bauxite Tenders in Tamil Nadu

13
Private Company - Tamil Nadu

27352543 expression of interest for mechanical fabrication & erection and electrical & instrumentation contractor for greenfield / brownfield project, contractor for schedule of rate jobs for mech. electrical, instrument and civil etc, refractory works/ cement silo cleaning/loco o&m, rake / wagon unloading, security contractors for plant/ mines, supply of bauxite/laterite / iron ore etc , supply of alternate fuels supply of bopp cement bags...

Due Date : March 20, 2021

Tender Value : ₹ Ref. Documents

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15
Neyveli Lignite Corporation Limited - Tamil Nadu

20382578 supply of stainless steel twisted w anchor of grade ss310 size 20x6mm using 20x4mm also, length 380mm and 40mm extra length as bend, split angle of 60 deg. with unit weight 580gm/piece ,plastn 80c: specification service temperature(max.) 1750 deg.c,,grain size(max) 5.0mm, bonding type chemical, raw material calcined bauxite, method of application pneumatic ramming, binder requirement 10 12%, al2o3 (min) 80 (+/ 2)%, fe2o3(max) 1.5%, p2o5 (max) 3.7%, , sio2 (%) 12.2, bulk density (min) 2.6 gm/cc at 110deg.c, cold crushing strength(min) 20 n/sq.mm @110 deg.c/24 hrs, 80 n/sq.mm at 1000 deg.c/3hrs, plc (max) (+.04) at 800 deg.c/3hrs, ( 0.21) at 1100 deg.c/3hrs, ( 0.50) at 1500 deg.c/3hrs, pce (orton) 37. the material has to be packed in 25/50 kg waterproof bags with printed particulars of supplier/ manufacturer, brand name and name of material, batch. no. & month and year of manufacture, shelf life 06months (min.)and net weight of the material castn lc 80hs: classification low cement abrasion resistant castables, specification service temperature(max.) 1600 deg.c,,grain size(max) 5.0mm, bonding type hydraulic, raw material method of application vibrocasting, water requirement for casting =4.5 to 5.5%, al2o3 (min) 81 (+/ 1)%, fe2o3(max) .95%, sio2 (%) 11.85, cao (%) 1.2, bulk density (min) 2.8gm/cc at 110deg.c, cold crushing strength(min) 80 n/sq.mm @110 deg.c/24 hrs, 90 n/sq.mm at 800 deg.c/3hrs,100 n/sq.mm at 1200 deg.c/3hrs ,plc (max) (+/ .80) at 1200 deg.c/3hrs, ( 0.50) at 1400 deg.c/3hrs, thermal conductivity (w/mk) 1.95 at 500deg. hf, 2.15 at 1000deg hf, abrasion (astm c704) 4cc. the material has to be packed in 25/50 kg waterproof bags with printed particulars of supplier/ manufacturer, brand name and name of material, batch. no. & month and year of manufacture, shelf life 09months (min.)and net weight of the material etc...

Due Date : June 03, 2019

Tender Value : ₹ Ref. Documents

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16
Neyveli Lignite Corporation Limited - Tamil Nadu

19901758 supply of refractory castable specification: raw material bauxite, al2o3 (min.) 78%, fe2o3 (max.) 1.0%, cao (max.) 3.1%, service temperature 1600 deg centegrade, grain size 0 6mm, bulk density 2.7gm/cc, linear change of length irrevresible (max.) at 1200 deg centegarde /+0.4,at 1400 deg centegarde /+0.1, thermal condutivity (max.) at 500deg centegrade 2.15 w/mk, at 1000 deg centegrade 1.95 w/mk, cold crushing strength (min.) at 110 deg centegarde 80n/mm2, at 1200 deg centegrade 110n/mm2, packing the castables have to be packed in 50 kg water proof bags in printed particulars of suppliers/manufacturers, barnd name and name of material, batch no. and month, year of manufacturer, shelf life and weight of material. , insulation castable with raw material fire clay pearlite, al2o3 (min.) 40%, fe2o3 (max.) 1.5%, cao (max.) 8.3%, max.service temperature 1350 deg centegrade, grain size 0 6mm, bulk density 1.25gm/cc, etc., refractory patch up material specification: raw material calcined clay/calcined bauxite, al2o3 (min.) 60%, fe2o3 (max.) 1.5%, cao (max) 2.5%,service temperature 1600 deg centegrade, grain size maximum 5mm, bulk density 2.5gm/cc, plc at 1500 deg centegarde /+1.0 (max), cold crushing strength (min.) at 110 deg centegarde 50n/mm2, at 1100 deg centegrade 60n/mm2, packing the tri patch material have to be packed in 50/25 kg water proof bags in printed particulars of suppliers/manufacturers, brand name and name of material, batch no. and month, year of manufacturer, shelf life and weight of material ,stainless steel anchors of ss 310 grade 100mm length 30x6 mm size...

