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Precision Plastic Welding
Solutions from China

Manufacturer of high-performance ultrasonic, hot melt, friction welding machines, and customized industrial solutions for medical, automotive, packaging, and more.

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Trusted Welding Technology Manufacturer

CN Plastic Welding, operating under Kaer, is a leading Chinese manufacturer specializing in advanced plastic welding technologies. With years of engineering expertise, we deliver reliable, high-precision machines trusted by industries worldwide.

Our product range includes ultrasonic welding systems, hot melt equipment, friction welders, and fully customized automation lines tailored to your production needs.

  • ISO-Certified Manufacturing
  • Global Export Experience
  • 24/7 Technical Support
  • Custom Engineering Available
Friction Welding Machine

Our Product Range

From standard models to fully customized systems, we offer a comprehensive lineup of plastic welding and industrial automation equipment.

Ultrasonic Welding Machine

Ultrasonic Welding Machine

Joins ABS, PE, PA, PC, PP, PS, PET and other thermoplastics with high speed and precision.

  • • Standard & high-accuracy models
  • • Portable spot welding option
  • • Ideal for medical & auto parts
Hairnet Machine

Hairnet Machine

Fully automated production line for disposable hairnets using ultrasonic welding technology.

  • • High-speed continuous output
  • • Compact footprint
  • • Low maintenance design
Hot Melt Machine

Hot Melt Machine

Designed for larger or refractory plastic parts like instrument panels and steering wheels.

  • • Closed & semi-closed models
  • • High thermal efficiency
  • • Stronger than ultrasonic welds
Friction Welding Machine

Friction Welding Machine

Achieves highest welding strength for rotary workpieces, regardless of size or material.

  • • Servo-controlled spin welding
  • • No size limitations
  • • Superior joint integrity
Geocell Welding Line

Geocell Welding Line

Automated production system for geocell and geogrid materials used in civil engineering.

  • • High throughput
  • • Precision alignment
  • • Durable joint formation
Detonator Filling Machine

Automatic Detonator Filling Machine

Precision automation system for safe and consistent filling and sealing of detonators.

  • • Explosion-proof design
  • • PLC-controlled operation
  • • High safety standards
Ultrasonic Cleaning Machine

Ultrasonic Cleaning Machine

Cleans hardware, surgical tools, jewelry, gears, and more with high-frequency cavitation.

  • • Ideal for small batch cleaning
  • • Used in hospitals & labs
  • • Durable stainless tank
Ziplock Bag Sealing Machine

Ziplock Bag Sealing Machine

Efficient sealing solution for plastic zipper bags used in packaging and storage.

  • • Continuous or batch mode
  • • Adjustable sealing pressure
  • • Compact desktop design

Hollow Sheet Box Welder

Specialized equipment for welding hollow plastic sheet containers with consistent seams.

  • • High repeatability
  • • Integrated handling system
  • • Customizable for box size

Sealing & Labeling Machine

Combines ultrasonic sealing with automatic labeling for complete packaging lines.

  • • Multi-function integration
  • • High-speed operation
  • • PLC touch screen control

Custom Welding Equipment

Fully tailored solutions based on your material, size, and production requirements.

  • • Engineering consultation
  • • Prototype development
  • • Turnkey installation

Servo-Control Systems

Precision motion control integration for spin welding and automated assembly lines.

  • • High accuracy positioning
  • • Real-time monitoring
  • • Energy efficient operation

Why Choose CN Plastic Welding?

Quality Certified

ISO-standard manufacturing with rigorous quality control at every stage.

Global Reach

Exported to over 50 countries with reliable shipping and support.

Custom Solutions

Tailored machines designed to your exact specifications and production needs.

24/7 Support

Dedicated technical team available via phone, WhatsApp, and email.

15+
Years Experience
200+
Machines Exported
50+
Countries Served
98%
Customer Satisfaction

Frequently Asked Questions

What materials can your ultrasonic welders join?

Our ultrasonic welding machines can join a wide range of thermoplastics including ABS, PE, PA, PC, PP, PS, PET, and more.

Do you offer custom machine design?

Yes, we provide fully customized welding equipment based on your product specifications, materials, and production requirements.

What is the lead time for machine delivery?

Standard machines ship in 30-45 days. Custom systems may require 60-90 days depending on complexity.

Do you provide installation and training?

Yes, we offer remote setup guidance and can arrange on-site installation and operator training upon request.

What support is available after purchase?

We provide lifetime technical support via phone, WhatsApp, and email, plus spare parts availability and troubleshooting assistance.

Get in Touch

Reach out for product inquiries, technical support, or custom solution consultations.

Contact Information

Tel: (0086)631 5690111
Mob: (0086)18660365253
WhatsApp: (0086)18660365253
Email: info@kaer-welder.com
Address: NO.54, Dalian Road, Weihai, Shandong, China
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