What are the packaging materials for express delivery

1. Cardboard packaging: paper bags, paper boxes, news papers, freight logistics waybills, etc.

2. Plastic packaging: outer packaging bags, packaging bags, plastic film and polyethylene film for inner packaging of express companies.

3. Wooden packaging: Wooden box packaging is usually nailed with wood-based panels, which can be customized.

4. Other packaging raw materials: The key raw materials include newspaper, plastic film inflatable bag, bubble film and other fillers.

Express bags refer to the bags used by the express industry to transport documents, documents, materials, goods, etc. Also known as express bag, mail bag and express packaging bag. The classification of express bags is divided into express plastic bags, express document seals, express bubble bags, express bone bags, express woven bags, etc. Material of delivery plastic bag: PE commonly referred to as LDPE, PO commonly referred to as HDPE. The delivery plastic bag has the advantages of low cost and light weight.

The difference between PE and PO in express plastic bags: PE has good transparency and softness, and the printing color is bright; PO has good mechanical properties; In domestic express bags, PE is used as the main material, while in foreign countries, PE and PO are used as the main material of express bags.