Product Parameters
| PL-5050H (old big case) |
| Technical specification |
Nozzle models available |
Nozzle treatment area |
Model |
| Interface display |
Three and a half LED digital tube |
R17 Rotate nozzle 16 |
16mm |
PL-JX-022-1 |
| rated supply voltage |
AC220V ±10% |
R03 Rotate nozzle 20 |
20mm |
PL-JX-004-1 |
| Plasma output power |
1000VA |
R04 Rotate nozzle 30 |
30mm |
PL-JX-006-1 |
| Input current |
4.0-6.0A |
R21 Rotate nozzle 40 |
40mm |
PL-JX-008-1 |
| Supply frequency |
20kHz |
R05 Rotating nozzle 50 |
50mm |
PL-JX-010-1 |
| Air source requirement |
External air source (gas consumption 60L/min |
R23 Rotate nozzle 70 |
75mm |
PL-JX-014-1 |
| Air source input pressure |
≥0.6Mpa |
|
|
|
| Air pressure operating range |
0.1-0.25Mpa |
|
|
|
| Mode |
Signal Mode/ Encoder Mode |
|
|
|
| Relative humidity |
<93% |
 |
| Storage temperature |
-25ºC-+55ºC |
| Cleaning height |
5-15mm |
| Treatment width |
≤75mm |
| Bracket |
Dovetail support |
| Chassis dimensions (including components) |
690(L)*280(W)*485(H)mm |
| Net weight |
26kg |
| Dimensions of the outer packing box |
795*345*540mm |
| Gross weight |
33kg |
| Detection function |
Air pressure detection, overtemperature detection, undercurrent detection |
| Fault alarm |
Undercurrent, input overcurrent, output overcurrent, abnormal air pressure |
PET (polyethylene terephthalate) foils PET foils are renowned across multiple industries for their unparalleled strength, crystal-clear transparency, superb chemical resistance, and remarkable barrier properties. With their exceptional versatility and ease of recyclability, they are a top choice for both everyday and specialized applications.
Applications of PET Foils in Printing
Below is a comprehensive breakdown of areas where PET foils find extensive usage, particularly in printing:
1. Packaging
- Food Packaging: Essential for snack bags, wrappers, and metallized films, offering robust protection against moisture, oxygen, and aromas.
- Pharmaceuticals: Ideal for blister packs and sterile packaging, ensuring defense against moisture and contamination.
2. Electronics
- Insulation Films: Provide essential protection in cables, capacitors (as dielectric films), and flexible printed circuits.
3. Printing & Labels
- Durable Labels: Widely used in product labels, electronics, and machinery, offering unmatched tear resistance.
- Lamination Films: Perfect for documents, ID cards, and credit cards, ensuring long-lasting protection.
- Graphic Arts: Ideal for banners, decals, and holograms, benefiting from PET's excellent printability and durability.
4. Automotive
- Protective Films: Designed for paint protection and decorative interior applications.
5. Medical
- Sterile Packaging: Ensures the safety and longevity of sensitive medical devices.
6. Industrial
- Release Liners: Function as carriers for adhesives and composite materials.
7. Textiles
- Laminated Fabrics: Produce waterproof and weather-resistant materials essential for outdoor gear.
8. Specialty Applications
- 3D Printing: Utilized as substrates or supportive materials.
- Arts & Crafts: Perfect for stencils and transparent overlays.
The Challenge of Printing on PET Foils
Printing on PET foils presents challenges due to their low surface energy. To achieve superior print quality with plasma surface treatment, follow this detailed guide designed to enhance ink adhesion and printing endurance:
1. Plasma Type and Gas Selection
Oxygen Plasma
- Introduces polar functional groups like -OH and -COOH to dramatically boost surface energy.
- Significantly improves wettability, especially for water-based and solvent-based inks.
Nitrogen or Argon Plasma
- Augments cross-linking or delivers mild etching, ensuring mechanical interlocking.
- Particularly advantageous for UV-curable inks.
Mixed Gases (e.g., O + Ar)
- Blends chemical activation with physical etching for optimal results.
- Crafts surface roughness to perfectly secure ink anchoring.
2. Key Parameters Optimization
- Power: Use low power for atmospheric plasma systems; high power for vacuum systems for best outcomes.
- Treatment Time: Optimized for atmospheric systems, it ensures efficiency without compromising speed.
- Pressure:
- Vacuum plasma operates between 0.1-1 mbar, offering uniform and consistent treatment.
- Atmospheric plasma is designed to function seamlessly at ambient pressure, perfect for inline processing.
- Distance: Carefully adjust based on plasma source and PET material to guarantee uniformity and controlled heat.
