Manganese sand filter is a major contributor to groundwater in addition to iron and manganese, because he uses the effect of manganese sand filter density, long life, so by the majority of consumers. But also because manganese sand filter life is very long, it is easy to lose vigilance and forget to detect water quality, so as to forget to replace the manganese sand filter. In order to be able to replace the filter in time, people want to know urgently manganese sand filter under what circumstances need to be replaced, take a look below. Manganese sand filter after a period of use, the filter from the water will slowly come out of iron and manganese sand filter attached to the surface, forming a layer of rust, however, to note that the natural manganese sand filter, which is not manganese sand filter material useless signs, no rust will appear after replacing the manganese sand filter, because rust will form a layer of active membrane surface, which still has the effect of active membrane layer in addition to iron, so there is not rust manganese sand filter material needs replacing signs. If rust occurs when replacing the manganese sand filter, it will cause a waste of manganese sand filter. So what is the manganese sand filter needs to be replaced a sign it? Often detect water quality, when the water quality in higher than usual when the elements iron and manganese manganese sand filter testing, manganese sand filter is useless, when is manganese sand filter needs to be replaced right away. Manganese sand filter is the natural manganese as raw material, after crushing processing, finished appearance of brown manganese sand. China is now the ore zones have been identified 213. Reserves are concentrated in the region 8, a conservative estimate, manganese ore reserves of 566 million tons, saving huge amounts of manganese manganese sand filter to keep the price of the solid backing, that is currently abundant reserves of manganese, no worries about the lack of raw materials In this environment of manganese sand filter, manganese sand filter will not be less than the price of raw materials affected. But the price of manganese sand filter is still in a fluctuating state, then why? Manganese sand filter price fluctuations are what causes it? Price fluctuations manganese sand filter is mainly affected by market supply and demand. With industrial development, pollution of groundwater and growing, need more and more water treatment materials, manganese sand as currently removing iron and manganese in the water treatment works best material, the more the demand be greater. So price volatility manganese sand filter is also more powerful. Meanwhile, the emergence of similar products, but also the impact of the effect of manganese sand filter market to some extent, for example, is now being trumpeted artificial manganese sand removing iron and manganese, and other products, to a certain extent affected the manganese sand market price trends shaken manganese sand filter. By reason of inflation. Since China's accession to WTO, and international standards as soon as possible in order to cause inflation, currency devaluation phenomenon, manganese sand filter prices compared to previous years, the state was continuing to rise. Manganese sand filter manganese sand filter effect _ _ Linhai Song Xin manganese sand filter provided by Gongyi City Song Xin Industrial Co. filter. Gongyi City Song Xin Industrial Co. filter (www.sxlc.com) strong, credible, in Zhengzhou, Henan cleaning, cleaning equipment industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead the Song Xin filter into the brilliant and you work for a better future!