Composition of Plastic Lotion Pump Head Factory The ease of use at hand determines the quality of the Plastic Lotion Pump Head Factory components. Close: Screw the entire assembly to the assembly of the bottle neck. It is recognized as a common neck finish destination, such as 28-410, 33-400. It is usually made of polypropylene plastic. Sometimes a shiny metal casing is installed to improve its appearance. Outer gasket: The gasket is usually installed in the bottle cap by friction. It acts as a gasket barrier in the bottle mouth area to prevent product leakage. According to the product manufacturer, the outer gasket material is determined. Rubber and LDPE are two of the many options. Housing: This component is usually made of polypropylene plastic, which can hold all pump components in place and act as a transfer chamber that transfers the product from the dip tube to the actuator, and finally to the user. The size of the enclosure depends on the output and design. Stem/piston/spring/ball (internal components inside the housing): These components will vary according to the design of the lotion pump. When it comes to pump work, these small parts are not so few. In fact, for the normal operation of products, it is important to use the highest quality standards in these products. Dip tube: a long plastic tube made of polypropylene plastic, which can extend the range of the lotion pump to the bottom of the bottle. The length of the dip tube varies according to the bottle that the pump is paired with. A correctly cut dip tube will maximize product usage and prevent clogging. For more product-related information, please click:Cosmetic Packaging Factory our website:https://www.sprayer-factory.com/ our website:https://www.sprayer-factory.com/product/lotion-pump/