ZJP-2500罗茨真空泵-

可作为增压泵使用，但不能单独地直接地把气体拍到大气中去。其前级泵可用滑阀真空泵或旋片、水环、液环等真空泵。

极限真空比较高，用双极滑阀泵作前级泵时，极限真空可达到10-2帕。在较宽的压力范围下，有较大的抽速。

zjp型泵配带溢流阀起自动保护作用。可在大气压力下启动，缩短了抽气时间。

泵的转子经过严格的洞平衡分析，运转平稳，噪声较低，采用可靠的消隙结构，因此可以在较高压差下长时间连续工作。

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