LDPE Inner Liner Bag
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Product Introduction
LDPE Inner Liner Bag – Industrial-Grade Protection for Bulk Materials
When you're dealing with important powders, granules, or fluid crude materials, item keenness things. Our LDPE inner liner bag is built to convey industrial-grade assurance with demonstrated execution. Made by Rizhao Jinlida Plastic Co., Ltd.—backed by over 30 a long time of plastics ability and an 8,600㎡ cutting edge facility—these liners bolster loads surpassing 20kg, offer thickness choices from 1.5 to 5 mil, and come in sizes extending from 30×40cm to 90×120cm. With progressed multi-layer co-extrusion innovation and send out encounter over 40+ nations, we guarantee each liner meets strict obstruction prerequisites to avoid oxidation, defilement, and dampness damage.
What Is an LDPE Inner Liner Bag?
An product is your to begin with line of defense interior drums, boxes, or FIBCs. It makes a clean, waterproof obstruction that stops moisture-induced clumping, item filtering, and cross-contamination.
Think of it as a sterile shield. It wraps around your high-value materials—whether they're hygroscopic powders or touchy chemicals—keeping them unadulterated from fill to discharge.
Why LDPE?
Low-Density Polyethylene brings adaptability and quality together. It extends up to 600% without tearing. It stands up to acids, antacids, and oils. And it seals tight with warm, locking out the environment.
You get a delicate however intense pack that molds to your container's shape, disposes of dead zones, and purges cleanly.
Key Features & Benefits
Barrier Performance You Can Trust
Our liners piece water vapor, earth, and contaminants. Your items remain dry and uncontaminated.
Elastic & Tear-Resistant
High stretching implies the sack extends without breaking. Cut resistance ensures against sharp granules.
Chemical Compatibility
Safe for utilize with fine chemicals, powder coatings, and fluid crude materials. Safe to a wide range of mechanical substances.
Load-Bearing Capacity
Designed for 8–50kg commercial applications. Strengthened seals handle bulk filling without failure.
Cost-Effective & Versatile
Available in layflat or gusseted styles. FDA-compliant choices for food-grade needs. 100% recyclable (Plastic Code 4).
Technical Specifications
| Parameter | Details |
|---|---|
| Material | LDPE (Low-Density Polyethylene) |
| Thickness | 1.5 mil – 5 mil (40–150 microns) |
| Size Range | 30×40cm – 90×120cm (customizable) |
| Load Capacity | 8–50kg |
| Density | 0.910–0.930 g/cm³ |
| Elongation | Up to 600% |
| Compliance | FDA 21 CFR 177.1520, EC 1935/2004 |
Custom sizes, thicknesses, and colors available. OEM/ODM service supported.
Common Applications
Industrial Packaging
Line drums and FIBCs for powders, granules, and bulk solids. Prevent product contamination from woven seams.
Fine Chemicals
Protect hygroscopic or reactive materials from moisture and oxygen exposure.
Food Industry
Package cereals, frozen foods, and dry ingredients. Maintain freshness with a certified food-grade barrier.
Pharmaceuticals
Store raw materials, medical supplies, and diagnostic kits in sterile, contaminant-free conditions.
Agriculture
Protect seeds, fertilizers, and pesticides during storage and transport.
How to Use Your Liner
- Place the liner loosely inside your drum, box, or FIBC.
- Smooth out wrinkles to ensure full coverage and maximize protection.
- Secure the top with tape, clips, or by folding over the container edge.
- Load your product evenly to avoid stress on seals.
- Heat-seal or tie off the liner before closing the outer container.
Form-fit liners shaped to your container eliminate folds that trap product, ensuring efficient discharge.
Quality Control You Can Rely On
Each LDPE inner liner bag experiences multi-stage testing:
- Dart Drop Affect Test (ASTM D1709): Affirms cut resistance.
- Tensile Quality Testing (ASTM D882): Approves load-bearing performance.
- Heat Seal Keenness: Guarantees zero spills beneath stress.
- Gauge Consistency Check: Keeps up uniform thickness over the bag.
Cleanliness Assessment: Optical sorting evacuates contaminants for high-purity applications.
We hold ISO Quality Management and QS Certifications, sponsored by standardized generation forms and 24-hour client bolster.
Frequently Asked Questions
Q: Can LDPE liners be created with antistatic properties?
A: Yes. We coordinated changeless antistatic operators amid expulsion, accomplishing surface resistivity of 10⁹ to 10¹¹ ohms. This meets NFPA 652 guidelines for tidy blast prevention.
Q: What's the contrast between a level liner and a form-fit liner?
A: A level liner is a basic tube seal. A form-fit liner matches your container's correct shape, anticipating folds and guaranteeing proficient filling and discharge.
Q: Are your liners reasonable for hot-fill applications?
A: Standard LDPE handles up to 80°C. For higher temperatures, we offer altered LLDPE mixes with upgraded warm stability.
Q: How do you anticipate 'liner pull-out' amid discharge?
A: We give selected or glued-in liners that secure the film to the external FIBC, keeping it in put amid high-speed gravity discharge.
Q: Do these liners meet maintainability criteria?
A: Completely. Our liners are 100% recyclable and can be delivered with post-industrial reused (PIR) substance for non-food applications, supporting your circular economy objectives.
Why Choose Rizhao Jinlida?
Over 30 a long time of adaptable bundling expertise
8,600㎡ office with progressed co-extrusion and printing equipment
Exported to 40+ nations over Europe, North America, Australia, and Asia
24-hour bolster for citations, generation follow-up, and specialized guidance
ISO & QS certified quality administration systems
We combine involvement, innovation, and unwavering quality to provide bundling arrangements that ensure your items and reinforce your advertise position.
Contact Us
Ready to secure your bulk materials? Reach out today for a custom quote or technical consultation about LDPE inner liner bag.
Email: 18663311788@139.com
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