Bids Are Invited For Hiring Company To Manufacture And Install Conveyor Screw At E.T.E

Hiring A Company To Manufacture And Install Conveyor Screw (Carbon Steel) Sand Conveyor Screw With Shaft Ø300 Mm X 7,250 Mm. Made Of Carbon Steel – Tubular Shaft Fixed By A Flanged Shaft And Supported On Bearings. With Intermediate Bearings, Ensuring Greater Design And Operation Flexibility. The Screw Is Dimensioned So That It Does Not Have Any Point Of Contact With The Rail. Technical Description: – Screw Conveyor, “Type”, With Tubular Axle, Provided With Drive Unit, Supports, Bases And Anchors For Installation. Designed To Operate Continuously Under Specified Operating Conditions. – Screw Conveyor Basically Composed Of: – Drive Unit: Composed Of Parallel Shaft Type Motor And Reducer, Designed And Manufactured In Accordance With Abnt And Agma Recommendations – Asynchronous, Three-Phase Motor, In Accordance With Abnt Nbr-17094-1, Aluminum Housing, Tfve. – Spindle: With Central Tubular Shaft And Made Of Laser-Cut Steel Sheets, And Shaft Ends For Mounting On Bearings And Coupling To The Gearbox. Made With The Diameter And Pitch According To The Project, So That It Meets The Required Transport Capacity. – Lower Bearing: It Has A Fixed Shaft Tip, With A Rotating Steel Hub With A Self-Lubricating Bushing, The Bushing Is Grooved To Guarantee Lubrication Throughout The Shaft, Sealed With Retainers That Make It Difficult For Impurities To Penetrate The Bushing And Allow The Expulsion Of Grease With The Impurities.– Intermediate Bearing: It Has A Split Carbon Steel Body And Self-Lubricating Bushings, Designed So That It Is Possible To Carry Out The Change Without The Need To Dismantle The Spindle, Which Always Work Above The Effluent Level.– Upper Bearing: Robust Hub To Accommodate The Self-Compensating Roller Bearing, Retainer And Support The Work Efforts Of The Spindle.Gutter: Manufactured In U Profile In Carbon Steel And Has A Minimum Distance From The Spindle So That It Does Not Damage It, The Sand In Turn Forms A Layer Between The Cradle And Spindle Up To The Disposal Point.