bids are invited for facility management services - lumpsum based - industrial; o m of mechanical work, high pressure water jet or bullet cleaning of heat exchanger or condenser tubes in any process or power industry; consumables to be provided by service provider (inclu.. - cleaning of process sea water heat exchanger tube internal by high pressure water jet ,followed by passing of specially designed bullets including removal of old pvc tube inserts and insertion of new pvc tube inserts. , removal of existing ldpe inserts from condenser tubes and disposal of insert as per technical specification. , cleaning of condenser tubes by specially designed phosphor bronze bullets as per technical specification. , eddy current testing of condenser tubes as per technical specification. , cleaning of inlet end ldpe insert resident area by mechanical means until clearing of hard deposits and smooth insertion of ldpe. insertion of new ldpe inserts after polishing at tube entry as per technical specification. , supply of pvc tube inserts as per drawing no. maap-1/42000/2001/sk