annual repair contract cold vulcanization of conveyor belts in conc plant -mcp for year 2020-21 , conveyor belt splicing&jointing preparation by cold vulcanising ( rate per mm of width of belt ) as per scope of work of nit . , rubber lagging of conveyor pulleys in position or outside by cold vulcanising using prevalcunised diamond groove sheet of 12mm thicknessas per scope of work of nit . , lining of tanks /cells/launders/feed pipes by 8mm thick plain rubber sheet by cold vulcanising as per scope of work of nit , repair of through cut of conveyor and old joints in position by patch repair , as per scope of work of nit , replacement of conveyor belt as per scope of work of nit , lining of ball mill head/sleeve /tank/launder/pipes by 6mm thick plain rubbber sheet by cold vulcanising , as per scope of work of nit . ( unit of measurement in sq . mts . , lining of ball mill head/sleeve/tanks/launders/pipes by 3 mm thick plain rubber sheet by cold vulcanising as per scope of work of nit