Iml Material Series
The performance index of iml material is in the domestic leading position. Our company - Hangzhou Haimu Technology Co., Ltd. didn't design to industry standards, we design and develop beyond them. Adopting only the highest quality sustainable materials, the product is China-made with purity, craft and timeless appeal in mind. It meets some of the world’s most stringent performance standards.
We always actively participate in various exhibitions, seminars, conferences, and other industry activities, whether is large or small, not only to enrich our knowledge of the industry dynamics but also to enhance the presence of our HARDVOGUE in the industry and to seek more cooperation opportunity with global customers. We also remain active in various social media, such as Twitter, Facebook, YouTube, and so on, giving global customers multiple channels to know more clearly about our company, our products, our service and to interact with us.
This solution, leveraging advanced IML technology, combines high-quality printing with durable materials for enduring, seamless results. Designed to meet modern manufacturing demands, it streamlines the labeling process by eliminating secondary labeling steps. Offering vibrant, fade-resistant visuals, it excels in applications requiring both aesthetic appeal and functional resilience.
How to choose IML materials?
- IML materials resist wear, moisture, and chemicals, maintaining integrity in harsh conditions.
- Ideal for products requiring frequent cleaning or outdoor exposure.
- Check for certifications (e.g., ISO) and material thickness to ensure durability.
- IML eliminates seams, reducing bacterial buildup and enhancing structural integrity.
- Suitable for food packaging, medical devices, and hygiene-critical environments.
- Verify smooth edges and ask about in-mold adhesion processes during selection.
- IML supports vibrant colors, intricate designs, and tailored shapes for brand differentiation.
- Used in promotional packaging, electronics, and personalized consumer goods.
- Collaborate with manufacturers for bespoke options and request digital proofs pre-production.
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Troubleshooting IML Printing Issues： A Comprehensive Guide
In-Mold Labeling (IML) is a highly efficient and popular packaging method used across a wide range of industries, including food and beverage, consumer goods, and cosmetics. However, like any manufacturing process, IML printing can face its own set of challenges. In this blog, we'll answer common questions and provide practical tips to help you troubleshoot and optimize your IML printing process.
➤Q1: What are the most common IML printing issues?
IML printing is a complex process that requires precise control over several factors. Here are some of the most frequent issues faced by manufacturers:
●Ink Smearing or Smudging
█Cause: Poor ink adhesion or improper curing.
█Solution: Ensure that the correct ink type is used for the specific material . Also, check that the curing system is properly calibrated to ensure complete curing.
●Label Positioning Problems
█Cause: Misalignment of labels during the injection molding process.
█Solution: Adjust the mold alignment and ensure that the label is properly placed before injection. You may also need to check for any irregularities in the mold's surface.
●Bubbles and Wrinkling on Labels
█Cause: Air trapped between the label and the mold or uneven heating.
█Solution: Ensure that the mold temperature is consistent and that the label is free of any contaminants before applying it.
●Print Defects (e.g., Fading, Inconsistent Colors)
█Cause: Incorrect ink viscosity or improper printing conditions.
█Solution: Review your ink formulation and printing parameters. Ensure that the printer's settings, including pressure, temperature, and speed, are properly adjusted.
➤Q2: How can I improve ink adhesion for better IML print quality?
Ink adhesion is critical for achieving a durable, high-quality print on IML labels. Here are some tips to improve ink adhesion:
●Surface Treatment:
Treat the substrate to enhance its surface energy. Methods like corona treatment or plasma treatment can increase the bonding strength between the ink and the label.
●Choosing the Right Ink:
Use inks that are specifically designed for IML applications. UV-cured inks are highly recommended for their fast drying times and excellent adhesion properties.
●Correct Temperature Control:
Maintaining the proper temperature during printing and curing ensures that the ink adheres properly. Overheating or underheating can lead to adhesion failure.
●Consistency in Ink Viscosity:
Monitor and adjust ink viscosity regularly. If it's too thick, the ink may not adhere correctly, while if it's too thin, the print may be too light or unclear.
