Founded in 1946 and headquartered in Freiburg, Germany, KNF has a history of more than 70 years. KNF has a number of diaphragm pump technology patents, as the "made in Germany" quality representative and cross-industry and laboratory diaphragm pump products manufacturer, is committed to providing users everywhere with professional gas and liquid diaphragm pump products, as well as perfect chemical technology services. KNF brand OEM diaphragm pump products have been widely used in a wide range of industries, such as: analytical technology and environmental protection, chemical, biopharmaceutical and food industry, printing, fuel cells, etc. KNF LAB class diaphragm pumps are also used in various laboratory vacuum drying, rotary evaporation, vacuum filtration and other applications, mainly used in institutions of higher learning, research and development quality inspection and field work. [more]