適用工況：用于輸送不易汽化（汽化壓力小于0.5bar）、不含顆粒和熔點較低的介質。如甲醇、環己烷、芳烴等。

結構特點：普通單級磁力泵，內循環方式，無外接管路。

排氣方式：自動排氣。只要把出入口閥門打開即可實現。

Applicable working conditions: used for conveying medium which is not easy to vaporize (vaporization pressure less than 0.5 bar), no particles and low melting point, such as methanol, cyclohexane, aromatics, etc.

Structure features: ordinary single-stage magnetic pump, internal circulation mode, no external pipe.

Exhaust mode: automatic exhaust. just open the inlet and outlet valve.