➤Q3: What are the technical specifications to consider for IML printing?
When it comes to technical specifications for IML printing, several factors must be taken into account:
●Printer Resolution:
A printer with a resolution of at least 300 dpi is recommended to achieve sharp and clear prints.
●Ink Compatibility:
Ensure that the ink is compatible with the molding material (PP, PET, PE, etc.) and can withstand the conditions it will be exposed to.
●Mold Temperature:
Typical mold temperatures range from 180°C to 200°C. Consistent control of mold temperature is crucial to prevent defects like warping or improper label adhesion.
●Curing Time:
The curing time for UV inks typically ranges from 3 to 6 seconds depending on the lamp intensity and material. Over-curing can cause embrittlement, while under-curing can result in poor adhesion.
●Injection Pressure:
Maintaining a consistent injection pressure of around 700 to 1200 bar is essential to ensure proper mold filling and label placement.
➤Q4: How can market trends influence IML printing processes?
IML is growing rapidly due to its superior aesthetic appeal, efficiency, and sustainability. Market trends play a key role in shaping IML printing processes. Here are some trends to watch:
●Rising Demand for Sustainable Packaging:
According to Grand View Research, the global IML market size is expected to reach $8.7 billion by 2027, driven by consumer demand for eco-friendly packaging.
●Impact: This increased demand for recyclable and biodegradable materials means that IML printers must adopt inks and materials that meet sustainability standards without compromising quality.
●Advancements in Technology:
Automation and smart molding technologies are making it easier to handle more complex designs and achieve higher print quality with fewer defects. This trend is especially important for brands that require high-definition prints.
●Shorter Lead Times and Faster Turnaround:
As the e-commerce market expands, there’s increasing pressure to deliver packaging faster. According to a 2024 Packaging Trends report, manufacturers are focusing on improving the speed of IML production while maintaining print quality.
●Customization and Personalization:
Consumers are increasingly looking for personalized packaging, leading to a rise in demand for customized IML labels. This trend is pushing the industry to innovate in terms of design and printing capabilities.
➤Q5: How can I optimize my IML printing process for efficiency?
Maximizing efficiency in IML printing requires balancing speed, quality, and cost. Here are a few strategies:
●Invest in High-Quality Equipment:
High-performance printers and molders can significantly reduce the frequency of errors and defects. Opt for machines that allow for quick setup changes and consistent results.
●Monitor and Adjust Environmental Conditions:
Make sure that temperature, humidity, and airflow in the printing environment are consistent. These factors can affect ink drying, curing, and adhesion.
●Regular Equipment Maintenance:
Schedule routine maintenance checks for your printers and molds. Timely calibration and cleaning can prevent downtime and ensure optimal performance.
●Training for Operators:
Ensure that your printing team is well-trained and knowledgeable about troubleshooting common issues. A skilled operator can identify and resolve problems quickly, reducing production delays.
In-Mold Labeling (IML) is a highly efficient and popular packaging method used across a wide range of industries, including food and beverage, consumer goods, and cosmetics. However, like any manufacturing process, IML printing can face its own set of challenges. In this blog, we'll answer common questions and provide practical tips to help you troubleshoot and optimize your IML printing process.
➤Q1: What are the most common IML printing issues?
IML printing is a complex process that requires precise control over several factors. Here are some of the most frequent issues faced by manufacturers:
●Ink Smearing or Smudging
█Cause: Poor ink adhesion or improper curing.
█Solution: Ensure that the correct ink type is used for the specific material . Also, check that the curing system is properly calibrated to ensure complete curing.
●Label Positioning Problems
█Cause: Misalignment of labels during the injection molding process.
█Solution: Adjust the mold alignment and ensure that the label is properly placed before injection. You may also need to check for any irregularities in the mold's surface.
●Bubbles and Wrinkling on Labels
█Cause: Air trapped between the label and the mold or uneven heating.
█Solution: Ensure that the mold temperature is consistent and that the label is free of any contaminants before applying it.
