Machinery and Tools, Tools and General Machinery, Spare Part, Bhopal-Madhya Pradesh

Tender For Mini Rolling Mill1. For Hot Rolling (2 High Configuration)· Working Roll Diameter: 100 Mm Or Higher· Roll Width: 100 Mm Or Higher· Material Input Thickness : 6 Mm Max· Final Thickness : 1 Mm In Multiple Passes Or Lower· Strength Of Material To Be Rolled : 200-300 Mpa At 1000 Degc· Materials To Be Rolled: Cu, Ni, Fe And Ti Based Alloys And Composites· Roll Peripheral Speed: 10 M/Min Max (Variable).2. For Cold Rolling (4 High Configuration)· Working Roll Diameter: 30 Mm Or Higher, Back Up Roll Diameter: 100 Mm Or Higher· Roll Width : 100 Mm Or Higher· Material Input Thickness : 4 Mm Max· Final Thickness : 0.5 Mm In Multiple Passes Or Lower· Strength Of Material To Be Rolled: Max 1000Mpa At Ambient Temperature· Materials To Be Rolled: Cu, Ni, Fe And Ti Based Alloys And Composites3. Rolling Mill Configuration· Rolling Mill Stand: To Accommodate Rolls With Bearing Supporting Chocks In 2 HiOr 4 Hi Configurations.· Drive Gear Box : To Transmit Drive From A Ac Electric Motor To Mill Rolls ThroughUniversal Spindles· Electric Motor: Two Suitable Ac Motor Of 50% Higher Rating Than That Is RequiredFor Rolling With Variable Speed Controller To Provide 20 Tons Roll Force (Should HaveBoth Forward And Reverse Movement) For Driving Rolls Separately AndIndependently· Electrical Controls: Appropriate Digital Control To Supply Power To Motor In AProtected Manner With Standard Safety.· Material Feeding : Roller Tables (At Least 200 Mm) In Both Side To Assist Feeding OfRolling Stock To Rolls· Screw Down Mechanism For Rolls Movement: Manual With Appropriate GearSystem· Roll Gap Controls: Manual , Should Be Upgradable Through Plc Control In Future· Instrumentation System : Should Be Located On Control Desk To Control AndMonitor All Rolling Parameters Such As Motor Start / Stop Push Buttons, RollingSpeed Increase/Decrease Push Buttons, Motor Speed Indictor, Motor Power,Direction Control Of Motor· Rolling Mill Should Be Upgradable, In Terms Of Exit And Entry Temperature And LoadCell Placement4. Mill HousingIt Should Accommodate Both Hot And Cold Rolling Configurations WithExchangeable Roller System By Using Hydraulic Roll Changing SystemIt Should Have Roll Neck Bearing Chocks, Roll Neck Bearing Assembly, Roll DraftingArrangement And Drive Arrangement With Motor, Gear Box, Universal Spindles, Etc.5. SparesMechanical Spares: Oil Seals For Gear Boxes, Bearings, Roll Neck BearingAssembly ComponentsElectrical Spares: Semiconductor Fuses, Contactors, Relays, Spare Control Card ForAc Drive, Carbon Brushes, Rotary EncoderEngineering SupplyEquipment Lay Out: Drawing Showing The Complete Equipment To Suit Within50Sq.Ft Area.Detailed Foundation Drawings With Load Data, Steel Reinforcement DetailsElectrical Power Distribution DiagramAny Other Engineering Required For Installation Of EquipmentsThe Supplier Must Provide All The Necessary Operation And Maintenance AndService Manuals For Smooth Operation Of The Equipment.Warranty And InspectionPre-Delivery Inspection: Rolling Mill Shall Be Tested At The Supplier End In Fully,Assembled Condition Compliance With The Specifications For Systems Functioning InThe Presence Of Our Personnel Before Dispatch.Training: The Equipment Must Be Installed Free Of Cost At Ampri By The TrainedEngineers Of The Supplier And Give Full Training (Functioning, Maintenance AndTroubleshooting) On Equipment At Ampri (At Least For 5 Days)Warranty- 12 Months From Date Of Commissioning

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