Performance comparison of transport cushioning materials

Expanded polyethylene (EPE): Closed-cell structure, excellent water resistance, suitable for products with high moisture protection requirements, such as electronic products.

Bubble wrap: Lightweight and low cost, suitable for wrapping large items with smooth surfaces.

Polyurethane foam: Excellent resilience, reusable, commonly used in precision instrument packaging.

EPE foam: High compressive strength, suitable for bottom support of heavy items.