26 Years of Excellence in
High Frequency Welding Technology

Complete Solutions from Standard Machines to Custom Manufacturing Lines

26+
Years Experience
50+
Countries Exported
CE
ISO 9001:2015
5000+
Customers Served

Why Choose Kedi?

Comprehensive welding solutions backed by 26 years of engineering expertise

Complete Solutions

From high frequency welding to ultrasonic and blister forming — full spectrum of thermoplastic joining technologies.

  • HF Welding, Ultrasonic, Blister Forming
  • Custom Molds & Tooling
  • Metal Spot Welding Systems
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Custom Manufacturing

Our engineering team designs non-standard welding systems tailored to your specific workpiece geometry and production requirements.

  • Electrode Design & Fabrication
  • Multi-Station Configurations
  • PLC Integration & Automation
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Global Support

With 11 service centers across China and export experience to 50+ countries, we provide responsive after-sales support.

  • 24-Hour Response Guarantee
  • Remote Technical Guidance
  • Lifetime Spare Parts Supply
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Our Product Categories

Professional welding equipment for diverse industrial applications

Automatic Rotary High Frequency Welding Machine

Automatic Rotary Welding Machine

Multi-station rotary table design for high-volume production. Ideal for PVC, EVA, TPU welding applications.

  • Stations:4-12 Configurable
  • Output:300-800 pcs/hour
  • Power:3-15 kW
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Push Plate High Frequency Welding Machine

Push-Plate Welding Machine

Linear sliding table design for large-size workpieces. Ideal for inflatable boats, tents, industrial covers.

  • Working Area:Up to 1000×800mm
  • Power:8-25 kW
  • Welding Time:1-30 seconds
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Ultrasonic Plastic Welding Machine

Ultrasonic Welding Machine

High-frequency vibration welding for precision thermoplastic assembly. No adhesives needed — clean, fast, strong bonds.

  • Frequency:15/20/28/40 kHz
  • Power:800W - 4200W
  • Welding Time:0.1-9.99 seconds
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Blister Forming Machine

Blister Forming Machine

Integrated thermoforming and heat sealing for plastic packaging. Single-cycle production from sheet to finished package.

  • Forming Area:Up to 400×300mm
  • Sheet Thickness:0.1-1.5mm
  • Speed:8-15 cycles/min
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Metal Spot Welding Machine

Metal Spot Welding Machine

Precision resistance welding for thin metal sheets and wires. Suitable for battery tabs, mesh grids, electronic components.

  • Thickness:0.1-2.0mm
  • Current:500A - 2000A
  • Time:1-999 ms
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Molds & Accessories

Molds & Accessories

Precision-machined electrodes and replacement parts for all welding machine models. Aluminum, copper, brass materials available.

  • Materials:Aluminum/Copper/Brass
  • Standard Molds:5-7 days
  • Custom Molds:10-15 days
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KEDI IN THE FIELD

Manufacturers worldwide trust Kedi machinery for their critical welding operations

Automotive Industry Case
#Automotive #China #HighFrequencyWelding

How a Tier-1 Auto Supplier Increased Door Panel Production by 300%

Client: Wenzhou Auto Parts Co., Ltd. | Challenge: Old single-station machines caused bottlenecks — only 150 pcs/day, unable to meet OEM delivery schedules.

Results (After 6 Months):

📈 +300%
Production Capacity
📉 8% → 1.5%
Defect Rate
📉 -50%
Labor Cost
💰 8 months
ROI Achieved
"Kedi's rotary system transformed our production line. We not only met OEM deadlines but also won a new contract."
— Mr. Zhang Wei, Production Manager
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Medical Industry Case
#Medical #Vietnam #UltrasonicWelding

Vietnamese Medical Device Manufacturer Achieves ISO 13485 Compliance

Client: Saigon Medical Supplies Co., Ltd. | Challenge: Existing heat sealing machines produced inconsistent seals, risking contamination and failing ISO 13485 audit.

Results (After 3 Months):

📈 100%
Seal Integrity Pass Rate
✅ Zero
Non-Conformities
📈 450/hr
Production Speed
💰 $18k/year
Cost Savings
"Kedi provided not just equipment, but complete validation support. Their documentation helped us pass the ISO audit without any non-conformities."
— Dr. Nguyen Thi Lan, Quality Director
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