What is the size of the filter sand in the ordinary filter? Let me tell you: first, an overview of the fully automatic iron and manganese removal filter many towns and industrial and mining enterprises in China use groundwater as water source.However, there is an excess of iron in groundwater in many areas,Its content is generally 2-16mqL range.'Automatic iron and manganese removal filter' overcomes the human operation,Various problems caused by backwashing,Give full play to the special features of fully automatic work,Therefore, it has incomparable superiority in other iron removal devices,The iron content of the treated groundwater is ≤ 03mgL,National GB5749-85 quality standards for drinking water.In addition to iron and manganese in water,Make the oxygen in the air two-valent iron,Oxidation of manganese at two prices,Generate Fe (OH) 3,Manganese dioxide,According to the content of iron and manganese in water,Jet aeration or hollow multi-face ball aeration are selected.Filter with first-class or multi-stage
Which is the front of the water meter and pipe filter? The filter and the reverse flow prevention device are all protective water meters or flow meters. the filter should be installed before the water meter or flow meter. the function is to prevent the debris and other media from damaging the water meter. the reverse flow prevention device should be installed after the water meter, the role is to affect the measurement accuracy of the water meter or flowmeter due to water return when water is stopped or pipeline maintenance.The filter is in front to prevent impurities from blocking or damaging the water meter.