The spray pump is a very common auxiliary accessory for liquid containers in the field of household products such as cosmetics, washing products, and plant cultivation. It is used to press the liquid in the bottle to let the air and liquid flow out of the... большеThe spray pump is a very common auxiliary accessory for liquid containers in the field of household products such as cosmetics, washing products, and plant cultivation. It is used to press the liquid in the bottle to let the air and liquid flow out of the small hole quickly, the pressure near the small hole is very small, the air pressure above ...
There are two main production methods for plastic packaging bottles, extrusion blow molding and injection blow molding. The main injection molding technology for plastic packaging bottles is that in the process of injection molding, the main molds used for... большеThere are two main production methods for plastic packaging bottles, extrusion blow molding and injection blow molding. The main injection molding technology for plastic packaging bottles is that in the process of injection molding, the main molds used for molding plastic bottles include two types: female mold and male mold. Use an injection ...