NKZ61W不銹鋼真空閘閥設(shè)計了真空密封結(jié)構(gòu)填料室，使系統(tǒng)與大氣隔離，具有良好的環(huán)保性能。選材考究，符全國內(nèi)外相關(guān)標準，材料的全面質(zhì)量高。密封副配對合理，提高了密封性能，使用壽命長。

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