3. Equipment Considerations
Atmospheric Plasma
- It is ideal for high-speed applications like roll-to-roll printing, especially for packaging and labels.
Low-Pressure Plasma
- Perfect for precision treatment, particularly in electronics or medical packaging.
Plasma Jet Arrays
- Aimed at ensuring uniform treatment across wide-format PET foils.
4. Surface Activation
Chemical Modification
- Enhances surface energy by adding polar groups to achieve a target contact angle of less than 40°.
- Boosts ink wetting capabilities and adhesion strength.
Physical Etching
- Introduces nano-scale roughness (10-50 nm Ra), significantly improving mechanical ink bonding.
Cleaning
- Effectively removes oils, additives, or dust that could impede adhesion.
5. Post-Treatment Handling
- Immediate Printing: For optimal results, print within 15-60 minutes to prevent hydrophobic recovery.
- Storage: In cases of delayed printing, store in dry, inert environments, like a nitrogen atmosphere.
- Primers: Implement adhesion promoters, such as silanes, for enhanced long-term durability.
6. Characterization and Validation
- Contact Angle Measurement: Achieve a contact angle of less than 40° with water to validate hydrophilicity.
- Ink Adhesion Tests:
- Perform a Tape Test (ASTM D3359) to assess peel resistance thoroughly.
- Apply abrasion resistance tests, such as the Sutherland Rub Tester, for durability.
- Surface Analysis:
- Utilize XPS/FTIR to verify the presence of oxygen-functional groups.
- Use AFM to measure surface roughness, aiming for a targeted Ra of 10-50 nm.
7. Industrial Implementation Tips
- Uniformity: Implement rotating electrodes or multi-jet arrays for consistent results in roll-to-roll systems.
- Ink Compatibility:
- Hydrophilic surfaces are compatible with water-based inks.
- Moderate roughness enhances anchoring for solvent and UV inks.
- Pre-Treatment Cleaning: Deploy ionized air or mild solvents, such as isopropyl alcohol, to eliminate dust and static.
8. Troubleshooting Common Issues
Poor Ink Adhesion
- Consider increasing plasma power or treatment time.
- Switch to oxygen plasma for improved results.
- Check meticulously for any surface contamination.
Over-Treatment
- If PET becomes brittle or discolored, reduce plasma power or treatment duration.
Ink Spreading Issues
- Enhance your product's surface energy with precision to perfectly align with the ink's viscosity and flow characteristics, ensuring optimal performance and seamless application.
By precisely tailoring and integrating our advanced plasma surface treatment parameters into your production line, you can remarkably boost ink adhesion and enhance print durability on PET foils. This allows you to produce vibrant, enduring prints without compromising on production efficiency.
Collaborate with the experts at Keylink Technology for unparalleled innovation.
Keylink Technology is your dedicated partner in atmospheric and low-temperature plasma systems. We provide both standard and bespoke solutions, meticulously crafted to meet your unique PET printing requirements. Reach out to us for a comprehensive evaluation of your materials and experience a significant upgrade in print quality with our specialized surface treatment expertise.
Company Profile
Certifications
Exhibition
Packaging & Shipping
FAQ
1. What is the shipping warehouse location?
Answer:Our main shipping warehouse is located in Zhejiang, China, and we ship globally via trusted logistics partners. We also accommodate customer-preferred shipping methods or carriers.
2.What is the production lead time?
Answer:Lead time varies based on order size and product type:
- For small to medium orders (e.g., 10-20 machines), the lead time is approximately 3-4 workdays.
- We expedite production to meet tight deadlines whenever possible, especially before holidays like the Spring Festival.
3.Can I customize my order (e.g., specific configurations or spare parts)?
Answer:Yes, customization is available! We can tailor machine configurations, spare parts, and accessories (e.g., nozzles or cable lengths) based on your specific requirements. Please share your customization needs during the order confirmation process.
4.What are the payment terms?
Answer:We offer flexible payment terms, including:
- Full payment before shipping
- 50% deposit upon order confirmation.
- Remaining balance before shipment.
Payments are typically made via SWIFT transfer. For long-term partners, we can explore customized payment plans based on mutual agreement.
5.What kind of after-sales support do you provide?
Answer:We offer comprehensive after-sales support, including:
- Technical Assistance: Troubleshooting via email, phone, or video calls.
- Spare Parts: Quick access to replacement parts for machines under warranty or through spare part orders.
- Documentation: User manuals, maintenance guides, and troubleshooting SOPs for all products.
- On-Site Support: For critical issues, we can dispatch technicians to your location (subject to availability and agreement).
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