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 celebrated in various industries for their exceptional strength, transparency, chemical resistance, and enhanced barrier properties. Their inherent versatility and recyclability seamlessly adapt to both everyday uses and specialized applications.
Applications of PET Foils in Printing
Dive into this structured overview that highlights their pivotal applications where printing is a necessity:
1. Packaging
- Food Packaging: Essential for snack bags, wrappers, and metallized films, offering robust moisture, oxygen, and aroma barriers.
- Pharmaceuticals: Ideal for blister packs and sterile packaging, securing protection against moisture and contamination.
2. Electronics
- Insulation Films: Serve as vital protective layers in cables, capacitors (as dielectric films), and flexible printed circuits.
3. Printing & Labels
- Durable Labels: Widely used for product labels, electronics, and machinery, thanks to their remarkable tear resistance.
- Lamination Films: Applied to documents, ID cards, and credit cards for enhanced longevity.
- Graphic Arts: Banners, decals, and holograms thrive with PET's superior printability and durability.
4. Automotive
- Protective Films: Essential for paint protection and decorative interior foils.
5. Medical
- Sterile Packaging: Guarantees the safety and longevity of medical devices.
6. Industrial
- Release Liners: Act as essential carriers for adhesives and composites.
7. Textiles
- Laminated Fabrics: Create waterproof and weather-resistant materials, perfect for outdoor gear.
8. Specialty Applications
- 3D Printing: Utilized as substrates or support materials, enhancing versatility.
- Arts & Crafts: Perfect for stencils and transparent overlays, expanding creative possibilities.
The Challenge of Printing on PET Foils
Navigating the challenges of printing on PET due to its low surface energy can be effortlessly overcome. To elevate printing quality on PET foils, leverage plasma surface treatment with this structured methodology to optimize ink adhesion and print durability:
1. Plasma Type and Gas Selection
Oxygen Plasma
- Introduces polar functional groups (-OH, -COOH) to significantly increase surface energy.
- Enhances wettability, especially effective for water-based and solvent-based inks.
Nitrogen or Argon Plasma
- Boosts cross-linking or provides mild etching for superior mechanical interlocking.
- Particularly beneficial for UV-curable inks.
Mixed Gases (e.g., O + Ar)
- Combines the power of chemical activation with physical etching.
- Tailors surface roughness to perfect ink anchoring.
2. Key Parameters Optimization
- Power: Maintain low for atmospheric plasma; elevate for vacuum systems.
- Treatment Time: Keep shorter for atmospheric systems to sustain speed.
- Pressure:
- Vacuum plasma: Operates between 0.1-1 mbar to ensure uniformly treated surfaces, perfect for precision applications.
- Atmospheric plasma: Functions at ambient pressure, seamlessly integrating with inline processing for consistent results.
- Distance: Fine-tune the setup based on the plasma source and specific PET material, guaranteeing even treatment and optimal heat management.
3. Equipment Considerations
Atmospheric Plasma
- Perfect for high-speed roll-to-roll printing applications such as packaging and labels, offering efficiency and quality.
Low-Pressure Plasma
- Tailored for precise treatments in specialized fields like electronics or medical packaging, ensuring reliability and performance.
Plasma Jet Arrays
- Guarantees consistent treatment across extensive PET foil formats, enhancing productivity and effectiveness.
4. Surface Activation
Chemical Modification
- Strategically adds polar groups to boost surface energy, aiming for a contact angle under 40° to optimize adhesion.
- Significantly improves ink wetting and bonding, bolstering the overall print quality and durability.
Physical Etching
- Enhances the surface with nano-scale roughness (10-50 nm Ra), fostering superior mechanical ink bonding.
Cleaning
- Efficiently eliminates oils, additives, or dust that could impede adhesion, ensuring a pristine surface ready for printing.
5. Post-Treatment Handling
- Immediate Printing: To prevent hydrophobic recovery, print within 15-60 minutes post-treatment for best results.
- Storage: If printing is postponed, store in dry, inert conditions such as a nitrogen atmosphere to preserve surface quality.
- Primers: Employ adhesion promoters like silanes to ensure long-term durability and resilience of the printed surfaces.
6. Characterization and Validation
- Contact Angle Measurement: Strive for a contact angle below 40° with water to verify the surface's hydrophilicity.
- Ink Adhesion Tests:
- Conduct Tape Test (ASTM D3359) to assess peel resistance, ensuring robust ink adhesion.
- Perform abrasion resistance tests, such as with a Sutherland Rub Tester, to gauge durability.
- Surface Analysis:
- Use XPS/FTIR techniques for oxygen-functional group verification, ensuring chemical compatibility.
- Employ AFM for roughness assessment, targeting a Ra range of 10-50 nm for optimal surface texture.
7. Industrial Implementation Tips
- Uniformity: Achieve consistency using rotating electrodes or multi-jet arrays within roll-to-roll systems.
- Ink Compatibility:
- For water-based inks, ensure a hydrophilic surface, while moderate roughness aids anchoring of solvent/UV inks.
- Solvent/UV inks: Moderate roughness enhances anchoring.
- Pre-Treatment Cleaning: Clean surfaces with ionized air or gentle solvents like isopropyl alcohol to remove dust and static efficiently.
8. Troubleshooting Common Issues
Poor Ink Adhesion
- Alleviate this by increasing plasma power or exposure time for more effective surface activation.
- Consider employing oxygen plasma to enhance surface energy and ink bonding.
- Ensure surfaces are free from contaminants that may impede adhesion.
Over-Treatment
- If PET becomes brittle or discolored, reduce plasma power or time to preserve material integrity.
Ink Spreading Issues
- Enhance the surface energy to perfectly complement ink viscosity, ensuring optimal flow behavior. Experience seamless application and superior results!
Integrate precisely optimized plasma surface treatment parameters into your production line to dramatically enhance ink adhesion and print durability on PET foils. Unlock the potential for vivid, long-lasting prints while preserving peak production efficiency.
Collaborate with Keylink Technology to elevate your business and achieve unparalleled success!
At Keylink Technology, we are renowned for specializing in atmospheric and low-temperature plasma systems. We provide both standard and bespoke solutions that are meticulously tailored to your PET printing requirements. Reach out to us to test your materials and significantly elevate your print quality with our expert surface treatment solutions.
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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