热膨胀阀门

Product in Brief Thermal Expansion Valve for auto air conditioners are such valves which expand on heat interiorly temperature sensing and exteriorly balancing. They feature a sensitivity and reliability in temperature sensing, firmness against the pressure dropping-down with the evaporator, vibration resistance, easiness of regulating, etc. Apart from reference to American, Japanese and other international auto standards, our expansion valves are also represent advanced technologies and special characteristics.Advanced Technologies An internationally and domestically advanced sealing structure in the balancing part (patent number: ZL96120084.7)The most advanced technology for the steel ball sealing of the bellows (patent number. 02137156.3)An advanced negative static overheat technology (patent number. ZL02257444.1)Product Features Top sensitive of regulatingSteady regulation with small fluctuationLittle leak in the balancing partThe bellows works reliably with no leakNo whistle noiseLong service life