The HL160D-1 plastic spout with a 16mm inner diameter combines PE and PP materials, delivering flexibility and rigidity for household, food, and large liquid refill pouch packaging. The D-1 dual-material construction ensures superior sealing, chemical resistance, and structural strength for demanding B2B industrial applications. The 16mm opening supports high-volume, high-viscosity liquid dispensing for laundry detergents, dish soaps, and large household care products in flexible pouch formats. Both PE and PP materials meet international safety standards, making the HL160D-1 a robust choice for industrial flexible pouch packaging production.