Rizhao Luming Plastic Technology Co., Ltd. develops and manufactures professional‑grade HDPE Flat Fruit and Produce Storage Bags, built specifically for agricultural supply chains and commercial fresh produce handling. Our 12,000m2 manufacturing location is equipped with over 100 sets of modern film-blowing and bag-making equipment and produces hundreds of millions of vegetable packaging units per month. Constructed of high-density polyethylene with uniform film thickness and excellent puncture resistance. They meet high food-contact safety requirements and offer dependable performance in cold-chain distribution and retail settings.

High density Food grade polyethylene packaging solves a number of real world preservation problems with fresh produce. Its linear molecular architecture is a good balance between barrier efficiency and breathability. Unlike regular retail bags, our material helps leafy greens retain cell turgor and prevents needless moisture loss during transit.
HDPE has a good strength to density ratio thus it may work well at narrower gages without sacrificing durability.
This lowers raw material consumption and maintains high levels of protection. Its semi-crystalline structure is an excellent moisture barrier that improves shelf life but does not hold extra ethylene gas that promotes ripening for sensitive fruits and vegetables.

Our HDPE Flat Fruit and Produce Storage Bags are produced from premium virgin resin with tightly controlled density and mechanical performance. Every production lot goes through thorough quality checks to guarantee reliable field and logistics‑ready performance.
| Property | Specification | Testing Standard |
|---|---|---|
| Material Density | 0.941–0.965 g/cm³ | ASTM D792 |
| Tensile Strength | ≥20 MPa | ASTM D882 |
| Dart Impact Resistance | ≥150g | ASTM D1709 |
| Heat Resistance | Up to 120°C | Internal Protocol |
| Cold Resistance | Down to -50°C | ASTM D1790 |
| Moisture Barrier | Low MVTR | ASTM E96 |
| Recyclability | 100% (#2 Resin Code) | ISO 14021 |

Quality You Can Trust: Structural integrity; full food-contact compliance. High-crystallinity resin will not be torn by heavy product or jagged stems.
ConsistentThickness: Ultrasonic examinations assure bags are consistent from bag to bag with no weak spots. Performance stability over temperature variations is ensured via tolerance management.
SAFE FORMULA BPA, PHTHALATE AND HEAVY METAL FREE Tested for migration according to EN 1186. No odor and will not transfer flavor or contaminants.
Flexible Construction: Flat style compatible with twist ties and heat sealing for retail and warehouse applications. Easy to open, takes thermal print

HDPE Flat Fruit & food Storage Bags are important at many stages in the food supply chain. Performance is dependent on use case and our bags are built to meet real world needs.
Cold Chain: Liners for root vegetable and leafy green crates Puncture resistant, moisture barrier prevents wilting during 48 hr transit.
Retail: Display bags for the retail trade. Fast transparent scanning.
Food Processing: Preparation and short term preservation of vegetables.
Agricultural packing: Grading and packing in the field

Structural integrity testing includes dart-impact testing to replicate punctures from sharp produce (pineapple crowns, grape stems) and heat-seal strength testing to ASTM F88 standards to avoid bottom-burst failures under large loads.

Rizhao Luming Plastic Technology offers broad‑ranging customization to match your actual operational requirements. Our engineering team collaborates directly with customers to tune bag specifications for your exact produce types and existing handling equipment.
You can order custom dimensions to fit standard transport crates or specialised packaging machinery. Thickness can be adjusted to balance material cost against the puncture‑resistance needs of your product mix. Custom‑designed perforation patterns are available for ethylene‑releasing fruits needing controlled gas exchange.

Q1: Food contact safety testing
A1: Full overall and particular migration tests were carried out in compliance with EN 1186, and showed no chemical transfer under normal storage conditions.
Q2: Long term freezer storage?
A2: Standard HDPE resistant to -50°C. If you want to deep freeze for more than six months, you should choose HDPE that is freezer-grade with impact modifiers to keep it from being brittle.
Q3: Ethylene off ripening fruit?
A3: HDPE is permeable to certain gasses. If you have produce that has a high ethylene content, such as bananas or avocados, those with holes let the gas be exchanged in a controlled way.
Q4: Separation slip agents?
A4: Low dose slip agents allow for simple separation from stacks and the surfaces are suitable for heat printing and labeling.

Please contact us sales@lumingplastic.com for HDPE Flat Fruit and Produce Storage Bags—expert specification guidance, custom-build options, and product samples tailored to your fresh-produce workflows.
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