Vacuum blower, vacuum pump - Hayford HSR50V Roots vacuum pump is a combination of various types of domestic Roots blower technical characteristics of advanced technology on the basis of its own research and development of a new product. We developed the use of advanced CAD-aided design and advanced processing technology products to ensure that the fan performance, the national economy has been in a number of areas: sewage treatment, flour, aquaculture, pneumatic conveying, power, cement and other industries are widely used. Products are widely air volume, sub-file dense, high boost, nearly 100 types, over a hundred kinds of specifications. Standard accessories: Common base, belt cover, fan pulleys, motor pulley, V-belt, safety valve, pressure gauge, air inlet muffler bolt. Special accessories: outlet muffler, check valve, flexible joints, gear oil. (1) vacuum blower, vacuum pump - Hayford HSR50V straight clover Roots vacuum pump impeller, intake and exhaust pulsation smooth, low noise. (2) vacuum blower, vacuum pump - Hayford HSR50V Roots pumping using a special curve to make engagement more reasonable. Leakage, high efficiency, reduce energy consumption, is a new energy-saving products. (3) vacuum blower, vacuum pump - Hayford HSR50V Roots pumping using a variety of new structural design, the compact structure, small size, light weight, elegant appearance. (4) products using high-precision hardened synchronized gears, long life, low noise. (5) The output of the air clean, free of any oily dust.