Cup sleeve manufacturer by Uchampak: Uchampak’s custom paper cup sleeves are constructed from compostable corrugated kraft. Recycled corrugated fluting creates a 2 mm air-honeycomb core between two smooth liners, forming a lightweight yet rigid “I-beam” structure. This traps heat, drops surface temperature by 30 °C, and resists compression to 15 N. Uchampak disposable cup sleeves… Continue reading Premium paper cup sleeve manufacturer