Keystone filters, cartridges, and filter housings are designed for industrial and residential filtration applications. The company is a major supplier to original equipment manufacturers, and provides innovative solutions through development of new filtration products for difficult industrial air and liquid applications and potable water applications. Keystone provides products to many high end customers including the United States military and the nuclear and aircraft industries.
Keystone Filter manufactures a wide range of air, liquid, and gas filtration products for industrial and commercial markets including industrial high purity, food and beverage, printing, liquid recycling and process water treatment. These products include industrial liquid filters, filter housings and replacement filter cartridges. Filter cartridges are available in a wide range of media including polypropylene, microfiberglass, nanofibers, polyester, cellulose and activated carbon. An exclusive filter bag line is also available. Standard, GIANT® and GIANT® bag housings are offered in a variety of materials including blue polypro, clear SAN, pure polypro, reinforced nylon and stainless steel.
Shanghai HangOu Mechanical & Electrical Equipment Co., Ltd. was established in 2006, and is specializing in the import of mechanical & electrical equipment spare parts, instruments and other products and brands of worldwide. These products are widely used in metallurgy, iron and steel, petrochemicals, energy, aerospace, container terminals, automation, water conservancy, papermaking, power plant, textile, injection molding, rubber, medical treatment, food packaging and other fields. Our main product lines include: sensors, motors, switches, electronic scale, encoders, controllers, analysis meters,optical fibers, gratings,valves, warning lights, cable, towline, distributor, gearbox, relays, buffers and imported hardware. ShangHai HangOu Mechanical And Electrical Equipment Co.,Ltd
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