In general Lapping Paste used where ever the irregular shape parts to be lapped where continuous abrasive feeding is not possible. Lapping Paste available in different grains and this will be recommended based on Surface finish requirement . Grind-Lap offers Lapping Paste from 60 microns to 3 microns and available in small pack of 500 grams . Mainly used for Mechanical Seal and Valves etc…