Transparent PE Square Bottom Inner Bag
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Product Introduction
Transparent PE Square Bottom Inner Bag – Maximize Space & Protect Your Bulk Materials
Our transparent PE square bottom inner bag combines over 30 a long time of plastics industry ability with accuracy designing. Fabricated at our 8,600㎡ office, these sacks include a interesting 3D square-bottom structure that fits cartons superbly, disposing of squandered space. Made from 100% virgin high-clarity PE, they bolster loads of 30kg and over with uncommon malleable quality. With progressed heat-sealing innovation and strict quality control, we trade to 40+ nations. Accessible in sizes from 25×17×37cm to 130×130×180cm and thickness extending from 4 to 8 mil, our liners meet worldwide food-contact measures whereas giving crystal-clear perceivability for moment substance verification.
What Makes Our Square Bottom Inner Bags Different?
Perfect Fit, Zero Waste
Traditional level liners make folds and dead space. Our square foot plan extends to coordinate your container's full measurements. You'll get greatest volume utilization in each shipment. The three-dimensional gusseted base implies materials stream equally into all corners amid filling, sparing you time and diminishing labor costs.
Crystal-Clear Visibility
You require to see what you're shipping. Our high-clarity PE film keeps up moo fog levels, permitting prompt visual review without breaking seals. This straightforwardness is vital for quality checks, standardized identification filtering, and traditions clearance. No more speculating games—you can confirm color, surface, and fill levels at a glance.
Built for Heavy-Duty Applications
Your materials merit strong assurance. These packs withstand loads from 8kg to 50kg with ease. Tall malleable quality and prolongation surpassing 400% (per ASTM D882) cruel the liner won't burst beneath weight. Whether you're shipping nourishment fixings, chemicals, or pharmaceutical materials, the pack keeps up its astuteness all through the supply chain.

Transparent PE Square Bottom Inner Bag Specifications
| Parameter | Specification |
|---|---|
| Material | 100% Virgin LDPE/LLDPE |
| Size Range | 25×17×37cm to 130×130×180cm |
| Thickness | 4-8 mil (customizable up to 200 microns) |
| Load Capacity | 8-50kg (standard); 30kg+ recommended |
| Clarity | High transparency, low haze |
| Structure | 3D square bottom with heat-sealed gussets |
| Standards | FDA/EU food-contact compliant |
| Customization | Anti-static, UV protection, custom printing available |
Where You'll Use These Liners
Food Industry Protection
Bulk food ingredients like flour, sugar, cocoa powder, and spices need moisture-free environments. Our transparent PE square bottom inner bag creates a clean barrier inside your outer packaging. The food-grade certification ensures HACCP compliance, while transparency speeds up inspections. You'll maintain product freshness during long-haul international shipping.
Chemical Processing Safety
Fine powders and pigments require leak-proof containment. The square bottom eliminates gaps where materials might escape through outer bag weaves. Chemical resistance to acids, alkalis, and solvents means your products stay pure. The stable base configuration allows secure pallet stacking in automated warehouses.
Pharmaceutical Applications
High-purity intermediates demand cleanroom-compatible packaging. Our liners protect sensitive materials from humidity and contamination. Low Moisture Vapor Transmission Rate (MVTR) keeps your products stable. The square bottom provides vertical stability essential for high-bay warehouse storage systems.

Quality You Can Trust
We implement rigorous testing at every production stage. Our quality control includes:
- Thickness uniformity checks using electronic micrometers to catch any weak spots
- Dart impact testing (ASTM D1709) to verify puncture resistance
- Heat seal strength analysis ensuring welds hold under heavy loads
- Transparency measurements confirming visual clarity standards
- Airtightness testing with pressure and dye methods to guarantee hermetic sealing
With ISO certification and over 100 skilled workers including 40+ technical professionals, we maintain consistent quality across every order.
Why Choose Rizhao Jinlida?
Proven Manufacturing Excellence
Our advanced production equipment includes high-speed gravure printing machines, photoelectric-corrected laminating systems, and automatic bag-making lines. This technology delivers precise dimensions and reliable sealing performance every time.
Global Experience
We've transported to clients in over 40 nations over Europe, North America, Australia, and Asia. Our group gets it worldwide bundling benchmarks and can adjust to your particular advertise requirements.
Flexible Customization
Need anti-static properties? Vacuum fixing compatibility? Custom measuring? We offer OEM/ODM administrations to coordinate your correct details. Our 24-hour client bolster guarantees quick reactions to specialized questions and generation updates.

Frequently Asked Questions
Can you include anti-static properties for unstable powder handling?
Yes, we join changeless anti-static added substances (Type B or C) to anticipate clean blast dangers amid filling operations. This is especially critical for chemical handling environments.
How does the square foot progress my filling efficiency?
The square foot disposes of folds, permitting fabric to stream straightforwardly to all corners without manual alteration. You'll see filling speeds increment by up to 20% compared to conventional level liners.
What thickness ought to I select for heavy-duty chemicals?
We suggest 40 to 200 microns depending on your material's bulk thickness and required cut resistance. Our specialized group can offer assistance you decide the ideal thickness for your application.
Are these sacks consistent with vacuum fixing equipment?
Absolutely. The high-strength PE film and strengthened seals keep up vacuum keenness, which is fundamental for securing oxygen-sensitive materials amid capacity and transport.
Is this fabric recyclable?
Yes, our product is made from 100% recyclable LDPE/LLDPE (Recycling Code 4). This bolsters your corporate maintainability objectives and ESG commitments.
Ready to Optimize Your Bulk Packaging?
Partner with a manufacturer who understands your needs. Contact us at 18663311788@139.com to discuss your specific requirements of transparent PE square bottom inner bag and request samples today.
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