The VacuuBrand MD 1 diaphragm pump has a pumping speed of 23 L/m and is designed for oil-free evacuation and pumping of non-corrosive gases down to 1.5 mbar ultimate vacuum.
The three-stage design provides outstanding pumping speed even close to the ultimate vacuum, especially when compared with similarly rated two-stage diaphragm pumps. The MD 1 is an ultra-low vibration pump with very long diaphragm life times and stable ultimate vacuum. documented with years of testing.
Recommended for oil-free backing of Quorum turbomolecular pumped coaters such as the Q150T and Q300TT and K975X vacuum evaporator.