PVC is a thermoplastic material, and traditional sewing or gluing methods often lead to delamination, water leakage, and rough appearance. Zhenjia’s double head high frequency bag sealing machine is the industry’s most efficient and stable solution for PVC bag manufacturing — perfectly solving core production needs including sealing, 3D molding, and logo embossing.Whether you produce electrical packaging bags, gift pouches, or custom-shaped PVC products, our high frequency bag sealing machine delivers consistent, high-strength welds without glue or stitching.
- High-Power Stability: Equipped with high-Q electronic oscillation tubes for consistent, reliable high-frequency output, ensuring uniform PVC bag sealing results every cycle.
- Precision Operation: Dual guide rod structure guarantees high precision and flexible operation, enabling accurate mold alignment for neat, professional bag edges.
- Efficient Workflow: Preset time controls and mechanical interlocking allow alternating head operation on the bag sealing machine — boosting throughput while ensuring operator safety.
- Uniform Pressure: Lever toggle transmission delivers labor-saving, uniform pressing pressure, preventing weak seals and ensuring consistent PVC fusion.
- Longer Lifespan: Imported high-performance fans provide strong, stable airflow and effective heat dissipation, significantly extending vacuum tube service life.
- Durable Components: Imported premium electrical components ensure stable, durable performance — minimizing breakdowns during high-volume bag sealing production.
| Product Category | Typical Applications |
|---|
| Electrical PVC Packaging Bags | Socket, power adapter, converter packaging |
| Daily / Creative 3D Bags | Gift bags, document pouches, ID card holders, measuring tape packaging |
| Special-Shaped PVC Bags | Jewelry pouches, tool bags, custom-shaped bags |
| Holographic / Iridescent PVC Bags | Trendy gift bags, brand promotion bags |



Double Head Pneumatic High Frequency Bag Sealing Machines – Technical Parameters

Custom Molds for Double Head High Frequency Bag Sealing Machine


Zhenjia Machinery Co., Ltd. has specialized in high frequency bag sealing machines and automated equipment for over 20 years. We are a fully integrated manufacturer covering R&D, production, sales, and after-sales service.
Our facility is equipped with high-precision CNC mold machining centers to produce custom high frequency molds, ultrasonic molds, and blister bakelite molds for clients worldwide.
Our cooperative partners include well-known enterprises such as Hisense, Shenzhen DJI Innovations, and Foshan Electrical Lighting Company.
- 20+ Years of HF Expertise: Specialized in PVC thermoforming and bag sealing processes, with machine structures purpose-built for high-volume bag production.
- Mold Supporting Services: Custom bag-specific molds available — providing a one-stop bag sealing machine + mold solution from a single supplier.
- After-Sales Guarantee: 12-month warranty on all bag sealing machines, with 24-hour technical support via email and WhatsApp.
- Customized Solutions: We recommend the optimal power rating and model configuration based on your bag type, material, and production volume.
Looking for a reliable bag sealing machine for PVC or 3D bag production? Zhenjia offers:
- Sample Testing: Send us your PVC material and we will produce welded samples to demonstrate the bag sealing effect at no charge.
- Factory Visit: You are welcome to visit our facility and watch live demonstrations of the double head HF bag sealing machine in operation.
- Custom Quotation: Receive a precise equipment and mold proposal tailored to your specific bag product requirements.
Contact us for a free quote on your bag sealing machines solution:
📱 WhatsApp / WeChat: +86 13690843269 (Reyna)
📧 Email: reyna@fszhenjia.com
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