REXROTH直動式電磁閥有常閉型和常開型二種。常閉型斷電時呈關閉狀態，當線圈通電時產生電磁力，使動鐵芯克服彈簧力同靜鐵芯吸合直接開啟閥，介質呈通路；當線圈斷電時電磁力消失，動鐵芯在彈簧力的作用下復位，直接關閉閥口，介質不通。結構簡單，動作可靠，在零壓差和微真空下正常工作。常開型正好相反。如小于φ6流量通徑的電磁閥。

    力士樂電磁閥通電時，電磁線圈產生電磁力把關閉件從閥座上提起，閥門打開；斷電時，電磁力消失，彈簧把關閉件壓在閥座上，閥門關閉。
    REXROTH電磁閥特點：在真空、負壓、零壓時能正常工作，但通徑一般不超過25mm。

    當力士樂電磁閥線圈斷電時電磁力消失，動鐵芯在彈簧力的作用下復位，直接關閉閥口，介質不通。結構簡單，動作可靠，在零壓差和微真空下正常工作。常開型正好相反。如小于φ6流量通徑的電磁閥。

    REXROTH力士樂電磁閥閥體全不銹鋼；對于強腐蝕的介質必須選用隔離膜片式。中性介質，也宜選用銅合金為閥殼材料的電磁閥，否則，閥殼中常有銹屑脫落，尤其是動作不頻繁的場合。氨用閥則不能采用銅材。

上海維特銳德國REXROTH電磁閥，REXROTH換向閥，REXROTH油泵，REXROTH導軌報價

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