China PE Bags Manufacturers Factory - Discount PE Bags for Sale

Your Professional PE Bags Supplier！

Chuangda Plastic Packaging Factory, Jinan New District, Handan, Hebei, China, is located in Handan, The modern standard factory building is 10,000 square meters. The company's main products are FFS PE heavy-duty bags, EVA feeding bags, low-melting-point bags, PE valve bags, PE shrink molds, PE stretch films, PE flame-retardant films, rust-proof packaging, etc., plastic modification research and development, sales; processing and sales of plastic packaging materials (excluding medical use), research and development and promotion of degradable technology for plastic products; production of plastic products.

PE Moisture-Proof Square Bottom Heat Sealing Bag Machine
Product Specifications Products Advantages High-Efficiency Heat Sealing & Secure Sealing Precisely controls temperature and pressure to finish bag edge sealing quickly, with tight and leak-proof sealed joints for reliable
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Heavy Duty PE Square Bottom Bag
Functional Modifiers:. UV stabilizers (outdoor storage). Permanent/migratory antistatic agents (hazardous material packaging). FDA/EC 1935-compliant additives (food contact).
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Gravure Printing PE Square Bottom Bag
Small: 300×300×500mm – 500×500×800mm | 5-20kg capacity. Ideal for food additives, specialty chemical samples, or small-batch goods requiring clear labeling.
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Flexographic Printing PE Square Bottom Bag
Flexographic printing PE square bottom bag retain the structural advantages of block-bottom designs while incorporating the characteristics of flexographic printing. That's why their specifications are designed to balance flexibility and
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Industrial Dust Proof PE Square Bottom Bags
Industrial equipment dust-proof bags need to take into account protective strength, space adaptability, and reusability. Therefore, in terms of specification design, more emphasis is placed on durability and customization.
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PE Ion Exchange Resin Square Bottom Valve Bag
Polyethylene (PE) is a material with excellent chemical stability. It can resist various substances that ion exchange resins may come into contact with, such as acid-base solutions and organic solvents. This way, the packaging is not
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PE Water Soluble Fertilizer Square Bottom Bag
PE Water Soluble Fertilizer Square Bottom Bag are a very practical type of packaging. They come with many advantages, such as a stable structure, high space utilization, and good sealing performance. Their sizes usually vary depending on
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Catalyst PE Square Bottom Valve Bag
In terms of packaging design, Catalyst PE Square Bottom Valve Bag need to take into account the chemical properties of catalysts, such as moisture resistance, pollution prevention, and corrosion resistance. Their advantages and size
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Chemical Product Square Bag
Chemical product square bags are specialized packaging solutions designed specifically for storing and transporting chemical substances. They are typically crafted from high-performance materials like polypropylene (PP), polyethylene (PE),
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Furniture Dust Bags
Furniture dust bags are protective covers made specifically to guard furniture. Their main job is to keep dust, dirt, and moisture away. These things can harm furniture or make it look worn out over time.
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Fertilizer Square Bag
Fertilizer square bag are square-shaped bag designed specifically for packaging fertilizers. Their main role is to hold fertilizers neatly, making transportation, storage, and use more convenient. At the same time, they protect fertilizers
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PE Square Bottom Valve Bags for Polyacrylamide
PE Square Bottom Valve Bags for Polyacrylamide are a type of bag designed specifically for packaging polyacrylamide. They have a square shape with a flat bottom and feature a valve structure. The main function of these bags is to properly
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Why Choose Us

Professional Team

We has advanced production equipment and an independent R&D team. From high-quality raw materials to finished products. The complete production chain improves production efficiency, and continuously optimizes supply chain management to improve competitive advantages and enhance international competitiveness.

Advanced Equipment

Our Multiple three-layer film blowing machines. And advanced professional printing machines. Embossing-edge inserting machines and computer high-speed bag making have taken the company's production capacity and product performance to a higher level.

Our Certificate

The company has passed ISO9001:2015 "Quality Management System Certification", ISO14001:2015 "Environmental System Certification", and ISO45001:2018 "Occupational Health Management System Certification".

