Inner Liner Bags

Inner liner bags are used inside cartons, boxes, and bulk packaging to protect products from dust, moisture, leakage, and contamination during storage and transport.

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Tell us your carton size, bag size, material, thickness, and order quantity. We can recommend suitable inner liner bags for carton, box, or bulk packaging.

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Inner Liner Bags

Daipak supplies inner liner bags for cartons, boxes, drums, bulk containers, and export packaging. These liner bags help separate products from the outer carton and reduce exposure to dust, moisture, and handling contamination.

Protective Inner Liner Bags for Cartons and Bulk Packaging

Inner liner bags create a clean protective layer between the product and the outer packaging. They are commonly used inside corrugated cartons, boxes, crates, drums, and bulk containers when products need protection from dust, moisture, leakage, or direct contact with the carton surface.

Dust Protection

Helps keep products cleaner during storage, handling, and carton transportation.

Moisture Resistance

Reduces direct exposure to humidity, splashes, and carton moisture in transit.

Carton Separation

Creates a protective layer between the product and the outer corrugated box.

Custom Bag Options

Available in different sizes, thicknesses, materials, colors, and packing styles.

Inner Liner Bag Details

Inner liner bags can be made according to your carton size, required bag size, product type, filling method, and protection requirement. We supply flat liner bags, gusseted liner bags, roll-packed liner bags, and custom printed liner bags for carton, box, drum, and bulk packaging.

Carton Inner Liner Bags

Used inside corrugated cartons, boxes, and export packaging to create a clean protective layer between the product and the outer carton. Bag size, thickness, material, and opening style can be customized according to your carton dimensions and packing method.

Flat Liner Bags

Simple open-top liner bags for general carton lining, product separation, dust protection, and light moisture resistance.

Gusseted Liner Bags

Side or bottom gusset structures are suitable for larger cartons, drums, bulk containers, and products with higher filling volume.

Inner Liner Bag Specifications

The specifications below are common reference options. Final size, thickness, material, and packing method can be customized based on your product and carton requirements.

Specification
Options
Product Name
Inner Liner Bags
Material
LDPE, HDPE, LLDPE, PP, or custom plastic film
Bag Type
Flat bag, gusseted bag, carton liner bag, roll-packed liner bag
Thickness
Commonly 20–150 microns, customized by requirement
Color
Clear, white, blue, black, or custom color
Size
Customized according to carton, box, drum, or container size
Printing
Logo, warning text, handling marks, or custom printing
Closure
Open top, heat sealable, tie closure, or folded closure
Packing
Loose packed, bundled, perforated on roll, or carton packed
Application
Carton lining, bulk packing, moisture protection, dust protection

Common Inner Liner Bag Options

Different inner liner bag structures are used for different carton sizes, product types, filling methods, and protection requirements. The right option depends on carton size, product weight, moisture risk, and packing process.

Bag Option
Structure
Common Use
Flat Inner Liner Bag
Simple open-top bag
General carton lining and product separation
Gusseted Liner Bag
Side or bottom gusset structure
Larger cartons, bulk goods, and higher volume filling
Perforated Liner Bag on Roll
Bags connected on roll with tear-off line
Fast packing lines and repeated packing work
Heavy-Duty Liner Bag
Thicker film with stronger sealing
Industrial products, hardware, and bulk materials
Colored Liner Bag
Blue, white, black, or custom color
Product identification or light-blocking requirements
Printed Liner Bag
Custom logo or warning text
Branding, handling notes, and packaging instructions

Bag size, thickness, material, color, printing, and packing method can be adjusted according to your carton size, product weight, filling method, and protection requirement.

Example Inner Liner Bag Size References

The following sizes are reference examples only. Inner liner bags can be customized according to your carton, box, drum, or bulk container size.

