A PET film roll is a flexible thin film made of polyester material. This type of film roll can be used in industries such as packaging, printing, and electronics. It has good transparency and curling properties, and is resistant to deformation during preheating due to its stability.

What are the characteristics of PET film roll?

PET film roll has excellent mechanical and chemical stability, as well as thermal stability, and good transparency. The following are descriptions of its different characteristics:

1. Excellent mechanical properties: PET film roll has excellent tensile strength and modulus, can withstand large tensions and pressures, and is not easy to break or deform.

2. Chemical stability: PET film roll has good chemical resistance, and is not easily corroded or eroded by acids, alkalis, and other chemicals.

3. Thermal stability: PET film roll has good thermal stability, can withstand certain high and low temperatures, and is not easily deformed or deteriorated.

4. Transparency: PET film roll has good transparency, which can accurately display the color and pattern of packaging or printing products.

Applications of PET film roll

After more than 20 years of development, PET film roll can be used in many industries, including packaging, printing, electronics, construction, and medical fields.

1. Packaging industry: PET film roll can be used as an outer packaging material for food, medicine, cosmetics, and other products, with excellent mechanical properties and chemical stability, which can protect the quality and safety of the packaged products.

2. Printing industry: PET film roll can be used for high-definition printing products, such as labels, posters, advertisements, etc., with good transparency and flatness, which can accurately express patterns and text.

3. Electronics industry: PET film roll can be used for protective layers of electronic components, flexible circuit boards, etc., with excellent mechanical properties and thermal stability, which can protect the safety and reliability of electronic components.

4. Construction industry: PET film roll can be used for protective layers, insulation layers, and other building materials, with good weather resistance and transparency, which can protect the quality and appearance of building materials.

5. Medical industry: PET film roll can be used for medical dressings, surgical packaging, etc., with good chemical stability and transparency, which can ensure the safety and hygiene of medical supplies.

6. Food and beverage industry: PET film roll can be used for outer packaging, bottle caps, etc. for food and beverages, with good mechanical properties and chemical stability, which can ensure the safety and hygiene of food and beverages.

Manufacturing process of PET film roll

The manufacturing process of PET film roll mainly includes the following steps:

1. Melting of PET particles: Heat and melt the PET particles to make them liquid.

2. Extrusion: Extrude the liquid PET through an extruder to form a thin film.

3. Cooling: Cool the extruded film quickly through a cooler to solidify it.

4. Cutting: Cut the solidified PET film into the required size and shape.

5. Winding: Wind the cut PET film into rolls for transportation and storage.

Precautions for PET film roll

1. Storage environment: PET film roll needs to be stored in a dry, cool, and ventilated environment, avoiding direct sunlight and high temperature.

2. Packaging: PET film roll needs to be properly packaged and moisture-proof to avoid being damp, contaminated, or deteriorated.

3. Use: PET film roll needs to select appropriate film thickness, width, and roll diameter according to actual application requirements, avoiding excessive stretching, compression, or bending, which may affect the effectiveness and lifespan.

4. Maintenance: PET film roll needs to be regularly maintained during use, such as cleaning, lubrication, inspection, etc., to ensure its performance and quality.

Summary

PET film roll is a material that can be widely used in various industries such as packaging, printing, and electronics. It is cost-effective in the market and is safer than other similar film packaging materials, and can be used in the food industry. However, attention should be paid to various aspects when using PET film roll in order to improve its utilization.