Tender For Deshellingreshellingofrollers , Complete Roller With Shaft, Roller Shell Without Grooving , Specification For Mill Roller Shaft With Machining Shaft Make:-Bharat Forge, Roller Shaft With Machining, Work Material:- 45C8 Quality Confirming T, karnal-Haryana

Deshellingreshellingofrollers , Complete Roller With Shaft, Roller Shell Without Grooving , Specification For Mill Roller Shaft With Machining Shaft Make:-Bharat Forge, Roller Shaft With Machining, Work Material:- 45C8 Quality Confirming To Is:1570 ( Minimum Ten Sile Strength Of 58Kg / Mm2 Shaft Material Test Certificate To Be Submitted The Composition Of The Roller Shell Material Should Confirm To Is:- 11202-1985 Roller Shaft Drg. No. Ss0124-05251023-011-0016 , Shelling Of New Roller Without Grooving & Without Lotus As Per Our Drg. Roller Drg. No. Ss0124-05251001-0008 Total Carbon-3.20 To 3.6% Maganase- 2.2 To 3.2% Silicon-1.2 To 2.2% Phosphorus- 0.5% Max. Sulphur-0.15% Max , Deshelling And Reshelling Of Lotus Roller With Grooving ( Shell ) Size-Dia 990X1830mm Length As Per Drg No:- Ss0124-05251001-011-0008 Material Coarse Grain Cast Iron Having Hardness 180-210 Bhn And Conforming To Is 11201-1985 Total Carbon-3.20 To 3.6% Maganase- 2.2 To 3.2% Silicon-1.2 To 2.2% Phosphorus- 0.5% Max Sulphur-0.15% Max , Deshelling And Reshelling Of Conventional Roller With Grooving ( Shell ) Size-Dia 990X1830mm Length As Per Drg No:- Ss0124-05251001-011-0012 Material Coarse Grain Cast Iron Having Hardness 180-210 Bhn And Conforming To Is 11201-1985 Total Carbon-3.20 To 3.6% Maganase- 2.2 To 3.2% Silicon-1.2 To 2.2% Phosphorus- 0.5% Max Sulphur-0.15% Max As Per All Above Specification:- Roller Shell Test Certificate ( Material ) Roller Shaft Ultra Sonic Test Certificate Minimum Tensile Strength Of 58Kg / Mm2tensile Strength Test Certificate Roller Shell Coarse Grain Cast Iron Having Hardness 180-210 Bhn Test Certificate. Note:- 1.Crack Detection Of Shaftto Be Done Ultra Sonically 2.Test Reports Are To Be Submitted 3. Test Bar Should Be Cast Integrate With The Roller Shell. 4. Material Composition Certificate Should Be Submitted

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Sl. No.	Item Description
1	Complete roller with shaft, Roller shell without grooving
2	Specification for mill roller shaft with machining Shaft make:-Bharat Forge, Roller shaft with machining, work material:- 45C8 quality confirming to IS:1570 ( Minimum ten sile strength of 58kg/mm2 Shaft material test certificate to be submitted The composition of the roller shell material should confirm to IS:- 11202-1985 Roller shaft Drg. No. SS0124-05251023-011-0016
3	Shelling of new roller without grooving & without lotus as per our drg. Roller Drg. No. SS0124-05251001-0008 Total carbon-3.20 to 3.6% Maganase- 2.2 to 3.2% Silicon-1.2 to 2.2% Phosphorus- 0.5% Max. Sulphur-0.15% Max
4	Deshelling and reshelling of lotus roller with grooving (shell) size-Dia 990x1830mm length as per Drg no:- SS0124-05251001-011-0008 Material coarse grain cast iron having hardness 180-210 BHN and conforming to IS 11201-1985 Total carbon-3.20 to 3.6% Maganase- 2.2 to 3.2% Silicon-1.2 to 2.2% Phosphorus- 0.5% Max Sulphur-0.15% Max
5	Deshelling and Reshelling of Conventional Roller with grooving (shell) size-Dia 990x1830mm length as per Drg no:- SS0124-05251001-011-0012 Material coarse grain cast iron having hardness 180-210 BHN and conforming to IS 11201-1985 Total carbon-3.20 to 3.6% Maganase- 2.2 to 3.2% Silicon-1.2 to 2.2% Phosphorus- 0.5% Max Sulphur-0.15% Max As per all above Specification:- Roller shell test certificate (material) Roller shaft ultra sonic test certificate Minimum tensile strength of 58kg/mm2tensile Strength test certificate Roller shell coarse grain cast iron having hardness 180-210 BHN test certificate. Note:- 1.Crack detection of shaftto be done ultra sonically 2.Test reports are to be submitted 3. Test bar should be cast integrate with the roller shell. 4. material composition certificate should be submitted