|
| 1 | Rubber lining repair works (Butyl) in Phosphoric acid Day Tank C and Miscellaneous works at NP Plant, FACT CD. |
| 2 | Rubber lining withPre-vulcanized butyl rubber calendered sheets to a thickness of 10 mm.Work Involves: Pre-vulcanized butyl rubber calendered sheets 5 mm thick suitable for cold bonding, with required adhesives, solvents, curing agent etc.shall be supplied. Packing, forwarding, transportation, loading / unloading and storage at FACT CD Site, Ambalamedu, Kochi shall be done. Surface preparation shall be done by shot / grit blasting with proper cleaning. Rubber lining repair works / application shall be done with Pre-vulcanized butyl rubber calendered sheets to a thickness of 10 mm in Two layers of 5 mm thick each by cold bonding method on bottom plate and shell plate up to 1 metre height from bottom, including manholes, nozzle pipes and flanges on Phosphoric acid Day Tank C at NP Plant, FACT CD as per scope of work detailed in Special Conditions of Contract, General Conditions of Contract and specification sheets attached. Cold bonding, curing, inspection, testing, site supervision, and safety requirements shall be done as per attached specification sheet No. 030B of FACT -CD. |
| 3 | Rubber lining ofPre-vulcanized butyl rubber calendered sheets to a thickness of 05 mm.Work Involves: Pre-vulcanized butyl rubber calendered sheets 2.5 mm thick suitable for cold bonding, with required adhesives, solvents, curing agent etc. shall be supplied. Packing, forwarding, transportation, loading / unloading and storage at FACT CD Site, Ambalamedu, Kochi shall be done. Surface preparation shall be done by shot / grit blasting with proper cleaning. Rubber lining repair works / application shall be done with Pre-vulcanized butyl rubber calendered sheets to a thickness of 5 mm in two layers of 2.5 mm thick each by cold bonding method on shell plate inside above 1 metre height from bottom including, inside roof area,manholes, nozzle pipes and flanges on Phosphoric acid Day Tank C at NP Plant,FACT CD as per scope of work detailed in Special Conditions of Contract, General Conditions of Contract and specification sheets attached. Cold bonding, curing, inspection, testing, site supervision, and safety requirements shall be done as per attached specification sheet No. 030B of FACT -CD. |
| 4 | Rubber lining ofPre-vulcanized butyl rubber calendered sheets to a thickness of 2.5 mm.Work Involves: Pre-vulcanized butyl rubber calendered sheets 2.5 mm thick suitable for cold bonding, with required adhesives, solvents, curing agent etc. shall be supplied. Packing, forwarding, transportation, loading / unloading and storage at FACT CD Site, Ambalamedu, Kochi shall be done. Surface preparation shall be done by shot / grit blasting with proper cleaning. Rubber lining repair works / application shall be done with Pre-vulcanized butyl rubber calendered sheets to a thickness of 2.5 mm thick by cold bonding method on shell plate outside and concrete (Joint corner between sheel plate and concrete) above suitable height from bottom on Phosphoric acid Day Tank B,C & D at NP Plant, FACT CD as per scope of work detailed in Special Conditions of Contract, General Conditions of Contract and specification sheets attached. Cold bonding, curing, inspection, testing, site supervision, and safety requirements shall be done as per attached specification sheet No. 030B of FACT -CD. |
| 5 | Rubber lining of expansion joint of fume fan discharge, cooler fan dischargeand dryer fan discharge atNP Plant FACT - CD, with pre-vulcanized natural rubber calendared sheets to a thickness of 10mm. Work Involves: Pre-vulcanized natural rubber calendared sheets 2.5mm thick and canvases sheets 2.5mm thick suitable for cold bonding, with required adhesives, solvents, curing agent etc. shall be supplied. Packing, forwarding, transportation, loading / unloading and storage at FACT Cochin Division site, Ambalamedu, shall be done.Necessary scaffoldings shall be arranged for the rubber lining works of expansion joint of fume fan discharge, cooler fan dischargeand dryer fan discharge at NP Plant, with proper pipes and clamps as per I S standard. Removal of old rubber lining and surface preparation shall be done by chipping / grinding / thorough mechanical cleaning / shot / grit blasting, as per the instruction of Engineer - in charge. Rubber lining / application shall be done with pre-vulcanized natural rubber calendared sheets to a thickness of 10mm with one bottom layer of 2.5mm thick natural rubber calendared sheet, next one layer with 2.5mm thick canvases sheet and next in two layers of 2.5mm thick natural rubber calendared sheet each by cold bonding method, as per the standards for the rubber lining works on expansion joint of fume fan discharge, cooler fan dischargeand dryer fan discharge atNP Plant FACT - CD. Rubber lining shall be carried out as per theSpecial conditions of contract, General Conditions of Contract and specification sheets attached. Cold bonding / curing, inspection, testing, site supervision, and safety requirements shall be done as per attached specification sheet No. 030A of FACT-CD. |
