Bids Are Invited For Chemical Compositions:- 1) Al2o₃+Tio₂ Min. 41%, Fe₂o₃, Max 1.5%, Tio₂, Max 2.0% 2) Refractoriness (Pce) 1750°C 3) Apparent Porosity (Max.) 16% 4) C.C.S, 500Kg/Cm2 (Min.), 5) Refractoriness Under Load (Rul) Ta 1440°C At 2 Kg/Cm, Bastar-Chhattisgarh

National Mineral Development Corporation Limited has published Bids Are Invited For Chemical Compositions:- 1) Al2o₃+Tio₂ Min. 41%, Fe₂o₃, Max 1.5%, Tio₂, Max 2.0% 2) Refractoriness (Pce) 1750°C 3) Apparent Porosity (Max.) 16% 4) C.C.S, 500Kg/Cm2 (Min.), 5) Refractoriness Under Load (Rul) Ta 1440°C At 2 Kg/Cm. Submission Date for this Tender is 11-08-2025. Chemical Supply Tenders in Bastar Chhattisgarh. Bidders can get complete Tender details and download the document.

Tender Notice

TDR

50385392

Tendering Authority

Tender Brief

Bids Are Invited For Chemical Compositions:- 1) Al2o₃+Tio₂ Min. 41%, Fe₂o₃, Max 1.5%, Tio₂, Max 2.0% 2) Refractoriness (Pce) 1750°C 3) Apparent Porosity (Max.) 16% 4) C.C.S, 500Kg/Cm2 (Min.), 5) Refractoriness Under Load (Rul) Ta 1440°C At 2 Kg/Cm

Bidding Type

Tender

Competition Type

Indian

State

Chhattisgarh

City

Bastar

Last Date of Bid Submission

11-08-2025

Tender Details

Bids Are invited for CHEMICAL COMPOSITIONS:- 1) AL2O₃+TiO₂ min. 41%, Fe₂O₃, max 1.5%, TiO₂, MAX 2.0% 2) Refractoriness (PCE) 1750°c 3) Apparent porosity (max.) 16% 4) C.C.S, 500kg/cm2 (min.), 5) Refractoriness under load (RUL) Ta 1440°c at 2 kg/cm2 load (min.) 6) P.L.C, (max) ±0.3%at 1450˚c for 4 hours. , CHEMICAL COMPOSITIONS: - 1) AL2O₃+TiO₂ min. 32%, Fe2O3, max. 2.5%, TiO2, MAX. 2% 2) REFRACTORINESS (PCE) MIN. 1670°c 3) APPARENT POROSITY (MAX) 22% 4) COLD CRUSHING STRENGTH (C.C.S), 250kg/cm² min. 5) REFRACTORIES UNDER LOAD(RUL) AT 2KG/CM² LOAD min Ta 1350˚c. 6) P.L.C, (max) ±0.6% at 1350˚c for 4hrs. 7) REVERSIBLE THERMAL EXPANSION (RTE) max. 0.68% AT 1000°c 8) SPALLING RESISTANCE (min.) 20 CYCLES. , 1) ALUMINA+TITANIA 37% min., TITANIA 2% max., FERRIC OXIDE 2.5%max. 2) REFRACTORINESS SHALL NOT BE LESS THAN ORTON CONE 32 3) APPARENT POROSITY SHALL NOT BE MORE THAN 20% 4) COLD CRUSHING STRENGTH (C.C.S), SHALL NOT BE LESS THAN 200kg/cm² 5) REFRACTORIES UNDER LOAD(RUL) SHALL NOT BE LESS THAN Ta 1350˚c at 2KG/CM² LOAD . 6) P.L.C, SHALL NOT BE MORE THAN ±0.4% at 1350˚c for 4hrs. 7) SPALLING RESISTANCE SHALL NOT BE LESS THAN 20 CYCLES. 8) REVERSIBLE THERMAL EXPANSION SHALL NOT BE MORE THAN (RTE) 0.68% AT 1000°c 9) BULK DENSITY SHOULD NOT BE LESS THAN 2gm/cc. Total Quantity : 22350

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Bids Are Invited For Chemical Compositions:- 1) Al2o₃+Tio₂ Min. 41%, Fe₂o₃, Max 1.5%, Tio₂, Max 2.0% 2) Refractoriness (Pce) 1750°C 3) Apparent Porosity (Max.) 16% 4) C.C.S, 500Kg/Cm2 (Min.), 5) Refractoriness Under Load (Rul) Ta 1440°C At 2 Kg/Cm, Bastar-Chhattisgarh

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Bids Are Invited For Chemical Compositions:- 1) Al2o₃+Tio₂ Min. 41%, Fe₂o₃, Max 1.5%, Tio₂, Max 2.0% 2) Refractoriness (Pce) 1750°C 3) Apparent Porosity (Max.) 16% 4) C.C.S, 500Kg/Cm2 (Min.), 5) Refractoriness Under Load (Rul) Ta 1440°C At 2 Kg/Cm, Bastar-Chhattisgarh

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