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 across multiple industries for their unparalleled strength, crystal-clear transparency, superior chemical resistance, and exceptional barrier properties. This multifaceted material offers unmatched versatility and recyclability, making it the ultimate choice for both everyday essentials and specialized applications.
Applications of PET Foils in Printing
Explore a comprehensive overview of PET foil applications, where precision printing often plays a pivotal role:
1. Packaging
- Food Packaging: An essential component in snack bags, wrappers, and metallized films, providing robust barriers against moisture, oxygen, and aromas.
- Pharmaceuticals: Integral to blister packs and sterile packaging, safeguarding products against moisture and contamination.
2. Electronics
- Insulation Films: Act as protective layers in cables, capacitors (as dielectric films), and flexible printed circuits, ensuring durability and reliability.
3. Printing & Labels
- Durable Labels: Widely used in product labeling, electronics, and machinery, prized for their high tear resistance.
- Lamination Films: A staple for documents, ID cards, and credit cards, enhancing longevity and protection.
- Graphic Arts: Perfect for creating vibrant banners, decals, and holograms, benefiting from PET's excellent printability and enduring durability.
4. Automotive
- Protective Films: Vital for paint protection and decorative interior foils, enhancing aesthetics and safeguarding surfaces.
5. Medical
- Sterile Packaging: Guarantees the safety and extended lifespan of vital medical devices.
6. Industrial
- Release Liners: Function as carriers for adhesives and composites, playing a crucial role in industrial processes.
7. Textiles
- Laminated Fabrics: Used to create waterproof and weather-resistant materials, perfect for outdoor gear and equipment.
8. Specialty Applications
- 3D Printing: Serve as integral substrates or support materials in cutting-edge 3D printing projects.
- Arts & Crafts: Ideal for stencils and transparent overlays, inspiring creativity and innovation in artistic endeavors.
The Challenge of Printing on PET Foils
Navigating the complexities of printing on PET is no small feat, primarily due to its low surface energy. Elevate your printing results on PET foils with plasma surface treatment. Follow this meticulous approach to ensure optimal ink adhesion and lasting print durability:
1. Plasma Type and Gas Selection
Oxygen Plasma
- Infuses the surface with polar functional groups (-OH, -COOH), significantly boosting surface energy.
- Enhances wettability, making it ideal for both water-based and solvent-based inks.
Nitrogen or Argon Plasma
- Facilitates enhanced cross-linking or provides gentle etching for improved mechanical interlocking.
- Extremely beneficial for UV-curable inks, enhancing their performance and longevity.
Mixed Gases (e.g., O + Ar)
- Combines powerful chemical activation with precise physical etching.
- Expertly tailors surface roughness to achieve optimal ink anchoring and stability.
2. Key Parameters Optimization
- Power: Maintain low power levels for atmospheric plasma; increase for vacuum systems to achieve desired effects.
- Treatment Time: Optimized for atmospheric systems to ensure consistent speed without sacrificing effectiveness.
- Pressure:
- Vacuum plasma: Achieves a precise vacuum range of 0.1-1 mbar, ensuring a uniform and consistent treatment process.
- Atmospheric plasma: Operates efficiently at ambient pressure, perfect for seamless inline processing.
- Distance: Carefully adjust according to plasma source and PET material properties for optimal uniformity and controlled heat application.
3. Equipment Considerations
Atmospheric Plasma
- The optimal choice for high-speed roll-to-roll printing, ideal for applications like packaging and labels.
Low-Pressure Plasma
- Perfectly suited for precision tasks in electronics or medical packaging, where detail is crucial.
Plasma Jet Arrays
- Maximize uniform treatment across wide-format PET foils, ensuring consistent quality.
4. Surface Activation
Chemical Modification
- Incorporates polar groups, raising surface energy to target a contact angle of less than 40° for superior effectiveness.
- Significantly boosts ink wetting and adhesion properties.
Physical Etching
- Creates nano-scale roughness (10-50 nm Ra), enhancing mechanical ink bonding for a stronger hold.
Cleaning
- Effectively removes oils, additives, or dust that could negatively impact adhesion, ensuring a clean surface.
5. Post-Treatment Handling
- Immediate Printing: For optimal results, print within a strategic window of 15-60 minutes to prevent hydrophobic recovery.
- Storage: If printing is delayed, store in dry, inert environments, such as a nitrogen atmosphere, to maintain quality.
- Primers: Utilize adhesion promoters, such as silanes, to ensure long-term durability and performance.
6. Characterization and Validation
- Contact Angle Measurement: Aim to achieve a contact angle of less than 40° for water, confirming surface hydrophilicity.
- Ink Adhesion Tests:
- Conduct Tape Test (ASTM D3359) to assess peel resistance, ensuring strong adhesion.
- Perform abrasion resistance tests, such as the Sutherland Rub Tester, to evaluate durability.
- Surface Analysis:
- Employ XPS/FTIR to verify oxygen-functional groups for informed quality assurance.
- Utilize AFM to measure surface roughness, targeting Ra 10-50 nm for precise assessment.
7. Industrial Implementation Tips
- Uniformity: Ensure consistent coating by using rotating electrodes or multi-jet arrays within roll-to-roll systems.
- Ink Compatibility:
- Hydrophilic surfaces are ideal for water-based inks.
- Enhance solvent/UV inks anchoring with moderate surface roughness.
- Pre-Treatment Cleaning: Utilize ionized air or mild solvents, like isopropyl alcohol, to effectively remove dust and static interference.
8. Troubleshooting Common Issues
Poor Ink Adhesion
- Simply increase plasma power or exposure time to improve results.
- Consider transitioning to oxygen plasma for enhanced effectiveness.
- Ensure surfaces are free from contamination for optimal performance.
Over-Treatment
- If you notice that your PET material is becoming brittle or discolored, consider adjusting the plasma power or treatment duration. Fine-tuning these parameters can help maintain the integrity and appearance of your material.
Challenges with Ink Spreading: A Common Concern
- Enhance your ink application process by optimizing the surface energy. This ensures that the ink's viscosity and flow behavior are perfectly aligned, resulting in smooth, seamless coverage.
By meticulously fine-tuning the parameters of plasma surface treatment and seamlessly incorporating them into your production line, you can vastly enhance ink adhesion and print durability on PET foils. This process ensures vibrant, enduring prints while preserving operational efficiency.
Collaborate with Keylink Technology to Unlock New Potential
At Keylink Technology, we excel in providing both atmospheric and low-temperature plasma systems. Whether you require standard or custom solutions, we can tailor these to meet your PET printing requirements. Reach out to us for material testing and take your print quality to the next level 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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