XINXIA New Material Co., Ltd
                                                                                                           
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Glass Glue Aluminum Foil Cap Liner Coated Cardboard Induction Sealing Caps Sheet ; Induction Seal Liner for Food, Cosmetic & Daily Chemical Packaging

Price Negotiable
Price: 0.1USD/PCS
MOQ: 20000PCS
Delivery Time: 5-8 working days
Brand: XINXIA
Product Description
Induction Seal Liner for Food, Cosmetic & Daily Chemical Packaging
Aluminum Foil Sealing Liner for Plastic & Bottle Cap Sealing

Safe sealing, strong barrier protection, and reliable induction performance for food, cosmetics, and daily chemical packaging.
Our induction seal liners are engineered for packaging containers that require secure sealing, leak prevention, freshness protection, and tamper evidence. With a multi-layer structure including paperboard, PET film, aluminum foil, PE sealing film, and EVA adhesive coating, this sealing liner provides excellent sealing performance for a wide range of bottle and jar applications.

It is widely used in food packaging, cosmetic containers, and daily chemical product bottles, helping brands improve product safety, shelf appeal, and transportation reliability.


Product Overview

Our induction seal liner is a high-performance sealing material designed for bottle caps and container closures. It uses a multi-layer laminated structure that enables fast induction sealing, strong adhesion, and reliable barrier protection. After sealing, the liner helps protect the contents from leakage, moisture, contamination, and external air exposure.

This product is especially suitable for manufacturers and packaging companies in the following industries:

  • Food packaging
  • Cosmetic packaging
  • Daily chemical packaging
  • Plastic bottle and jar packaging
  • Health and personal care product packaging

Whether you need a sealing liner for plastic bottles, cosmetic jars, food containers, or chemical packaging bottles, we can provide a stable and customizable sealing solution.


Product Features
1. Excellent Sealing Performance

The liner forms a tight seal on the bottle mouth after induction sealing, helping reduce leakage risk during storage, transportation, and retail display.

2. Strong Barrier Protection

The aluminum foil layer provides effective resistance against moisture, odor, air, and contamination, helping maintain product freshness and quality.

3. Multi-Layer Structure for Stable Performance

Made with quality paperboard, PET film, aluminum foil, PE sealing film, and EVA adhesive coating, the liner offers stable sealing results and reliable structural integrity.

4. Easy to Tear

The PE sealing film is designed for convenient opening, improving the end-user experience while maintaining good sealing security.

5. Suitable for Multiple Industries

Ideal for food, cosmetics, skincare, household cleaners, and various daily chemical products.

6. Good Thermal Performance

The layered structure supports induction sealing efficiency and quick heat response, making it suitable for automated sealing lines.

7. Safe and Odorless Material Design

The aluminum foil layer features odorless and non-toxic characteristics, making it suitable for packaging applications with higher product protection requirements.

8. Customizable for Different Packaging Needs

Available for different cap sizes, bottle mouth structures, and packaging requirements.


Product Structure
Components of the Induction Seal Liner
The First Layer: Paperboard

Provides support, resilience, and sealing structure stability.

PET Film
  • Color: Transparent
  • Thickness: 0.012 mm
  • Feature: Thermal endurance 120°C–150°C
AL Aluminum Foil
  • Color: Silvery
  • Thickness: 0.012 mm
  • Features:
    • High heat conductivity
    • Instant heat generation during induction
    • Odorless
    • Non-toxic
    • Good barrier resistance
Homemade PE Sealing Film
  • Color: Semi-transparent
  • Thickness: 0.03 mm–0.05 mm
  • Features:
    • Easy to tear
    • Thermal endurance 80°C–90°C
Glass Cement Coating (EVA)
  • Material: EVA
  • Color: Semi-transparent
  • Thickness: 0.06 mm–0.08 mm
  • Function: Helps create effective adhesion during sealing

How to Use
Usage Instructions
Method 1

Stick the surface of the PE sealing film tightly to the rim of the bottle mouth, then seal it through the induction sealing machine.

Method 2

Insert the liner into the bottle cap with the milk-white surface facing inward and the PE sealing film surface facing outward. Tighten the cap, then seal it through the induction machine.


Applications

Our induction seal liners are widely used in:

Food Packaging
  • Sauce bottles
  • Powder containers
  • Candy jars
  • Beverage powder packaging
  • Health food bottles
  • Spice containers
Cosmetic Packaging
  • Cream jars
  • Lotion bottles
  • Serum containers
  • Facial mask packaging
  • Hair care bottles
  • Beauty supplement containers
Daily Chemical Packaging
  • Laundry detergent bottles
  • Household cleaner bottles
  • Disinfectant containers
  • Shampoo bottles
  • Hand wash packaging
  • Liquid soap bottles

Product Advantages
Secure Seal for Better Product Protection

The liner helps reduce leakage, contamination, and tampering risks, improving packaging reliability from factory to end customer.

Better Shelf-Life Support

The aluminum foil barrier helps protect products against moisture, air, and odor transfer, making it ideal for products requiring freshness retention.

