The 18-410 PP Serum Pump with a 0.23cc dosage and external spring design is a robust choice for primary packaging, particularly suited for face serums, eye creams, foundations, and primers. Manufactured in China, this round-shaped pump features a neck finish of 410 with a diameter of 18mm, making it adaptable for various product lines. Made primarily from polypropylene (PP), with additional parts like the gasket and dip tube crafted from polyethylene (PE), this pump is engineered for efficiency. The external spring mechanism ensures that the liquid content does not come into contact with metal components, maintaining product integrity. The pump includes a sleek black actuator, shoulder, and collar, all finished in PP to provide a cohesive look. Measuring 1.321 inches in height and 1.075 inches in diameter, it's designed for easy handling and dispensing. For aesthetic appeal, the pump offers decoration options such as electroplating, spray coating, and water transfer printing. Zhejiang, China, serves as both the warehousing and manufacturing hub for this component. Request a quote or sample today to connect directly with the supplier and explore the full potential of this versatile serum pump.