Show entries
Item No. Material Thickness Bag Width Bag Length Recommended Use
ILB-PE-01 LDPE 30 microns 400mm 600mm Small carton lining and light product packing
ILB-PE-02 LDPE 40 microns 500mm 700mm General carton inner protection
ILB-PE-03 LDPE 50 microns 600mm 900mm Medium carton lining and dust protection
ILB-PE-04 HDPE 60 microns 700mm 1000mm Bulk product packing and stronger carton lining
ILB-PE-05 LDPE / LLDPE 80 microns 800mm 1200mm Industrial goods, hardware, and export packing
ILB-PE-06 Custom Film Custom Custom Custom Custom carton, drum, or bulk container liner bags

Custom size, thickness, material, color, printing, and packing method are available based on your carton size, product weight, and packing process.

How to Choose the Right Inner Liner Bags

To choose the right inner liner bag, start with your carton size, required bag size, product type, product weight, moisture requirement, and packing method.

Packaging Need
Recommended Inner Liner Bag
General carton lining
Standard LDPE flat liner bag
Larger carton or bulk volume
Gusseted inner liner bag
Fast repeated packing work
Perforated liner bags on roll
Moisture or dust protection
Thicker PE liner bag
Industrial or heavy products
Heavy-duty LDPE or LLDPE liner bag
Product identification or branding
Colored or printed liner bag

Not sure which inner liner bag fits your packaging? Send us your carton size, required bag size, product type, product weight, and packing method. We can help recommend a suitable bag material, thickness, size, and structure.

Ask for Bag Recommendation

Common Applications

Inner liner bags are widely used in carton packaging, bulk product packing, export shipments, storage protection, and industrial packaging applications.

Carton Lining

Used inside corrugated cartons to keep products separated from the carton surface.

Bulk Product Packing

Suitable for powders, granules, parts, textiles, and other bulk packed products.

Moisture Protection

Helps reduce product exposure to humidity and handling contamination.

Export Packaging

Used for goods that need cleaner inner packaging during long-distance transport.

Industrial Components

Suitable for hardware, plastic parts, metal parts, and factory packing lines.

Storage Protection

Helps protect products during warehouse storage and repeated handling.

Related Plastic Bags & Film Packaging Products

You may also need these plastic bags and film packaging products for carton packing, storage protection, pallet wrapping, and e-commerce delivery.

Stretch Film

Stretch film for pallet wrapping, carton bundling, warehouse storage, and transport protection.

Clear Plastic Packaging Bags

Clear plastic bags for product packing, dust protection, storage, and retail-ready packaging.

Garment Bags

Plastic garment bags for apparel packaging, storage, display, and delivery protection.

Courier Bags / Poly Mailer Bags

Poly mailer bags for e-commerce shipping, courier delivery, and lightweight parcel packaging.

Inner Liner Bags FAQ

Common questions about custom inner liner bags for carton lining, dust protection, moisture resistance, and bulk packaging.

What are inner liner bags used for?

Inner liner bags are used inside cartons, boxes, drums, or bulk containers to protect products from dust, moisture, leakage, and direct contact with the outer packaging.

Yes. Bag width, length, gusset size, thickness, material, color, and packing method can be customized according to your carton dimensions and product volume.

LDPE is commonly used because it is flexible, moisture resistant, and suitable for general carton lining. HDPE, LLDPE, PP, and custom films are also available.

Yes. Perforated liner bags on roll are available for faster packing work and production lines that need repeated bag use.

Yes. We can print logos, warning text, product information, handling marks, or simple packaging instructions on liner bags.

Request a Quote for Custom Inner Liner Bags

Tell us your carton size, required bag size, product type, material requirement, thickness, and order quantity. We can recommend a suitable inner liner bag size and structure for your packaging project.

Carton size or required bag size Material requirement: LDPE, HDPE, LLDPE, PP, or other film Required thickness Bag style: flat, gusseted, perforated on roll, or custom structure Product type and product weight Moisture or dust protection requirement Color requirement Logo printing or warning text requirement Packing method Order quantity Current packaging problem Custom sizes available Fast quotation within 24 hours Factory direct supply

Not sure about the exact thickness, material, or bag size? Send us your carton size, product type, packing method, and protection requirement. Our team can suggest a suitable inner liner bag structure for your packaging needs.

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Need Inner Liner Bags for Your Packaging Project?

Send us your carton size, product type, thickness requirement, and order quantity. We can help recommend a suitable liner bag structure for your packaging needs.

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