Common outsoles of sneakers generally have EVA soles, crystal soles, and rubber soles. The soles of different materials will bring different performance and characteristics to the sneakers. How much do you know about EVA soles? Multi-glue seconds to understand the small encyclopedia, take you to understand the EVA sole ~
What is the material of EVA sole?
The main material used for EVA soles is vinyl acetate copolymer, which can be simply understood as a foaming material. This material is widely used in foamed shoe materials, functional shed films, packaging films, hot melt adhesives, wires and cables, toys and other fields. EVA introduces vinyl acetate monomer into the molecular chain, so its high crystallinity is reduced, but the flexibility, impact resistance, filler compatibility and heat sealing performance are improved.
Is the EVA sole wear-resistant?
This kind of sole is not very wear-resistant. Among crystal bottom, rubber bottom and EVA sole, the best wear resistance is rubber bottom. The advantage of EVA is that it is very light, but it is very slippery after wearing for a long time, and it is not wear-resistant. Generally, EVA is used as a midsole. Rubber sole and crystal sole as outsole.
Advantages and disadvantages of EVA sole
Advantages: Lightweight, good elasticity, good flexibility, not easy to wrinkle, excellent coloring, suitable for various climates.
Disadvantages: easy to absorb water, not easy to corrode, not conducive to environmental protection, easy to get dirty.
Scope of application: It is often used in the midsole of jogging, jogging, casual shoes, and foot training shoes.
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