Blast furnace maintenance and shutdown: continue for a long lime kiln furnace served generations transformation, its equipment, structure, lining be worn in production, some way in need of repair, and some want to break the wind, and some want to shutdown to be replaced, Such work is called maintenance. Access by time and nature can be divided into four categories: temporary maintenance, preventive maintenance, repair and overhaul. A temporary repair and regular maintenance overhaul mainly refers to temporary change vents and small slag tap, also including small repair work must address. Temporary access to off the wind, the wind off the program on short-term operations. To replace the air when regular maintenance or in large sets of sets, air pipe, part of the furnace body cooler, skip, hot air valve, distributor, etc. Periodic maintenance time is short, there are more than ten hours, up to several days long, so long off the air by the blast furnace process. Second, in the repair and overhaul of heavy maintenance work, can not be processed in time during the regular maintenance of vertical kiln, the blast furnace should be in repair. In the repair projects are: repair, relining, replace the upper cooler, replace distributor lime kiln, hoist rope wheel. In the generation furnace process, repair once or twice normal. The repair time required for five days to a month, with the workload varies. The repair of the blast furnace to be shutdown, but hold residual iron. Hearth kiln charge if you want to hold in addition offer, depending on whether or not to replace the hearth brick lining and cooler. Overhaul including the replacement of all lining (especially the bottom), the replacement of one or all of the metal structure, expanding blast volume and the like. Overhaul time to be 30 to 45 days, medium-sized blast furnace is 25 to 40 days. Linyi City, blue sky kiln Engineering Limited, is an environmentally friendly design and construction of turnkey energy-saving kiln, flue gas dust removal, desulfurization, denitrification and other equipment for the integrated mechanical engineering enterprises. The company's existing green energy lime kiln, dust removal, desulfurization, denitrification, calcium hydroxide equipment, including more than 20 series, more than 100 varieties of products. Energy saving kiln line includes 200T / d, 300T / d, 400T / d, including more than 10 kinds of products co-firing kilns. Limekiln quote, blue sky kilns, lime kilns by LUOZHUANG Kiln Ltd. Linyi City blue sky. Luozhuang District, Linyi City, blue sky Kiln Ltd. (www.lyshihuiyao.com) (www.lyshihuiyao.com) Shandong Linyi, refining and processing leaders, over the years, the company implement the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Kiln leadership in the blue sky with the staff warmly welcome all inquiries negotiations to create a better future for the kiln blue sky.