●Print Defects (e.g., Fading, Inconsistent Colors)
█Cause: Incorrect ink viscosity or improper printing conditions.
█Solution: Review your ink formulation and printing parameters. Ensure that the printer's settings, including pressure, temperature, and speed, are properly adjusted.
➤Q2: How can I improve ink adhesion for better IML print quality?
Ink adhesion is critical for achieving a durable, high-quality print on IML labels. Here are some tips to improve ink adhesion:
●Surface Treatment:
Treat the substrate to enhance its surface energy. Methods like corona treatment or plasma treatment can increase the bonding strength between the ink and the label.
●Choosing the Right Ink:
Use inks that are specifically designed for IML applications. UV-cured inks are highly recommended for their fast drying times and excellent adhesion properties.
●Correct Temperature Control:
Maintaining the proper temperature during printing and curing ensures that the ink adheres properly. Overheating or underheating can lead to adhesion failure.
●Consistency in Ink Viscosity:
Monitor and adjust ink viscosity regularly. If it's too thick, the ink may not adhere correctly, while if it's too thin, the print may be too light or unclear.
➤Q3: What are the technical specifications to consider for IML printing?
When it comes to technical specifications for IML printing, several factors must be taken into account:
●Printer Resolution:
A printer with a resolution of at least 300 dpi is recommended to achieve sharp and clear prints.
●Ink Compatibility:
Ensure that the ink is compatible with the molding material (PP, PET, PE, etc.) and can withstand the conditions it will be exposed to.
●Mold Temperature:
Typical mold temperatures range from 180°C to 200°C. Consistent control of mold temperature is crucial to prevent defects like warping or improper label adhesion.
●Curing Time:
The curing time for UV inks typically ranges from 3 to 6 seconds depending on the lamp intensity and material. Over-curing can cause embrittlement, while under-curing can result in poor adhesion.
●Injection Pressure:
Maintaining a consistent injection pressure of around 700 to 1200 bar is essential to ensure proper mold filling and label placement.
➤Q4: How can market trends influence IML printing processes?
IML is growing rapidly due to its superior aesthetic appeal, efficiency, and sustainability. Market trends play a key role in shaping IML printing processes. Here are some trends to watch:
●Rising Demand for Sustainable Packaging:
According to Grand View Research, the global IML market size is expected to reach $8.7 billion by 2027, driven by consumer demand for eco-friendly packaging.
●Impact: This increased demand for recyclable and biodegradable materials means that IML printers must adopt inks and materials that meet sustainability standards without compromising quality.
●Advancements in Technology:
Automation and smart molding technologies are making it easier to handle more complex designs and achieve higher print quality with fewer defects. This trend is especially important for brands that require high-definition prints.
●Shorter Lead Times and Faster Turnaround:
As the e-commerce market expands, there’s increasing pressure to deliver packaging faster. According to a 2024 Packaging Trends report, manufacturers are focusing on improving the speed of IML production while maintaining print quality.
●Customization and Personalization:
Consumers are increasingly looking for personalized packaging, leading to a rise in demand for customized IML labels. This trend is pushing the industry to innovate in terms of design and printing capabilities.
➤Q5: How can I optimize my IML printing process for efficiency?
Maximizing efficiency in IML printing requires balancing speed, quality, and cost. Here are a few strategies:
●Invest in High-Quality Equipment:
High-performance printers and molders can significantly reduce the frequency of errors and defects. Opt for machines that allow for quick setup changes and consistent results.
●Monitor and Adjust Environmental Conditions:
Make sure that temperature, humidity, and airflow in the printing environment are consistent. These factors can affect ink drying, curing, and adhesion.
●Regular Equipment Maintenance:
Schedule routine maintenance checks for your printers and molds. Timely calibration and cleaning can prevent downtime and ensure optimal performance.
●Training for Operators:
Ensure that your printing team is well-trained and knowledgeable about troubleshooting common issues. A skilled operator can identify and resolve problems quickly, reducing production delays.
