How is EVA bag applied in the footwear industry?

How is EVA bag applied in the footwear industry?

In the footwear industry, EVA (ethylene-vinyl acetate copolymer) material is widely used in the manufacture of various footwear products due to its excellent performance. The following are the specific application methods and advantages of EVA materials in the footwear industry:

1. Sole material:
EVA is a common material for soles due to its durability, flexibility and shock absorption ability. It provides comfort to the wearer and can withstand the pressure of daily wear and tear. The main feature of EVA soles is light weight and high elasticity, which allows the wearer to feel light when walking. At the same time, its good cushioning performance can effectively reduce the impact of the foot on the ground and reduce sports injuries.

2. Foaming process:
The application of EVA materials in footwear usually involves foaming process to improve its softness, elasticity and shock absorption performance. There are three main EVA foaming processes: traditional flat large foaming, in-mold small foaming and injection cross-linking foaming. These processes enable EVA materials to produce soles of different hardness and thickness according to the needs of different footwear to meet the needs of different consumers

3. Shoe midsole technology:
In terms of shoe midsole technology, EVA and nylon elastomer composites adopt independent research and development innovative foaming process, which can achieve extremely low density and provide excellent rebound performance. The application of this composite material makes the shoe midsole lightweight while maintaining high rebound, which is particularly suitable for sports shoes and running shoes.

4. Application of environmentally friendly materials:
With the improvement of environmental awareness, the EVA sole industry will pay more attention to environmentally friendly production and promote environmental protection concepts. In the future, environmentally friendly EVA materials will be more widely used to meet consumers’ demand for sustainable products

5. Intelligent development:
Intelligent manufacturing and information management will gradually be applied to EVA sole production to improve production efficiency and product quality. For example, by embedding sensors in the soles to monitor the wearer’s gait and movement data, the needs of intelligent sports equipment can be met

6. Emerging market development:
The in-depth development of globalization has gradually released the demand of emerging markets, especially in Asia and Africa, where the demand for footwear materials continues to rise, which provides new business opportunities for the EVA sole industry

7. Driven by the photovoltaic industry:
The development of the photovoltaic industry has also brought new growth points to the EVA industry, especially in the application of solar photovoltaic encapsulation films and other fields

8. Bio-based EVA shoe elastomer:
The industrialization of biomass-based EVA shoe elastomer has made a breakthrough. This material not only has natural biomass components and unique fragrance, but also has good antibacterial properties, hygroscopicity and dehumidification, which can improve the hygiene performance in the shoe cavity. At the same time, it has excellent physical properties, with low compression deformation, high rebound, low density and other characteristics

In summary, the application of EVA materials in the footwear industry is multifaceted, from soles to insoles, from traditional footwear to high-tech sports shoes, EVA materials have become an indispensable material in footwear manufacturing with their lightness, comfort, wear resistance and environmental protection. With the continuous advancement of technology and the growth of market demand, the application of EVA materials will become more extensive and in-depth.