Plastic packaging bag is a type of bag made using plastic material to contain, protect, transport and store various items. This form of packaging is widely used in a variety of areas such as food, clothing, electronics, pharmaceuticals, and everyday items due to its lightweight, durability, low cost, and better sealing and barrier properties.
The raw materials for the production of plastic packaging bags are mainly synthetic resins, such as polyethylene (PE), polypropylene (PP), polyester (PET), nylon (PA), etc. According to the needs of different applications, they can be processed into transparent or opaque forms, and can be printed on the surface by printing technology with patterns, text or trademark information to achieve the purpose of brand promotion and product description.
Features
- Lightweight: plastic packaging bags are made of lightweight materials, easy to carry and transport, reducing logistics costs.
- Durability: good tear and abrasion resistance, can protect the internal items from external physical damage.
- Moisture resistance: the plastic material has excellent waterproof and moisture-proof performance, which is suitable for packaging moisture-prone commodities.
- sealing: through heat sealing, bonding and other ways to form an airtight environment, effectively extend the shelf life of food and other commodities.
- Transparency: Some plastics, such as polyethylene (PE), have good transparency, which makes it easy for consumers to view the contents of the package.
- Cost-effectiveness: Compared with other packaging materials, plastic bags are cheaper and more economical to produce.
- Printability: Plastic surface is easy to print, which helps to enhance the brand image and product information communication.
- Versatility: Variety of shapes, sizes, colours and functions, which can be customised according to different needs.
Applications
- food packaging: from vegetables and fruits, baked goods to frozen foods, plastic bags provide a good solution for preservation of freshness while meeting food safety standards.
- medical packaging: such as disposable medical devices, pharmaceutical packaging, etc., plastic packaging needs to meet the strict health and sterility requirements to protect the safety and effectiveness of medical products.
- daily chemical products packaging: shampoo, shower gel, cosmetics and other liquid and solid daily chemical products packaging, plastic bags to provide leak-proof and easy to use form of packaging.
- agricultural products packaging: seeds, fertilisers, feed and other agricultural materials often use plastic woven bags, because of its strong and weather-resistant, suitable for outdoor storage and transport.
- retail commodity packaging: clothing, books, electronic products and other non-food commodities, individual or batch packaging, plastic bags not only protect the goods, but also to facilitate the display and sale.
- Industrial Packaging: Packaging of industrial products such as parts, tools, chemicals, etc. requires plastic bags with special protective properties, such as anti-static and anti-rust.
- Environmental protection and sustainability: With the improvement of environmental awareness, biodegradable plastic packaging bags are gradually becoming a trend for reducing environmental pollution.