Packaging today does more than just keep products safe- it speaks for your brand, catches customers' eyes, follows regulations, and supports eco-friendly goals. That's why businesses now want packaging partners who are fast, smart, and sustainable. Hardvogue has built a strong name by putting customers first, investing in innovation, and using top-tier production tools. Hardvogue, headquartered in Canada, operates six intelligent manufacturing bases in China, serving over 280 customers in 225 countries, including globally renowned brands such as Anheuser-Busch InBev, Heineken, and Carlsberg.
Here are the reasons why companies trust Hardvogue Packaging Material Manufacturer.
1. Proven Industry Experience & Global Reach
Hardvogue has over 20 years of expertise in the packaging materials industry. Headquartered in British Columbia, we operate six intelligent manufacturing facilities in China. Our products are sold in multiple countries, and we work with high-end clients in the food, beverage, personal care, and tobacco industries.
Things to Remember
More than 20 years of experience in the packaging business
Manufacturing in China, with headquarters in Canada
Exporting to more than 250 nations on six continents
Over $1.5 billion in income annually
2. Leading R&D and Patented Innovation
The foundation of Hardvogue's business is its innovation. The company has a strong R&D department that has produced 62 novel product innovations and more than 58 patents. They consistently push the limits of packaging by collaborating with institutions and utilizing the latest labs.
Innovative Achievements
Fifty-eight patents and 62 unique innovations
Metalized paper that retains ink for crisper, more readable printing
Creation of biodegradable, plastic-free barrier paper
Specialized coatings with gas-blocking, oil-proof, and waterproof properties
Continuous R&D expenditure of more than RMB 50 million
3. Advanced and High-Volume Production Capabilities
Hardvogue's factories use the latest technology from Germany, Japan, and the UK. This enables the rapid and large-scale Packaging Material Manufacturer of a variety of packaging materials, such as films and laminated boards.
Manufacturing Capacity
7 BOPP film lines that can make roughly 130,000 tons of film each year
Thirty thousand tons of aluminum are produced annually by six vacuum aluminum plating machines (Leybold & Von Ardenne).
20 production lines for adhesives: more than 10 million m² daily
Swiss and German laminating techniques for high-end finishes
Systems for freezing, coating, and cutting with extreme precision to stop warping
Product Type
Equipment & Capacity Highlights
BOPP Film
7 automated lines (Germany, UK, Japan); annual output ~130,000 tons
Metallized Paper
6 vacuum-plating units (incl. Leybold, Von Ardenne); output ~30,000 tons/year
Adhesive Material
20 production lines producing up to 10 million m² daily
Laminated Cardboard
German lamination lines; moisture/oil resistance +35%, 60% compression strength increase
4. Rigorous Quality Control and Smart Manufacturing
Hardvogue is committed to excellence and has established a comprehensive quality control process, covering every step from raw materials to finished product. The company uses smart factory automation tools to monitor every production step, ensuring the highest possible product consistency and minimizing defects. Its quality system meets international performance and safety standards.
Quality Control Systems Include:
SCADA systems for process automation
Nitrogen freezing technique to preserve the integrity of the paper
Several quality control phases, including raw materials, in-process, and post-production
Material traceability using test findings that have been preserved for up to two years
5. Extensive Customization and Regional Adaptation
Hardvogue has flexible solutions that may suit the needs of any product, area, or business. They offer some of the best options for customization in the industry, including the ability to change the material thickness, as well as the coatings and barrier layers.
Customization Options:
Size, thickness, and formula adjustment based on customer requirements
Control of the aluminum layer for opacity and barrier strength
Lamination with a personal touch, gloss/matte textures, and embossing
Regulations, humidity, and temperature variations by region
Some coatings are anti-fog, anti-static, and anti-counterfeit.
6. Full-Service, One-Stop Packaging Solutions
Hardvogue is a true end-to-end partner. The business offers a vertically integrated strategy that makes supply chains more efficient, shortens lead times, and ensures quality at every step, from initial consultation to post-delivery support.
