Because the water pressure in spring assembly and valve body makes the conical compression core and seat seal automatically, the flow channel of valve is closed.
因弹簧总成和阀体中水流压力将锥形压芯和锥形压座自动压合密封，阀体水流通道关闭。
Spring Processing: Compression springs, disc springs, toys spring, shaped spring, conical springs.
弹簧加工：压缩弹簧、碟形弹簧、玩具弹簧、异型弹簧、锥形弹簧。
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