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What is the difference between Bopp and PE film?

Views: 1207     Author: Site Editor     Publish Time: 2023-03-31      Origin: Site

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When it comes to packaging products, there are a wide variety of materials available in the market. Two popular options for packaging films are Bopp and PE. Both Bopp and PE films are used extensively in the packaging industry, but they differ in terms of their properties, applications, and cost. In this article, we will take a closer look at the differences between Bopp and PE films.

PE FILM vs BOPP

Table of Contents

1. Introduction

2. What is Bopp Film?

3. What is PE Film?

4. Properties of Bopp Film

     • High Clarity and Gloss

     • High Tensile Strength

     • Good Barrier Properties

     • Good Printability

5. Properties of PE Film

     • High Flexibility

     • Good Moisture Barrier

     • Good Puncture Resistance

     • Good Sealing Properties

6. Applications of Bopp Film

7. Applications of PE Film

8. Cost Comparison

9. Conclusion

10. FAQs

Introduction

Packaging is an essential part of any product manufacturing process. It protects products during transportation, storage, and distribution. There are various types of packaging materials available in the market, including Bopp and PE films. Both Bopp and PE films are widely used in the packaging industry due to their unique properties and characteristics.

What is Bopp Film?

Bopp stands for Biaxially Oriented Polypropylene. Bopp film is made by stretching the polypropylene film in both the machine and transverse direction. This process results in a thin, transparent film that has excellent clarity, high gloss, and good barrier properties. Bopp films are used extensively in the packaging industry due to their excellent printability, good resistance to moisture, and high tensile strength.

What is PE Film?

PE stands for Polyethylene. PE film is made by polymerizing ethylene gas at high pressure and temperature. This results in a flexible and durable plastic film that has good sealing properties, good puncture resistance, and good moisture barrier. PE films are available in various forms, including high-density polyethylene (HDPE), low-density polyethylene (LDPE), and linear low-density polyethylene (LLDPE).

Properties of Bopp Film

Bopp films have several properties that make them ideal for use in the packaging industry. These include:

High Clarity and Gloss

Bopp films are known for their excellent clarity and high gloss. This makes them ideal for packaging products where visibility is important.

High Tensile Strength

Bopp films have high tensile strength, which makes them ideal for packaging products that require strength and durability.

Good Barrier Properties

Bopp films have good barrier properties against moisture, gas, and odor. This makes them ideal for packaging food products and other perishable items.

Good Printability

Bopp films are easy to print on, and the print quality is excellent. This makes them ideal for packaging products that require branding or product information.

Properties of PE Film

PE films also have several properties that make them ideal for use in the packaging industry. These include:

High Flexibility

PE films are very flexible and can be molded into various shapes and sizes. This makes them ideal for packaging products of different shapes and sizes.

Good Moisture Barrier

PE films have good moisture barrier properties, which makes them ideal for packaging food products and other perishable items.

Good Puncture Resistance

PE films have good puncture resistance, which makes them ideal for packaging products that require protection from sharp objects.

Good Sealing Properties

PE films have good sealing properties, which makes them ideal for packaging products that require a tight seal to prevent leakage.

Applications of Bopp Film

Bopp films are widely used in the packaging industry due to their excellent properties. Some common applications of Bopp films include:

Food packaging: Bopp films are used to package food products such as snacks, biscuits, chocolates, and dry fruits. They provide good barrier properties against moisture, gas, and odor, which helps to keep the food fresh and hygienic.

Industrial packaging: Bopp films are used in the packaging of industrial products such as electronic components, automotive parts, and pharmaceuticals. They provide excellent protection against moisture, dust, and other environmental factors.

Labels and tapes: Bopp films are used to make labels and tapes that are used in the packaging industry. They provide good printability and adhesion, which makes them ideal for use in labeling and sealing applications.

Lamination: Bopp films are used in the lamination of paper and other substrates. They provide good adhesion and durability, which helps to protect the underlying material.


 Applications of PE Film

PE films are also widely used in the packaging industry due to their unique properties. Some common applications of PE films include:

Food packaging: PE films are used to package food products such as bread, fruits, and vegetables. They provide good moisture barrier properties, which helps to keep the food fresh and hygienic.

Industrial packaging: PE films are used in the packaging of industrial products such as chemicals, fertilizers, and construction materials. They provide good protection against moisture, dust, and other environmental factors.

Medical packaging: PE films are used in the packaging of medical products such as syringes, bandages, and surgical instruments. They provide good barrier properties against bacteria and other microorganisms.

Agriculture: PE films are used in agriculture for various applications such as greenhouse covers, mulch films, and silage bags. They provide good protection against environmental factors such as UV radiation, pests, and weather conditions.

Cost Comparison

The cost of Bopp and PE films varies depending on several factors such as the thickness, width, and length of the film. In general, Bopp films are more expensive than PE films due to their superior properties and performance. However, the cost difference between Bopp and PE films may vary depending on the specific application and requirements.

Conclusion

Bopp and PE films are two popular options for packaging products. They differ in terms of their properties, applications, and cost. Bopp films are known for their high clarity, gloss, and barrier properties, while PE films are known for their flexibility, sealing properties, and moisture barrier. Both Bopp and PE films have their unique advantages and disadvantages, and the choice of film depends on the specific application and requirements.

FAQs

1. What is Bopp film used for? 

Bopp films are used for food packaging, industrial packaging, labeling, and lamination applications.

2. What is PE film used for?

PE films are used for food packaging, industrial packaging, medical packaging, and agriculture applications.

3. Is Bopp film recyclable? 

Yes, Bopp film is recyclable and can be reused in various applications.

4. Is PE film safe for food packaging? 

Yes, PE film is safe for food packaging as it provides good barrier properties against moisture, bacteria, and other microorganisms.

5. What is the difference between LDPE and HDPE films? 

LDPE (low-density polyethylene) films are more flexible and have lower tensile strength than HDPE (high-density polyethylene) films. HDPE films are more rigid and have higher tensile strength than LDPE films.


Kaide New Material, Polyethylene Film Supplier In China

Kaide New Material is a prominent Chinese manufacturer and supplier that specializes in producing top-notch polyethylene film products. With over 20 years of experience in the industry, the company has established a reputation for producing innovative and reliable film solutions for a wide range of applications, including packaging, agriculture, construction, and more.


Our polyethylene films are made using advanced manufacturing processes and high-quality raw materials, ensuring superior performance, durability, and versatility. From standard films to custom-made products, Kaide New Material offers a comprehensive range of polyethylene films to meet the needs of various industries and applications.


The company is committed to providing excellent customer service, competitive pricing, and timely delivery, making them a trusted partner for businesses looking for reliable and cost-effective film solutions. With a strong focus on quality and innovation, Kaide New Material is a leading player in the polyethylene film industry, serving customers across China and around the world.