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Tender for Supply And Installation Of Equpments For Concrete Technology Laboratory Of Ce Dept Of Uit Bu , Supply And Installation Of Equpments For Concrete Technology Laboratory Of Ce Dept Of Uit Bu , Cylindrical Mould Made Of Steel With 300 Mm Length And 150 Mm Dia , Cube Mould (150 Mm) Made Of Steel With 150 Mm Length, Width And Height , Cube Mould (70.6 Mm) Made Of Steel With 70.6 Mm Length, Width And Height , Vee-Bee Consistometer :- (I)A Slump Cone 100 Mm Inside Dia At The Top, 200 Inside Dia At Base And 300 Mm Heigh (Ii) One Container For Slump Cone With Two Clamps And Lifting Handles (Iii) A Vibrating Table Mounted On Rubber Shock Absorbers And Having A Swivel Arm Attached On One Side. The Swivel Arm Carries A Funnel On One Side And A Graduated Road With A Perpex Disc On The Other Side. The Rod Is Graduated In Centimeters To Mesure The Slump And Voulume In Cylinder After Vibration Suitable For Operation On 440 V, 50 Hz, 3 Phase Supply , Constant Temperature Water Bath:- (I) The Double Walled Chamber Has Inner Made Of Ss And Outer Made Of Ms With Powder Coating. Inside Dimension Of Tank Should Not Be Less Than 1.5 X 1.5 X 1.0 M. A Glass Window Is Provided On The Front Side For An Easy Inside View. (Ii) Double Walled Construntion, Inner Made Of Stainless Steel And Exterior Made Of G.I Sheets Power Coated / Stainless Steel. (Iii) Gap Between The Two Walls Is Filled With Glass Woolinsulation. (Iv) Heang Is By Immersion Type Heaters. (V) Digital Temp. Controller- Micro Processor Based Auto Tune P.I.D Digital Controller Temperature With Pt 100 Sensor & Resolution 0.1°C. Dual Display One For Process Value (Pv) & The Another For Set Value Of Temperature (Sv). (Vi) A Circulation Pump With Motor Is Mounted On A Base And Field On The Side Of The Bath For Uniformity Of Tempareture (Vii) Temperature Range: 5°C Above Ambient To 110°C (Vii) Accuracy : ± 0.5°C (Ix) Power Supply : 230 Volts A.C 50 Hz Songle Phase Supply. , Variable Flow Type Air Permeability Cell Made Of Brass, 12.5 Mm Inside Dia With One Perforated Metal Disc And One Plunger (Ii) A U-Tube Glass Manometer With Rubber Coupling For Permeability Cell, Mounted On A Steel Stand (Iii) Latex Rubber Tubing, 30 Cm Long Along With Suction Bulb (Iv) 10 Filter Paper Disc (V) 250 Ml Dibutyl Phthalate Liquide. , Flow Table (Motorised):- (I) A Brass Table Top 762 Mm Dia, Finely Machined At The Top And Having Reinforcing Ribs At Bottom. A Vertical Shaft Is Fitted To The Underside Of The Table In The Center (Ii) A Steel Frame With Machined Based And Polished Smooth Vertical For The Table Shaft Carries A Cam At One End And A Hand Wheel At The Other. The Cam Is Adjusted To Give A Free Drop Of 12.5 Mm To The Table Top. (Iii) A Conical Mould In The Form Of Frustrum Of A Con 250 Mm Inside Dia At Base, 170 Mm Inside Dia At Top And 120 Mm High. It Is Provided With Two Lifting Handles. (Iv) Provided With A Motor Drive For The Cam Shaft To Drive It At Approx. 60 Rpm And Suitable For Operation On 220 V, 50 Hz, Single Phase Supply. , Vibrating Table (710 Mm X 500 Mm) :- The Vibrating Table Is Used For Compaction Of Cement Concrete Cubes And Cylinders By Vibration. The Load Carring Capacity Of The Table Should Be About 150 Kg. The Table Should Be Supported On Rubber Mounting Springs And The Housing Of The Eccentric Is Fitted Below The Table Top. The Table Should Be 710 Mm X 500 Mm In Size And Has Stops Along All Its Side To Prevent The Moulds From Sliding Away During Vibration. , Heat Of Hydration Apparatus:- (I) A Wide Mounted Double Walled Vacuum Flask With A Cork Stopper 38 Mm Thick And An Insulated Container For Flask. (Ii) A Banckman Thermometer ( Range 5°) Held Tightly By The Cork Stopper In Such A Way As To Avoid Accidental Contact With Stirrer Blades And Reading Lens. To Facilited Easy Removal, Cork Stopper Is Divided Into Two Halves. (Iii) A Constant Speed Stirrer ( Double Bladed Propeller Type) Extending To Within 38 Mm From The Bottom Of Flask. A Funnel ( Gooch Type) With A Stem Of 6 Mm Inner Dia And Body 25 Mm Long And 25 Mm Dia Fitting To The Cork Stopper For Introducing The Sample. , Electronic Balance : Capacity- 6 Kg, Sensitivity - 0.5Gm , Graduated Cylinders With Pour-Out:- Capacity- 50Ml, 100 Ml And 1000Ml , Volumetric Flasks, Stopper:- Capacity 500 Ml , Specific Gravity Bottles With Capillary Bore Stopper :- Capacity- 100 Ml , Weighing Bottle With Stopper:- Capacity- 60 Ml , Wash Bottles With Stopper :- Capacity- 1000 Ml , Pycnometer:- The Apparatus Consists Of A Glass Jar Of 1 Kg Capacity, Complete With Brass Cone, Rubber Seal And Screwed Cap.
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