Due Date : March 27, 2019

Tender Value : ₹ Ref. Documents

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17
Neyveli Lignite Corporation Limited - Tamil Nadu

19309471 supply of tricast wearcrete , specification service temperature(max.) 1650 deg.c, refractoriness 1785 deg.c,grain size(max) 6.0mm, mwthod of application ramming(hand/machine), binder requirement 10 11%, al2o3 (min) 80 (+/ 2)%, fe2o3(max) 0.3%, p2o5 (max) 4%, , bulk density (min) 2.7 gm/cc at 110deg.c, cold crushing strength(min) 450 ksc st 110 deg.c/24 hrs, 600 ksc at 1000 deg.c/5hrs, 875 ksc at 1300 deg.c, plc (max) +/ (0.2) at 550 deg.c/10hrs, +/ (0.3) at 1000 deg.c/5hrs,+/ (0.6) at 1300 deg.c/5hrs, mor(min) 125ksc dried at 110deg.c/24 hrs, 200ksc fired at 1000deg.c/5 hrs,abrasion loss (astm c704) 3.5cc fired at 850deg.c/5hrs, mor loss 20%( astm c1171), thermal conductivity (min) 2 kcal/m/hr/deg.c at 1000 deg.c , refractory castable specification: raw material bauxite, al2o3 (min.) 78%, fe2o3 (max.) 1.0%, cao (max.) 3.1%, service temperature 1600 deg centegrade, grain size 0 6mm, bulk density 2.7gm/cc, linear change of length irrevresible (max.) at 1200 deg centegarde /+0.4,at 1400 deg centegarde /+0.1, thermal condutivity (max.) at 500deg centegrade 2.15 w/mk, at 1000 deg centegrade 1.95 w/mk, cold crushing strength (min.) at 110 deg centegarde 80n/mm2, at 1200 deg centegrade 110n/mm2, packing the castables have to be packed in 50 kg water proof bags in printed particulars of suppliers/manufacturers, barnd name and name of material, batch no. and month, year of manufacturer, shelf life and weight of material. , refractory patch up material specification: raw material calcined clay/calcined bauxite, al2o3 (min.) 60%, fe2o3 (max.) 1.5%, cao (max) 2.5%,service temperature 1600 deg centegrade, grain size maximum 5mm, bulk density 2.5gm/cc, plc at 1500 deg centegarde /+1.0 (max), cold crushing strength (min.) at 110 deg centegarde 50n/mm2, at 1100 deg centegrade 60n/mm2, packing the tri patch material have to be packed in 50/25 kg water proof bags in printed particulars of suppliers/manufacturers, brand name and name of material,...

Due Date : February 15, 2019

Tender Value : ₹ Ref. Documents

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21
Southern Railway - Tamil Nadu

3933289 emptying mud filled box n/box c/bcn and other type of 3200 nos of eight wheeler wagons by hammenng for removing the scales from side wails, end walls, floor in incoming wagons, sweeping and disposal of remnants such as iron ore. boulders, coke, coal dust, blue metal, bauxite etc and leveling the same at specified location for a period of 2 years in the premises of carriage & wagon works southern railway, chennai 23 ...

Due Date : October 31, 2012

Tender Value : ₹ 9.44 Lakhs

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27
Not Specified - Tamil Nadu

1676670 emptying mud filled boxn,boxc,bcn and other type of eight wheeler wagons by hammering for removing the scales from sidewalls, end walls, floor of incoming wagons, sweeping and disposal of remnants such as iron ore, boulders, coke & coal dust, blue metal, bauxite, tar, rust scales, cement debris, sulphur, garbage,dust,debris,dirt etc and leveling the same at specified location...

Due Date : May 17, 2010

Tender Value : ₹ 6 Lakhs

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