Service Workflow:
Consultation before production and packaging design
Sources of raw materials and formula matching
Internal production, coating, and lamination
Coordinating delivery and storage around the world
On-site assistance and extended support after the sale
7. Sustainability and Compliance Focus
Hardvogue is leading the way in creative eco-packaging, a trend that companies worldwide are following. Their goods are made to meet worldwide environmental standards, encourage recycling, and reduce plastic usage.
Sustainability Features:
Eco-paperboard with films that break down in the environment
Barrier paper made without plastic for food and pharmaceutical packaging
Technology for marine bio-coating is being developed
Following all EU and FDA requirements completely
8. Industry-Specific Packaging Solutions
The company is aware that various sectors have varied needs when it comes to coatings, materials, and certifications. They provide focused solutions for essential industries, enhancing safety, branding, and performance.
Industry Applications:
Food and Drink: high-barrier IML films, metalized pouches, and food-safe liners
Cosmetics: For a high-end effect, utilize cast-coated paper and holographic finishes on your cosmetics.
Pharma: Laminated constructions resistant to gas and moisture
Tobacco: Superior print fidelity and tear-resistant inner lining
Electronics & Industrial: Oil-proof packaging, labels, and heat-shrinkable films
The Bottom Line
In a world where packaging has turned into a strategic commercial advantage, you need a true partner, not just a vendor. Hardvogue is known to be a Packaging Material Manufacturers that exceed expectations by combining science, sustainability, and scalability.
Hardvogue helps companies develop safer packaging that is better for the environment and more visually appealing by utilizing flexible material structures, achieving industry certifications, and being entirely dedicated to quality and innovation. Hardvogue is a leading company in functional packaging, offering an excellent choice for businesses that want to stand out while also being environmentally responsible.
They sell a wide range of other products, including biodegradable films that are effective and metalized paper suitable for food packaging.
Are you ready to improve your packaging? To get technical specifications, receive a free consultation, or start creating your next packaging solution, contact Hardvogue Packaging Material Manufacturer.
Here are the reasons why companies trust Hardvogue Packaging Material Manufacturer.
1. Proven Industry Experience & Global Reach
Hardvogue has over 20 years of expertise in the packaging materials industry. Headquartered in British Columbia, we operate six intelligent manufacturing facilities in China. Our products are sold in multiple countries, and we work with high-end clients in the food, beverage, personal care, and tobacco industries.
Things to Remember
More than 20 years of experience in the packaging business
Manufacturing in China, with headquarters in Canada
Exporting to more than 250 nations on six continents
Over $1.5 billion in income annually
2. Leading R&D and Patented Innovation
The foundation of Hardvogue's business is its innovation. The company has a strong R&D department that has produced 62 novel product innovations and more than 58 patents. They consistently push the limits of packaging by collaborating with institutions and utilizing the latest labs.
Innovative Achievements
Fifty-eight patents and 62 unique innovations
Metalized paper that retains ink for crisper, more readable printing
Creation of biodegradable, plastic-free barrier paper
Specialized coatings with gas-blocking, oil-proof, and waterproof properties
Continuous R&D expenditure of more than RMB 50 million
3. Advanced and High-Volume Production Capabilities
Hardvogue's factories use the latest technology from Germany, Japan, and the UK. This enables the rapid and large-scale Packaging Material Manufacturer of a variety of packaging materials, such as films and laminated boards.
Manufacturing Capacity
7 BOPP film lines that can make roughly 130,000 tons of film each year
Thirty thousand tons of aluminum are produced annually by six vacuum aluminum plating machines (Leybold & Von Ardenne).
