| ≥1 piece |
Circulating water Multi-purpose vacuum pumps to circulate the water as the working fluid, using fluid jets to produce negative pressure injection pump. Evaporation, distillation, crystallization, drying, sublimation, vacuum filtration, vacuum degassing process provides, is particularly suitable for universities, research institutes, chemical, pharmaceutical, biochemical, food, pesticides, agricultural engineering and biological engineering laboratory and small scale industry.