Indelible coding inks introduces by suvichem inks, are fast drying inks, used for states requirements of manufacturing date, exipry date, maximum retail price, batch number, etc, on almost all syntheic treated/untreated packaging film and on aluminium foils. These coding inks are used by process fooe, milk products, diaries, tea, metel bearing,pharmaceuticals, comsmetics industries. The inks are resistible with water and many solvents. They are so formulated that they pussue ro a longer time on inking rollers/felt pads resulting to cater more than 7000 imprssion b a single feeding [ maximum 2 feeding are needed during a shift]