What is High Frequency Welding (HF Pressing)?
High frequency welding, also known as radio frequency (RF) or high frequency (HF) pressing, is a process commonly used for bonding thermoplastic materials such as PVC, PU, EVA, and synthetic leather. It works by applying a high-frequency electromagnetic field (usually 27.12 MHz or 40.68 MHz) to the material, causing the molecules to vibrate, generate heat, and fuse together under pressure.
Key Features of HF Welding:
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1.Strong Bonding – Produces firm and durable joints that are difficult to separate.
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2.High Efficiency – Fast heating and short welding cycles make it suitable for mass production.
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3.Wide Applicability – Works well with PVC, PU, EVA, and other thermoplastic materials.
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4.Neat and Attractive Finish – Weld lines are smooth, and the process can include embossing or trimming.
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5.Eco-Friendly – No need for chemical adhesives, making it safer and more sustainable.
Common Applications:
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*PVC or PU packaging boxes
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*Stationery items (card holders, binders, name card albums)
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*Inflatable toys, swimming rings, air beds
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*Medical products (IV bags, blood bags)
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*Automotive interiors and synthetic leather products
Conclusion:
High frequency welding is a reliable, efficient, and eco-friendly method of bonding plastic and synthetic materials. It not only ensures durability but also enhances product appearance, making it widely used in packaging, medical, and consumer goods industries.
About us
Are you able to do design for my products?
Yes, just send us your logo artwork in Vector file, such as AI or PDF format,and text information you want to print ,we can put it on box to make the design to let you check. Once you say ok, then we go on to make samples or production.
When can I get the quotation?
1. The quotation will be offered within 24 hours after getting your detailed request.
2. If you get the urgent inquiry, please call us or mark it via E-mail, then we could make it into priority list.
How much of your samples cost ?
1. If samples are without printing, we can make free samples as per your box size or structure;
2. If samples are silk printing, normally USD 25 per color,depending on your logo colors;
3. If samples are offset printing, need USD 180 as offset printing mold cost is high.
FAQs
What services do you provide?
We offer one-stop packaging solutions, including design, printing, and handicraft processing for electronic boxes, plastic boxes, paper boxes, paper bags, and book printing.
What types of packaging do you specialize in?
We specialize in electronic packaging, plastic boxes (PVC/PET/PP), paper boxes, paper bags, and custom book printing.
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Our custom child-lock packaging for pre-roll 5-packs is purposefully engineered to combine premium design with certified safety. This packaging solution ensures that five pre-rolls are securely housed in a compact, stylish, and child-resistant format—ideal for compliant cannabis brands that value both form and function.
Get in Touch with Best Pack
We’re here to help bring your ideas to life!
Creativity Meets Precision in Packaging.
Email: Teresa@gzbestpack.com
WhatsApp: +86 132 2665 7571
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