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Views: 222 Author: Lake Publish Time: 2025-03-22 Origin: Site
Content Menu
● Introduction to Induction Seal Liners for 55mm Glass Bottles
● Key Criteria for Selecting a 55mm Glass Bottle Liner
● Top Induction Liner Options for 55mm Glass Bottles
>> 1. One-Piece GlassFuze™ Liners
>> 2. Two-Piece Wax-Backed Liners
● Step-by-Step Sealing Process for 55mm Glass Bottles
>> 1. Prepare the Bottle and Cap
>> 3. Set Induction Sealer Parameters
● Industry Applications of 55mm Glass Bottle Liners
>> 3. Cosmetics
● Environmental and Cost Benefits
● FAQ
>> 1. How do I measure a 55mm glass bottle for liner size?
>> 2. Can I use plastic liners on glass bottles?
>> 3. What causes seal failure in glass bottles?
>> 4. Are 55mm liners recyclable?
>> 5. Do suppliers offer custom-printed liners?
Induction seal liners are vital for ensuring product safety and freshness in glass bottle packaging, especially for 55mm containers. These liners create hermetic, tamper-evident seals through electromagnetic induction, preventing leaks and contamination. Choosing the best liner involves understanding material compatibility, sealing parameters, and supplier reliability. This article provides a comprehensive guide to selecting and applying the optimal induction seal liner for 55mm glass bottles.
A 55mm induction seal liner is a multi-layered component inserted into a cap. When exposed to an induction sealer, its aluminum foil layer heats up, bonding a polymer coating to the glass bottle's lip. This creates an airtight barrier, critical for industries like pharmaceuticals, food, and cosmetics. Key components include:
- Aluminum Foil Layer (20–40 microns): Conducts heat during sealing.
- Polymer Coating (e.g., GlassFuze™): Bonds to glass surfaces.
- Backing Material (pulp, foam, or cardboard): Provides structural support.
- Glass-Specific Polymers: Use liners with GlassFuze™ or similar coatings to ensure adhesion to glass. Avoid standard polymers (e.g., LDPE) designed for plastics.
- Aluminum Foil Thickness: 20–40 microns balances conductivity and durability.
- Diameter: Measure the bottle's outer opening and add the threading width. For 55mm liners, ensure a tolerance of ±0.15mm.
- Thickness: 0.6–1.5mm, depending on application (e.g., 0.8mm for standard glass bottles).
- Certifications: Choose suppliers with ISO 9001 or FDA compliance.
- Customization: Opt for manufacturers offering printed logos or embossed designs.
- Structure: PET12/Aluminum20/GlassFuze40.
- Advantages:
- Tamper-evident residue on opening.
- No residue left in the cap.
- Applications: Pharmaceuticals, premium beverages.
- Structure: Cardboard/Aluminum20/Wax/GlassFuze40.
- Advantages: Resealable backing for multi-use products.
- Applications: Olive oil, condiments.
- Structure: Breathable membrane + GlassFuze coating.
- Advantages: Prevents pressure buildup in volatile liquids (e.g., cleaning agents).
- Clean the bottle lip with alcohol to remove debris.
- Insert the liner into the cap (foil side facing the bottle).
- Recommended Torque: 8–12 inch-pounds (as per [SKS Bottle guidelines](https://www.sks-bottle.com/InductionSealing.html)).
- Consequences of Incorrect Torque:
- Under-tightening: Weak seal.
- Over-tightening: Cracked glass.
- Power: 30–40% for standard liners.
- Dwell Time: 1–2 seconds.
- Head Distance: Maintain 1/8 inch (3mm) between the sealer and cap.
| Parameter | Recommendation |
|---|---|
| Power | 30–40% |
| Dwell Time | 1–2 seconds |
| Head Distance | 3mm (1/8 inch) |
- Vacuum Decay Test: Detects micro-leaks.
- Dye Penetration Test: Identifies weak seals using colored dye.
- Use Case: Syrups, injectables.
- Liner Type: One-piece with tamper evidence.
- Use Case: Premium oils, vinegar.
- Liner Type: Two-piece with resealable backing.
- Use Case: Serums, essential oils.
- Liner Type: Printed GlassFuze™ liners for branding.
- Reduced Waste: Hermetic seals minimize product spoilage.
- Bulk Discounts: MOQs as low as 100 units (U.S. Solid) reduce costs.
The best induction seal liner for a 55mm glass bottle combines GlassFuze™ polymer, precise sizing (±0.15mm), and supplier reliability. One-piece liners suit pharmaceuticals, while two-piece options are ideal for resealable products like oils. By adhering to torque guidelines (8–12 in-lbs) and sealer settings (30–40% power), businesses ensure leak-proof, tamper-evident packaging. Partnering with certified suppliers like U.S. Solid or Action Pack guarantees quality and compliance.
Measure the outer diameter of the bottle opening and add the threading width. For accuracy, refer to supplier templates.
No. Glass requires specialized coatings like GlassFuze™ for adhesion. Standard polymers (LDPE, PET) fail on glass.
Common causes include incorrect torque, contaminated bottle lips, or insufficient dwell time.
Yes, but separate aluminum foil from backing materials before recycling.
Yes. Companies like Action Pack Enterprises provide logo printing and embossing.
[1] https://www.sks-bottle.com/InductionSealing.html
[2] https://chd-paperpacking.en.made-in-china.com/product/fAHpzwXOgnWU/China-24mm-26mm-28mm-30mm-35mm-37mm-38mm-44mm-55mm-69mm-Aluminum-Foil-Cap-Liner-Resistant-Tamper-Induction-Heat-Sealer-Sealing-Liners-for-Glass-Bottle-Jar-Lid.html
[3] https://ussolid.com/products/aluminum-foil-cap-liner-for-glass-bottle-lid-induction-sealing-html
[4] https://www.usplastic.com/catalog/item.aspx?itemid=122877
[5] https://www.actionpackenterprises.com/induction-wads.html
[6] https://www.aliexpress.com/i/1005008356262065.html
[7] https://www.indiamart.com/proddetail/55mm-induction-sealing-wad-26422473988.html
[8] https://www.wanqipk.com/why-use-induction-seal-liners-for-55mm-glass-bottles.html
[9] https://www.alibaba.com/product-detail/Heat-Induction-Seal-Liner-for-PET_1600374892513.html
[10] https://shopee.com.my/5000pcs-For-induction-sealing-55mm-glass-bottle-lid-liners-seals-A-i.49861605.16590650818