User-Friendly Opening Experience

The PE sealing layer is easy to tear, which improves convenience for consumers without sacrificing sealing performance.

Compatible with Automated Production

The material structure is suitable for induction sealing processes and can support efficient packaging lines.

Suitable for Multiple Packaging Markets

One liner solution can be adapted for food, cosmetic, and daily chemical packaging, helping customers simplify sourcing.


Why Choose Us
1. Focus on Packaging Sealing Solutions

We specialize in packaging sealing materials and understand the real needs of bottle, cap, and container manufacturers.

2. Stable Product Quality

From material selection to lamination and finished product inspection, we focus on consistency and sealing reliability.

3. Customization Support

We can support different sizes, structures, thickness requirements, and packaging applications according to your project.

4. Suitable for Export and OEM Business

We understand the needs of international B2B buyers and support long-term supply for packaging manufacturers and brand owners.

5. Responsive Service for Inquiry Conversion

We can assist with product matching, sample testing, and sealing structure recommendations to help buyers move faster from inquiry to order.


Technical Specifications
Component Details
Component Details
The First Layer Paperboard Specific parameters shown in the table below
PET Film Transparent; Thickness: 0.012 mm; Thermal Endurance: 120°C–150°C
AL Aluminum Foil Silvery; Thickness: 0.012 mm; High heat conductivity; Instant heat generation; Odorless; Non-toxic; Good barrier resistance
Homemade PE Sealing Film Semi-transparent; Thickness: 0.03 mm–0.05 mm; Easy to tear; Thermal Endurance: 80°C–90°C
Glass Cement Coating EVA material; Semi-transparent; Thickness: 0.06 mm–0.08 mm

Specific Parameters of the Paperboard
Quantitative Data Tolerance Thickness (Micron) Taber Stiffness (CD/MD)
210 ±4% 400 4.6 / 10
220 ±4% 415 5.2 / 11.5
260 ±4% 500 8.5 / 18.5
270 ±4% 540 9.2 / 20
280 ±4% 560 10 / 21.5
290 ±4% 580 10.6 / 23
315 ±4% 620 11.5 / 25
340 ±4% 680 13.2 / 23.8
340 ±4% 700 14 / 30

Paperboard Properties
Property Value
Water Content % 7.5 ± 1.5
Bonding Strength Between Interlayers ≥100 J/㎡
Brightness % ≥73/73
Paper PH 7.0 ± 0.5

Customization Options

We support customized induction seal liner solutions for different packaging applications:

  • Custom diameter and size
  • Different liner structures
  • Different thickness combinations
  • Suitable matching for bottle caps and containers
  • OEM packaging support
  • Application-based material recommendations

If you can provide your cap size, bottle mouth diameter, sealing machine type, and filling product type, we can recommend a more suitable liner structure for your project.


FAQ
1. What is an induction seal liner used for?

An induction seal liner is used to seal bottles and containers through electromagnetic induction. It helps prevent leakage, contamination, moisture entry, and tampering.

2. What industries can use this sealing liner?

This product is suitable for food packaging, cosmetic packaging, and daily chemical packaging, as well as other bottle and container sealing applications.

3. Is the liner easy to open after sealing?

Yes. The PE sealing film is designed to be easy to tear, making it convenient for end users.

4. What kind of containers is this liner suitable for?

It is commonly used for plastic bottles, jars, cosmetic containers, and packaging containers with matching caps.

5. Can you customize the liner size?

Yes. We can customize the liner according to your cap size, bottle mouth diameter, and sealing application.

6. Does the aluminum foil provide barrier protection?

Yes. The aluminum foil layer helps improve barrier performance against air, moisture, and odor transfer.

7. Is this liner suitable for food packaging?

Yes. It is widely used in food packaging containers that require secure sealing and freshness protection.

8. Can this be used in cosmetic packaging?

Yes. It is suitable for creams, lotions, serums, masks, and other cosmetic or personal care product packaging.

9. What information is needed for quotation?

For a faster quotation, please send:

  • Bottle mouth diameter
  • Cap type
  • Product filling type
  • Required liner structure
  • Order quantity
  • Application industry
10. Do you provide samples?

Yes. Samples can be provided for sealing tests and compatibility checking.


SEO Product Description

Our induction seal liners are designed for secure bottle sealing in food, cosmetic, and daily chemical packaging. Featuring a multi-layer structure of paperboard, PET film, aluminum foil, PE sealing film, and EVA adhesive coating, these liners offer strong sealing, easy opening, and excellent barrier resistance. Suitable for plastic bottles, jars, and various packaging containers, our induction sealing liners help improve product safety, freshness, and transport reliability. Custom sizes and OEM solutions are available for global packaging companies.


SEO Title

Induction Seal Liner for Food, Cosmetic & Daily Chemical Packaging

Meta Description

High-quality induction seal liner with aluminum foil, PET film, PE sealing film, and EVA coating for food, cosmetic, and daily chemical packaging. Custom sizes, strong sealing, OEM support.

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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company XINXIA New Material Co., Ltd
Location No. 6 Factory Building, No. 169 Shimen Road, Kunshan City, Jiangsu Province
Contact Person XU FENG

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