Ultrasonic Plastic Spot Welder Featuring 20mm Welding Area And Adjustable

The Sailin Ultrasonic Plastic Spot Welder (Model SL-3501-01) is a state-of-the-art ultrasonic plastic joining system engineered to deliver precise, reliable, and efficient plastic welding for a wide range of industrial applications. Harnessing high-frequency ultrasonic vibrations, this fusion welder creates strong, clean, and durable welds without adhesives or mechanical fasteners — ideal for automotive, electronics, medical device, and packaging manufacturing.

With a 20mm welding area and adjustable welding time, operators gain full control over the joining process, optimizing weld quality across different plastic materials and thicknesses. The system supports ABS, polypropylene, polycarbonate, PE, and PVC, ensuring consistent fusion without damaging delicate components.

• Adjustable welding time for optimized fusion across varied plastic materials and thicknesses
• 20mm welding area for precision spot welding on small to medium-sized plastic parts
• High output power of 1000W with selectable 800W / 1000W power options
• Dual operating frequency: 28kHz / 35kHz for versatile material compatibility
• Advanced safety features: overload protection and emergency stop function
• Compact, lightweight design at only 5kg for easy integration into production lines
• Ergonomic, user-friendly interface suitable for both experienced technicians and new operators
• Low maintenance requirements for reduced operational costs and extended service life

The Sailin SL-3501-01 Ultrasonic Plastic Spot Welder is engineered for precise, efficient plastic assembly across a broad range of industrial and manufacturing scenarios. Its ultrasonic welding method, combined with a 20mm welding area and 1000W output power, ensures strong, clean, and consistent welds for demanding production environments.

• Electronics manufacturing and delicate component assembly
• Automotive parts assembly and interior component fabrication
• Medical device production requiring clean, adhesive-free bonds
• Consumer goods fabrication and packaging applications
• Prototyping and custom fabrication workshops
• Assembly line integration for small to medium-sized plastic parts

The welder excels where delicate plastic components must be permanently joined without adhesives or mechanical fasteners, providing a clean and durable bond suitable for both prototyping and mass production.

The Sailin Ultrasonic Plastic Spot Welder (Model SL-3501-01) is manufactured in China and CE certified, offering versatile application across ABS, PC, PP, PE, and PVC plastics. Its compact 5kg design and dual voltage support (220V / 110V) make it adaptable to diverse production environments.

• Minimum order quantity: 1 unit
• Price: USD 255 per unit
• Payment terms: 100% full payment in advance
• Shipping terms: EXW Dongguan
• Lead time: 5–7 days after full payment received
• Packaging: Neutral export carton lined with shockproof EPE foam
• Carton dimensions: Approx. 330 × 280 × 250 mm
• Gross weight: Approx. 4kg per unit

Our Ultrasonic Plastic Spot Welder is designed for precise, efficient welding across a variety of plastic materials. To ensure optimal performance and longevity, follow the recommended maintenance and operational guidelines below.

Place the welder on a stable surface and ensure all connections are securely fastened. Use only the specified power supply and avoid exposure to moisture or extreme temperatures.

Adjust welding parameters according to material specifications and thickness. Regularly inspect the ultrasonic horn and anvil for wear or damage, and replace them as necessary to maintain weld quality.

Clean regularly using a soft cloth and appropriate cleaning agents that do not damage ultrasonic components. Avoid abrasive materials or solvents.

If issues arise, refer to the troubleshooting section of the user manual for guidance on common problems and solutions. For advanced technical support or repair services, contact our authorized service centers.

The Ultrasonic Plastic Spot Welder is securely packaged in a sturdy, high-quality cardboard box designed to protect the device from impacts during transit. Inside, the welder is cushioned with custom-cut foam inserts to prevent movement and absorb shocks. The package includes the ultrasonic spot welder unit, power cable, user manual, and necessary accessories, all neatly organized for easy access and safe storage.

Each Ultrasonic Plastic Spot Welder is carefully inspected and packaged before shipment. Our shipping process uses reliable carriers offering tracking and insurance options to guarantee safe delivery. The product is shipped with protective outer packaging to withstand handling and environmental conditions during transport. Delivery times vary by destination but typically range from 3 to 7 business days.