20 production lines for adhesives: more than 10 million m² daily
Swiss and German laminating techniques for high-end finishes
Systems for freezing, coating, and cutting with extreme precision to stop warping
Product Type
Equipment & Capacity Highlights
BOPP Film
7 automated lines (Germany, UK, Japan); annual output ~130,000 tons
Metallized Paper
6 vacuum-plating units (incl. Leybold, Von Ardenne); output ~30,000 tons/year
Adhesive Material
20 production lines producing up to 10 million m² daily
Laminated Cardboard
German lamination lines; moisture/oil resistance +35%, 60% compression strength increase
4. Rigorous Quality Control and Smart Manufacturing
Hardvogue is committed to excellence and has established a comprehensive quality control process, covering every step from raw materials to finished product. The company uses smart factory automation tools to monitor every production step, ensuring the highest possible product consistency and minimizing defects. Its quality system meets international performance and safety standards.
Quality Control Systems Include:
SCADA systems for process automation
Nitrogen freezing technique to preserve the integrity of the paper
Several quality control phases, including raw materials, in-process, and post-production
Material traceability using test findings that have been preserved for up to two years
5. Extensive Customization and Regional Adaptation
Hardvogue has flexible solutions that may suit the needs of any product, area, or business. They offer some of the best options for customization in the industry, including the ability to change the material thickness, as well as the coatings and barrier layers.
Customization Options:
Size, thickness, and formula adjustment based on customer requirements
Control of the aluminum layer for opacity and barrier strength
Lamination with a personal touch, gloss/matte textures, and embossing
Regulations, humidity, and temperature variations by region
Some coatings are anti-fog, anti-static, and anti-counterfeit.
6. Full-Service, One-Stop Packaging Solutions
Hardvogue is a true end-to-end partner. The business offers a vertically integrated strategy that makes supply chains more efficient, shortens lead times, and ensures quality at every step, from initial consultation to post-delivery support.
Service Workflow:
Consultation before production and packaging design
Sources of raw materials and formula matching
Internal production, coating, and lamination
Coordinating delivery and storage around the world
On-site assistance and extended support after the sale
7. Sustainability and Compliance Focus
Hardvogue is leading the way in creative eco-packaging, a trend that companies worldwide are following. Their goods are made to meet worldwide environmental standards, encourage recycling, and reduce plastic usage.
Sustainability Features:
Eco-paperboard with films that break down in the environment
Barrier paper made without plastic for food and pharmaceutical packaging
Technology for marine bio-coating is being developed
Following all EU and FDA requirements completely
8. Industry-Specific Packaging Solutions
The company is aware that various sectors have varied needs when it comes to coatings, materials, and certifications. They provide focused solutions for essential industries, enhancing safety, branding, and performance.
Industry Applications:
Food and Drink: high-barrier IML films, metalized pouches, and food-safe liners
Cosmetics: For a high-end effect, utilize cast-coated paper and holographic finishes on your cosmetics.
Pharma: Laminated constructions resistant to gas and moisture
Tobacco: Superior print fidelity and tear-resistant inner lining
Electronics & Industrial: Oil-proof packaging, labels, and heat-shrinkable films
The Bottom Line
In a world where packaging has turned into a strategic commercial advantage, you need a true partner, not just a vendor. Hardvogue is known to be a Packaging Material Manufacturers that exceed expectations by combining science, sustainability, and scalability.
Hardvogue helps companies develop safer packaging that is better for the environment and more visually appealing by utilizing flexible material structures, achieving industry certifications, and being entirely dedicated to quality and innovation. Hardvogue is a leading company in functional packaging, offering an excellent choice for businesses that want to stand out while also being environmentally responsible.
They sell a wide range of other products, including biodegradable films that are effective and metalized paper suitable for food packaging.
Are you ready to improve your packaging? To get technical specifications, receive a free consultation, or start creating your next packaging solution, contact Hardvogue Packaging Material Manufacturer.
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we welcome custom designs and ideas and is able to cater to the specific requirements.
Global leading supplier of label and functional packaging material
We are located in Britsh Colombia Canada, especially focus in labels & packaging printing industry. We are here to make your printing raw material purchasing easier and support your business.
Email: sales@hardvogueltd.com
Tel/Whatsapp: +1 604 818 0316
China office: Hangzhou haimu technology limited