We, ION Water Machineries, One of the Pioneer in water treatment in Kolkata, West Bengal. we aremainly manufacturer and supplier  of various type of water treatment equipment such as Iron Removing Plant. Arsenic removal Plant, Water Softening plant, R.O. Plant, D.M. Plant Etc. WaterSoftening Plant is packed with high Polystyrenebase resin in sodium form. During service periodPolystyrene base resin in sodium form absorb calcium Magnesium in raw water and after producing certain amount of soft water these are exhausted. These then require regenerationwith 5% to 10% Common Salt solution. In case ofBig units, saturated salt solution is prepared in aR.C.C. tank and required amount of brine is drawnin brine measuring tank. The brine soln. is thendiluted with the help of an injector and fed intothe Softener. Soft water is then tested  with thehelp of a Hardness  Test Kit  and fed into differentprocesses. In case raw water contains iron morethan 0.3 ppm as Fe, an Iron removal Filter must beinstalled before a Softener. This is to avoid ironfouling of Ion Exchange  Resin in softener. help of an bigbig units, saturated salt solution big iunits,  .