since 1989

About Lihan Machinery

Dongguan Lihan Machinery Co., Ltd has been a pioneer in ultrasonic technology since 1989. As a large-scale manufacturer, we specialize in the research, development, and production of automatic ultrasonic machines designed for industrial applications across medical, automotive, electronics, textiles, and packaging sectors.

Our machines utilize ultrasonic principles to perform high-precision operations such as welding, laminating, bonding, cutting, and slitting on nonwoven fabrics, plastics, and textiles—without the need for adhesives, heat, or fasteners. This results in cleaner, faster, and more cost-effective manufacturing processes.

Established in 1989

Global industrial solutions

Customization & turnkey lines

Why Choose Ultrasonic Welding?

Ultrasonic welding is a clean, fast, and efficient method for joining materials without adhesives or excessive heat. It uses high-frequency vibrations to create strong, precise bonds in seconds.

Time-Saving

No drying or curing time required. Bonds are formed in milliseconds, increasing production speed dramatically.

Cost-Effective

Eliminates the need for glues, solvents, fasteners, or soldering materials—reducing material and labor costs.

High-Quality Bonds

Produces strong, consistent, and contamination-free joints without thermal distortion or material degradation.

Eco-Friendly

No VOCs, fumes, or chemical waste. A sustainable alternative to traditional joining methods.

High Precision

Ideal for delicate materials and complex patterns. Enables intricate designs in quilting, embossing, and cutting.

Low Maintenance

Robust design with minimal moving parts. Engineered for long-term reliability in industrial environments.

Our Ultrasonic Machines

From medical face masks to industrial textiles, our ultrasonic machinery delivers precision, speed, and reliability. Explore our full range of automated production lines and specialized equipment.

HD-0411

Automatic Medical Disposable Face Masks Production Line

• Fully automated flat mask manufacturing
• Ultrasonic welding for ear loops and nose wire
• High-speed output: up to 120 pcs/min
• Suitable for medical & surgical masks

HD-JM16

Ultrasonic Quilting Machine

• Precision quilting on nonwoven & textiles
• Custom pattern design capability
• No thread or needle required
• Ideal for bedding, home textiles, and apparel

HD-0519

Automatic FFP1 Fold-Flat Dust Mask Making Machine

• 3-layer folding mechanism
• Integrated ultrasonic side sealing
• High efficiency: 80–100 pcs/min
• CE certified for safety compliance

HD-1812

Ultrasonic Sewing & Bonding Machine

• Replaces traditional sewing with ultrasonic fusion
• Waterproof and airtight seams
• Suitable for technical textiles and protective gear
• Low energy consumption

Automatic Medical Ice Bag Making Machine

HD-1614

Ultrasonic Welding Machine for Non-Woven Storage Box

• Automated box forming and sealing
• Ultrasonic corner welding
• High dimensional accuracy
• Used in medical and packaging industries

HD-1103

Ultrasonic Slitting Machine for Table Cloth

• Clean, sealed edges without fraying
• Adjustable width cutting
• High-speed continuous operation
• Ideal for nonwoven and synthetic fabrics

HD-JM39

Ultrasonic Quilting, Cutting & Slitting Machine

• Multi-functional: quilting + cutting + slitting
• Programmable pattern control
• High throughput for bedding and upholstery
• Reduces labor and material waste

HD-0235

Automatic Valved Respirator Mask Production Line

• Full automation with valve insertion
• Ultrasonic welding for 3D shaping
• Designed for N95/KN95 standards
• Integrated quality inspection

HD-1713

Customized Leather Punching Machine

• Tailored for leather and synthetic materials
• Ultrasonic perforation without tearing
• Custom die design available
• Used in fashion, automotive, and accessories

HD-1107

Ultrasonic Slitting Machine for Wiping Cloth

• Sealed edges prevent fiber shedding
• High-speed roll-to-roll processing
• Suitable for wet wipes and cleaning cloths
• Low maintenance design

Frequently Asked Questions

What is ultrasonic welding?

Ultrasonic welding uses high-frequency vibrations (typically 20–40 kHz) to generate heat at the interface of two materials, creating a solid-state weld. It's commonly used for plastics, nonwovens, and textiles without adhesives or heat.

Which industries use your machines?

Our ultrasonic machines are used in medical (masks, gowns), automotive (interiors, filters), electronics (enclosures), textiles (quilting, lamination), packaging, and hygiene products (diapers, wipes).

Can you customize machines for specific needs?

Yes. We offer full customization services, including machine design, tooling, and integration into existing production lines. Contact us with your requirements.

Do you provide installation and training?

Yes. We support global clients with remote and on-site installation, operator training, and technical support to ensure smooth operation.

What materials can be processed?

Our machines work with nonwoven fabrics, polypropylene, polyester, nylon, PVC, and other thermoplastics. We can evaluate your material for compatibility.

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