In-mold Labeling
Your Professional In-mold Labeling Supplier
Our goal is to be your reliable partner for in-mold labeling in China. Hengji Mould & Plastic Co.,ltd is specialized in designing and manufacturing of plastic injection molds for automobile interiors&exteriors and lights, as well as injection molding service. We have a skilled engineering team dedicated to refining every stage, from product development and process improvement to production oversight, ensuring every product delivered meets rigorous quality and performance standards. The price is competitive and the product is quality-assured, which is a good choice for your long-term cooperation
Why choose us
Production equipment
We have CNC machining centers, five-axis high-speed milling machines, deep-hole drills, EDMs, mold clamping machines, injection molding machines, coordinate measuring machines, and other processing and testing equipment.
Quality control
We strictly adhere to the ISO9001 quality management system and continuously strive for excellent product quality.
Our team
We have a design team staffed with experts in CAE/mold flow analysis, automotive interior and exterior design, and mid- to senior-level technicians. We are a strong and capable team.
Our services
Our team of experts will recommend the most suitable products according to customer needs and provide detailed consultation, we ensure timely delivery, and we provide long-term service support.

Shape versatility: The in-mold labeling process can accommodate a variety of packaging shapes, such as round, oval, square, and rectangular, as well as the lids of the packages, with seamless, consistent coverage.
Advanced aesthetics: In-mold labeling makes it possible to incorporate a wide variety of textures, colors, finishes (including metallics), and high-resolution images. This creates a richer, more vibrant appearance than what can be achieved with traditional adhesive paper and plastic labels.
Highly functional: In-mold labeling supports features that enhance brand appearance and functionality.
Durability: In-mold labeling parts have superior wear and scratch resistance compared to traditional decorating methods or adhesive labels. In-mold labeling is heat resistant, humidity-resistant, and temperature stable, making it ideal for microwavable, frozen, and refrigerated products.
Sustainability: The final product is fully recyclable because the label and product are the same material. They do not have to be separated prior to being placed in the recycling stream, making the recycling process more efficient.
Specification of In-mold Labeling
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Aspect |
In-Mold Labeling (IML) |
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Aesthetics |
Seamless integration with high-quality graphics and no visible edges |
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Cost Efficiency |
Cost-effective in high volumes; reduces the need for separate labeling steps |
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Production Speed |
Integrated process can be slower initially but efficient for large runs |
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Environmental Impact |
Environmentally friendly; reduces waste by combining labeling and molding |
Features of In-mold Labeling
Full surface coverage
Labels conform to the exact shape of the product, allowing for decoration of complex, textured, and 3D geometries.
Integrated and durable bond
The label is permanently bonded to the plastic during molding, creating a single product with no label edges to lift, snag, or peel.
Temperature stability
Labels can withstand refrigeration, freezing, and microwave use, depending on the thermoplastic used.
Recyclability
Because the label and the container are made from compatible plastic materials (like polypropylene or polyethylene), they can be recycled together.
Automotive: The process labels durable components such as car dashboards and trims, providing wear-resistant and visually appealing information.
Electronics: Consumer electronics manufacturers use iml for durable, high-quality graphics on parts like notebook computers and cell phones.
Food and beverage: Iml is widely used for containers like bottles, cups, and lids, providing durable and attractive branding for products exposed to moisture.
Consumer goods: From personal care to household items, iml offers visually appealing and long-lasting graphics for various containers.

Production Process of In-mold Labeling
Label inserted
Before the molten plastic is injected into the mold, the pre-printed label is inserted into the mold. The labels are typically made from the same or similar material as the plastic substrate (such as polypropylene) to ensure they can firmly bond during the molding process.
Plastic injected
Molten plastic is injected into the mold cavity. At this point, the high temperature and high pressure of the plastic allow it to perfectly fill every corner of the mold while encapsulating the label.
Plastic & label merged
During the molding process, the label fuses with the plastic part. As the molten plastic cools and solidifies, it embeds the label firmly into the product’s surface, making it an integral part of the product.
Iml product
The finished plastic product with the label is ejected from the mold. At this stage, the label is fully integrated into the plastic product, forming a smooth, seamless surface without the issues of edge lifting, peeling, or wear associated with traditional labels.
Packing and Shipping of In-mold Labeling
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Packing |
Box |
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Shipping |
Shipped by road, sea, rail |
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