The ATAP pinch valve is a special specification product specifically developed for Chinese high-speed trains and is interchangeable with similar products manufactured by the Swiss HO MATIC Technology Company. It is mainly used in the auxiliary facilities of vacuum toilets equipped on high-speed trains, and has seen increasing applications in other industries in recent years.

This product has the following features:

• The valve body is made of aluminum alloy and special plastic, providing the valve body with enhanced structural strength and reliability, and excellent durability;
• The sleeve has a larger length-to-diameter ratio, which optimizes the operating conditions of the sleeve, resulting in better reliability and longer lifespan.