Our Service

Based on customer needs, we offer High-quality after-sales service, tracking usage, and positive feedback. Rapid response within 24 hours.

PE Bags - Overview

A PE bag is a polyethylene bag, a type of plastic bag made from polyethylene (PE), a versatile and cost-effective plastic known for its flexibility, durability, and resistance to moisture and tearing. PE bags come in various densities, such as High-Density Polyethylene (HDPE) for strong grocery or trash bags and Low-Density Polyethylene (LDPE) for flexible bread or medical bags, and are used across numerous industries for packaging, storage, and transport.

Product Specification

We offers the following product specifications：

Property	Metric	Operational Benefit
Mechanical Integrity	Dart drop impact ≥1.5kg; Elmendorf tear ≥80N/mm	Resists abrasion & puncture
Environmental Resistance	Operational range: -30°C to 80°C; >90% strength retention at ≥95% RH	Suitable for global logistics
Customization	High-definition printing (branding/bar codes); Adhesion ≥4B (ASTM D3359)	Compliance & brand differentiation
Supply Chain Efficiency	40% lighter than corrugated equivalents; 35% denser stacking	Reduced shipping/storage costs
Sector	Material Recommendation	Risk Mitigation
Chemicals	Antistatic-treated, 25μm laminated	Exclude sharp-edged contents
Agriculture	Food-grade LLDPE + O₂ barrier (<100cm³/m²·24h)	Max. 8 stacking layers (<14% moisture)
Construction	UV-inhibited 40μm HDPE composites	Outdoor storage ≤6 months

Advantages of PE Bags

Lightweight & Cost-Effective

Reduces shipping costs and material expenses.

Moisture & Contaminant Barrier

Provides protection for food, medical, and industrial products.

Customization & Printability

Supports branding, labeling, and tamper-evident features.

Available in Various Thicknesses

Can be tailored to lightweight or Recyclable & Sustainable

Options

Supports use of recycled content (PCR & PIR) and biodegradable additives.

Types of PE Bags

LDPE (Low-Density Polyethylene) bags: LDPE bags are characterized by their flexibility and moisture resistance. The material's loose molecular structure makes it pliable but less durable than HDPE. Common uses include bread bags, grocery bags, and light-duty packaging.

HDPE (High-Density Polyethylene) bags: HDPE bags are known for their rigidity, strength, and durability. The material's dense molecular structure makes it ideal for heavy-duty applications such as trash bags, grocery bags, and packaging construction materials.

Application of PE Bags

Heavy-duty applications

Polyethylene, especially HDPE, is ideal for packaging heavy machinery, equipment, or any items requiring robust protection during storage and transportation.

UV protection

PE bags offer better UV resistance, making them suitable for storing artwork, cosmetics, and other sensitive items that could fade or degrade under sunlight.

Electronics

PE's low static charge makes it suitable for packaging electronics, preventing static damage to sensitive components.

Shopping and utility bags

LDPE, with its flexibility and affordability, is commonly used for retail bags, shopping bags, and general-purpose utility bags.

Composition and Production

01/

Polyethylene (PE) is a thermoplastic polymer comprised of long chains of ethylene monomers linked by stable carbon-carbon bonds. The simplicity of its structure—each repeating unit of the chain is a combination of carbon and hydrogen—lends PE its unique properties, such as flexibility, chemical resistance, and durability.

02/

Variations in the density and branching of the polymer chain lead to different types of PE, each with specific characteristics. High-density polyethylene (HDPE) has a linear structure with minimal branching, resulting in stronger intermolecular forces and tensile strength. In contrast, low-density polyethylene (LDPE) includes significant branching, which gives it less tensile strength but greater flexibility.

03/

The production of PE bags begins with the extraction of raw materials, primarily natural gas and crude oil. From these, ethylene is produced via a process called ‘cracking.' Following this, polymerization occurs where ethylene monomers are catalyzed under high pressure (for LDPE) or low pressure (for HDPE) to form the polymer chains.

