LH-85DL HOUSEHOLD DIAPHRAGM OIL-FREE DIAPHRAGM VACUUM PUMP,ELECTRIC SUCTION SUCTION PUMPS LABORATORY EN ESPAÑA
1. anti-oil design 聽聽 intake channel for special design, to prevent the pump after the pump oil reflux and pollution was drawn along the pipeline 聽 2. environmental design 聽聽 the tank is treated as a compartment and the oil and gas separation device is installed on the exhaust port, no oil is injected and oil mist pollution is reduced
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