LDPE

LDPE Specification

Low-density polyethylene (LDPE) is a synthetic resin using a high-pressure process via free radical polymerization
of ethylene and is therefore also called “high-pressure polyethylene”. Since its molecular chain has many long and
short branches, LDPE is less crystalline than high-density polyethylene (HDPE) and its density is lower. It features
light, flexible, good freezing resistance, and impact resistance. chemically stable. It has good resistance to
acids (except strongly oxidizing acids), alkali, salt, and excellent electrical insulation properties. Its vapor penetration
rate is low. high fluidity and good processability. It is suitable for use in all types of thermoplastic
processing processes, such as injection molding, extrusion molding, blow molding, roto molding, coating, foaming,
thermoforming, hot-jet welding, and thermal welding.

Product Description

insulation, transparency, easy processing, and certain air permeability. It has good chemical stability, alkali resistance, and
general organic solvent resistance.
Density: 0.918~0.935g/cm3
Melting point: 110 ~ 125 ºC
Grade: Film Grade, Injection Molding Grade, Rotomolding Grade

Low-density polyethylene advantage

Low-density polyethylene (LDPE) is a versatile plastic with several advantages that make it widely used across various applications. Here are some key features:

1. Flexibility: LDPE is highly flexible and has good elongation properties, making it suitable for applications where flexibility is crucial, such as plastic films and bags.
2. Chemical Resistance: LDPE is resistant to many chemicals, making it suitable for packaging various substances, including household chemicals and pharmaceutical products.
3. Impact Resistance: LDPE exhibits excellent impact resistance, making it a preferred choice for applications that require durability and the ability to withstand rough handling.
4. Water Resistance: LDPE is inherently water-resistant, making it suitable for packaging materials that need to protect contents from moisture.
5. Ease of Processing: LDPE is easy to process using methods such as extrusion, injection molding, and blow molding, enabling cost-effective production of various products.
6. Lightweight: LDPE is a lightweight material, contributing to its use in applications where weight reduction is essential.
7. Transparency: LDPE can be made transparent, which is beneficial for applications like clear plastic bags or packaging where visibility of the contents is important.
8. Heat Sealing: LDPE has good heat-sealing properties, making it suitable for applications where airtight or watertight seals are required, such as in packaging.
9. Insulation Properties: LDPE has good electrical insulation properties, contributing to its use in electrical applications.
10. Recyclability: LDPE is recyclable, allowing for the reduction of environmental impact through recycling and reusing.

In summary, LDPE’s flexibility, chemical resistance, impact resistance, and ease of processing contribute to its widespread use in packaging, consumer products, and various industrial applications.

Product Application

LDPE (Low-Density Polyethylene) is a common plastic with relatively low density and high flexibility. Due to its flexibility and other characteristics, LDPE is widely used in various fields. Here are some common uses of LDPE:

1. Packaging Materials: LDPE is extensively used in the manufacturing of various packaging materials such as plastic bags, films, bubble wrap, etc. Its flexibility and tear resistance makes it an ideal choice for packaging lightweight goods.
2. Plastic Bags: LDPE is commonly used to produce supermarket shopping bags, food bags, and other lightweight plastic bags. Its lightweight and flexibility make it a common choice for disposable packaging.
3. Medical Supplies: LDPE is used to manufacture medical bags, intravenous bags, disposable gloves, and other medical supplies. Its flexibility and transparency make it suitable for medical packaging and disposable medical items.
4. Packaging Films: LDPE films are used for packaging, wrapping, and covering items such as food, books, magazines, etc. It protects while maintaining flexibility and transparency.
5. Construction Materials: LDPE films and plastic materials are used in construction for waterproofing and insulation. LDPE’s flexibility makes it suitable for covering and protecting construction materials.
6. Agricultural Uses: LDPE is used to manufacture agricultural films for covering crops to prevent soil moisture evaporation, suppress weed growth, and provide protection.
7. Industrial Packaging: LDPE is used in industries for packaging and protecting various products such as parts, electronic equipment, etc. Its flexibility and lightweight contribute to reducing packaging costs.
8. Toys and Sports Equipment: LDPE is used to manufacture toys, floatation devices, sports equipment, and outdoor gear. Its flexibility and durability make it a common material for these products. In summary, LDPE has found widespread applications in packaging, medical, construction, agriculture, and various other fields due to its flexibility and versatility.

Packaging & Shipping

FAQ

1. What are your payment terms?

For our first cooperate client, usually by TT 30% deposit, balance paid against BL copy, or full amount LC at sight. If you are our regular client, payment terms can be adjusted.

2. What is your delivery time?

It depends on order quantity, usually, we will arrange shipment within 3-20 days.

3. How about packing?

Usually, we provide packing as 25kg/bag or carton. Of course, if you have special requirements for packing, we will adjust according to you.

4. When can I get a reply?

Our sales manager will contact you within 24 hours.

5. How about the validity of products?

According to the products you order, it is usually 2 years.

6. What documents do you provide?

Usually, we provide a Commercial Invoice, Packing List, Bill of Loading, COA, Healthy Certificate Original Certificate, etc. If there are any special requirements in your market, please let us know.

7. Can I get a sample before order?

Yes, we can provide a free sample once the price is agreed upon, and you have to pay us the delivery fee in advance.

8. Where is your loading port?

Usually QINGDAO port.

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