PURCHASE OF LAB EQUIPMENTS

ITEMS TO BE PURCHASED FOR THE SETTING UP OF NANOTECHNOLOGY RESEARCH LABORATORY UNDER THE LEAD COLLEGE SCHEME

LAN capable Torque Rheometer with Measuring Internal Mixer:Table Top Unit with integratedcontrol panel (UI)Touch screenModular drive unit for:- measuring mixer, measuring extruder ,conical twin screw extruder,Maintenance free inverter drive,Digital frequency controller,Automatic recognition of max. torque for the measuring heads,measuring sensors,down stream equipment Ports:HDMI - for bigger monitor,LAN 1 – Internet,LAN 2 - for grav. feeder and LAN compatibledown stream equipment,USB 2.0 ports (3 pieces) for USB stick, Printer,mouse, keyboard,Technical data:Drive output ca. 4.2 kW,Torque ca. 200 Nm,Speed 0.2 to 185 rpm - continuously adjustable,Temperature control: minimum 6 zones,At least 4 stock temperature connections,At least 4 air - cooling valves for electrically heated mixerand extruder,Dimensions (W x H x D) 700 x 870 x 950 mm,Necessary upgradable softwarefor running measuring mixer and extruder.Data export via LAN,Update via LAN,Web based support,Export functions,(Exel, PDF, Access, CSV, Web API),Remote service capability,Other main connections on request.Software compatible with Android, iOS, Windows (10, 8, 7,XP), Linux, Blackberry,Measuring Mixer type 50 EHTwith at least 3 temperature control zones,temperature: up to 500° C,speed ratio: 2:3,stainless steel,mixer-bowl gross volume: approx. 120 cm3,temperature control: electrical heatingchannel for air cooling,torque: 0 – 200 Nm,with mechanical and electronical overload protectionincl. thermocouple for measuring the stock,temperature with safety handles for slow motion, Roller blades for mixer, volume of the mixer bowl: net 55 cm3,torque max.: 200 Nm,Software: Standard operating / system software for Measuring mixer should be included, software for data correlation to compare various test and series should be offeredMean values and standard deviations to be calculated automatically.Comparison with pre-defined reference curves, with determination of effect of individual test parameters in variations. Additional necessary accessories like loading chute, pressure ram, blade extractors etc. to be included as required.

Advanced Planetary Micro Mill instrument:Maximum feed particle size - upto 5 mm,Final fineness< 0.1 µm ,Minimum Sample Quantity: 0.5 ml,Maximum Sample Quantity: 60 ml,No. of bowls - 2 bowls of 80 ml volume, Bowls and balls of Zirconium oxide.Other specifications and required features:The offered micro mill should be bench top model,Rotational Speed of Main disk upto 1100 rpm,Maximum speed of grinding bowls should be 2200 rpm,High energy milling up to 95 g,Short milling times ,Dry and wet grinding possible,Bench top model with high grinding performance,No-Loss grinding, even in suspension,The mill should have facility of continually monitoring and recording the data of gas pressure and temperature during the grinding process,The Mill should have integration through integrated USB interface – logging results should be easier,The grinding bowls 80 ml volume made of Zirconium oxide should be supplied with steel casing. The grinding balls 10 mm dia made of Zirconium oxide should be supplied,The grinding bowls 80 ml volume made of Zirconium oxide should be supplied with steel casing. The elemental analysis of the grinding bowls should be 94.2% to 95.2% Zirconium oxide (ZrO2), 1 to 2% Hafnium oxide (HfO2), 3.5 % Magnesium Oxide (MgO), 0.1% Silicon Dioxide (SiO2), 0.1% Aluminium Oxide (Al2O3).Compensation of unbalance of all grinding bowls using a compensation mechanism which is easy to operate. Possibility to add additional lock-system and/or special lid for grinding in inert atmosphere,Possibility to add special emptying device,Possibility to add Counterweight,Grinding chamber cooled by built-in to permit longer grinding times, Programmable interval and break times and rotation direction (clockwise & anti clockwise),Absolutely reproducible grinding parameters with use synchronous belts for transmission,Simple cleaning of grinding elements,Effective diameter of main disk should be 140 mm,Transmission ratio should be 1: -2,The offered instrument should have CE Certificate

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