04/

The production of PE bags is energy-intensive, primarily due to the high temperatures and pressures required for ethylene polymerization. Energy sources, often fossil fuels, directly influence PE's carbon footprint. Emissions include CO2 and other greenhouse gases, contributing to global warming and other environmental impacts.

05/

However, HDPE is produced using slurry, solution, or gas phase processes, which involve lower pressures and temperatures than LDPE processes. This results in a denser, more rigid material suitable for bags requiring higher strength and stiffness.

06/

LDPE is processed using autoclave or tubular processes. These processes involve high pressure and temperatures to achieve polymerization, creating the branched, soft, and flexible characteristics ideal for consumer bags that need to accommodate irregular shapes and weights.

Customization

Style

We stock film for two types of Poly Bags: LAY FLAT and GUSSETED.
LAY FLAT are made from seamless tubing, with the opening at the top of the bag and a bottom seal. Lay flat bags are a great for packaging bulk foods, keeping products clean and storing items such as nuts and bolts.
GUSSETED bags have side pleats that expand with a bottom seal. These bags are excellent for items that are thicker, bulky or irregular shaped that need depth.

Size

The width is the measurement across the opening of the bag.
The length measures from the bag opening to the bottom.
The thickness of the bag material is measured in millimeters.
Gusseted bags have an additional depth measurement of the expanded opening.
Polyethylene bags and film widths range from 2.5″ up to 40″ x 39″ wide
It's important to consider the size of your product, the thickness of the poly bag needed to protect it. We create custom sizes – including long narrow poly bags.

Thickness

We offer clear poly bags in a variety of thicknesses. Lightweight poly bags at a 1.25 mil thickness are ideal for small and delicate items. Medium weight bags are appropriate for food packaging and slightly heavier small items. For sharp products and even liquids, our 4 to 6 mil thickness poly bags can safely hold tools, screws, mulch, and other gardening and industrial goods.

Certificate

Package & Delivery

Package: Standard export package or Custom
Delivery: By air express, by sea

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FAQ

Q: What is a PE bag used for?

A: Polyethylene (PE) bags are more flexible, cost-effective, and resistant to cold temperatures, making them common for grocery bags, food packaging, and general storage. However, they tend to have lower clarity, reduced heat and chemical resistance, and may degrade faster under UV exposure.

Q: Are PE bags waterproof?

A: PE plastic bags are products made from Polyethylene plastic with outstanding characteristics such as toughness, lightness, good waterproof ... With these advantages, PE bags become the top choice in the packaging industry, especially for food.

Q: Are PE bags safe for food?

A: Polyethylene (PE) is used in many industries, including food and beverage, personal wellness, packaged goods, health care, and beyond. Product developers choose PE because it is versatile and durable, resistant to impact and chemicals, features low moisture absorption, and doesn't retain bacteria.

Q: Can PE bags be recycled?

A: Thanks to its single polymer structure, PE/PE bags and stand up pouches can be recycled at the end of use, contributing to a more circular economy.

Q: What is your MOQ?

A: 1000PCS.

Q: Can I get samples?

A: Of course, we usually provide existing sample for free, however a little sample charge is needed for custom designs. Sampls charge is refundable when order is up to a certain quantity.

Q: How long is the lead time of the samples?

A: For existing samples, it takes 3-5 days .

Q: How long is the production lead time?

A: For some itesm we keep some stock that can be delived in 2 weeks. New poductioin leadtime 60-80 days.

Q: What is your payment term?

A: Discussed! T/T / Alipay /Paypal

Q: Can I customized my own Brand?

A: Yes we can do however you need to reach certain quantity for each item.

Q: How will you deliver the goods?

A: For some orders with small quanity we can deliver by air or express And for bulk and big quantity we will deliver to any one China adress you want.

We're professional pe bags manufacturers in China, specialized in providing high quality custom service and OEM service. We warmly welcome you to buy discount pe bags for sale here from our factory. Quality products and low price are available.