The HL220 plastic spout with a 22mm inner diameter is a standard large-size PE spout widely adopted in the global flexible pouch packaging industry for household care, industrial, and bulk liquid refill applications. The 22mm opening provides efficient high-volume dispensing for large-format liquid pouches in household, food, and industrial product categories. PE material ensures chemical resistance, safety, and structural durability in high-volume B2B production. The HL220 is a recognized standard in the industrial packaging community, supporting automated filling and sealing operations with consistent reliability.