Why can't I rebound when I press the lotion pump? In order to avoid this situation, in the production process, we should first check whether the spring length is standard, and the difference is a thousand miles away. The effect of the length on the piston cannot be ignored. If it is short, it will c... read more
1. First press -------- When we press the actuator for the first time, the actuator pushes the sub-stem (SUB-STEM) to compress the spring (SPRING) through the connected main post (STEM); During the process, the outer wall of the piston (PTSTON) caused friction with the inner cavity wall of the body ... read more
A. Distributors are divided into two types: bar mouth type and screw mouth type. From the perspective of function, they are also divided into spray, foundation cream, lotion pump, aerosol valve, and vacuum bottle. B. The size of the pump head is determined by the caliber of the matching bottle body.... read more
1. Nozzle: bayonet (half bayonet aluminum, full bayonet aluminum), screw mouths are plastic, but some have a layer of aluminum cover on top, anodized aluminum. 2. Lotion pump: the vacuum and suction tubes are screwed. The large cover of the screw mouth and the head cap can also be covered with an al... read more