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Working principle of lotion pump

2024.07.08

When the first press down the ACTUATOR, the BALL valve (BALL) and the body (HOUSING) are closed, and the sealed gas in the body is forced out from the SUB-STEM hole through the head mouth;
When the PISTON springs up, the PISTON is sealed with the auxiliary column, and rises under the action of the SPRING, causing the body to form a sub-vacuum state and produce suction, will make the liquid through a TUBE (DIP TUBE), ball valve, and into the body;
When pressing down again, the ball valve and the body closed, the body of the liquid extrusion, will be forced from the vice-column hole through the head by mouth and discharge!

Yuyao Hongda Sprayer Co.,Ltd.,established in 1996,located in Yuyao,a historical city which is close to Shanghai and Ningbo international ports with a superior geographical position.
Over the past 20 years, Hongda company has been devoted to the production of cleaning products,personal care products,perfumes,cosmetics and other packaging products. Also the company has formed a complete industrial chain of R&D, precision mold, automatic equipment manufacturing,injection molding and automatic assembly.
Hongda company has cooperated with domestic and overseas well-known brands to provide them with high quality products, excellent services, complete solutions and get win win on both sides as always.
Hongda based on reality, relying on a fine management to process continuous innovation, to pursuit of high quality,and to promote the sustainable development of the company.

Hongda always adheres to the scientific concept of development, technology research and product innovation as the company's goals. The company has set up a special technical research and development department, relying on the support of advanced technology at home and abroad. In the process of existing products, materials and performance, Hongda achieve a breakthrough improvement for customers to bring better products.
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