Tenders Are Invited For Detection And Analysis Apparatus – Microcompounding And Injection Molding System Including Rheological Analysis

Detection And Analysis Apparatus – Microcompounding And Injection Molding System Including Rheological Analysis. Microcompounding And Injection Molding System Including Rheological Analysis For Research At The Whz With The Following Requirements: 1. Extruder 1.1 Benchtop Device Without Active Fan 1.2 External Temperature Control System For Liquid Cooling Of The Electronics And Powder Dosing 1.3 Weight Of The Basic Device: M < 60 Kg 1.4 Dimensions Of The Basic Device: Max. 450X500x850 Mm (Hxwxl) 1.5 Number Of Screws: 2, Co-Rotating 1.6 Screw Diameter: 11 Mm 1.7 Segmented Screw Design For Adapting The Screw Zones As Required 1.8 3 Sets Of Screw Elements, One Of Them With A High Free Volume: Min. 1.7 External/Internal For Feeding Pellets ?4Mm 1.9 Barrel Length: 40 L/D 1.10 Possibility Of Shortening The Length Used Process Length Up To 15 L/D 1.11 Upper Barrel Half Can Be Completely Opened And Dismantled 1.12 All Dosing And Degassing Openings Can Be Freely Positioned 1.13 2 Water-Cooled Filling Funnels For Feeding Powdered Materials, Along The Process Length 1.14 Min. 2 Dosing Openings Compatible With Different Dosing Systems 1.15 Degassing Opening With The Option For Passive Or Active Degassing A Vacuum Pump 1.16 Process Temperature Range From Room Temperature To 450 °C Individually Controllable In At Least 7 Heating Zones 1.17 Integrated Pressure And Torque Monitoring As Well As Temperature Measurement On The Nozzle 1.18 Screw Speed ?1000Rpm, Variably Adjustable 1.19 Throughput: ?0.02 Kg/H To ?2.5 Kg/H 1.20 Bypass Valve On The Nozzle For Sampling 1.21 Extrusion Nozzle With Exchangeable Strand Nozzles (Diameter: 0.5 1.0 1.5 2 2.5 And 3.0 Mm) 1.22 Slot Nozzle For Extrusion Of Films With A Width Of ?50 Mm And An Adjustable Thickness In The Range 0.2 To 1.2 Mm 1.23 Power Supply: 230 V With Cold Device Plug 2. Volumetric Solids Dosing System 2.1 Including Fastening Device 2.2 Single-Screw Dosing 2.3 Conveying Of Pellets And Powder 2.4 Integration Of The Control Into The Extruder Software 3. Volumetric Liquid Dosing System 3.1 Including Fastening Device, With The Option Of Also Being Able To Connect Analysis Probes 3.2 Conveying By Peristaltic Pump 3.3 Integration Of Start/Stop Processes Into The Control Of The Extruder 4. Water Bath For Cooling The Extrudates 4.1 Length ?65 Cm 5. Roller Take-Off 5.1 Consisting Of Two Rollers 5.2 Optional: Third Take-Off Roller For Pressing The Extrudate Onto The First Roller 5.3 Air Doctor 5.4 Coupling Of The Roller Take-Off With The Extruder Via An Adjustable Guide Element 5.5 External Temperature Control System For Liquid Cooling Of The Rollers 5.6 Adjustable Take-Off Speed For Adjustment The Film Thickness 5.7 Torque-Controlled Winding Device For Receiving The Extruded Film 6. Spare Parts For The Extruder 6.1 Heating Element And Thermocouple For The Nozzle 6.2 Pressure Sensor 6.3 Cooling Valve 6.4 Slide Bushings For Screws (Min. 6 Pcs.) 6.5 Screw Couplings (Min. 2 Pcs.) 6.6 Fastening Screws For Screws (Min. 2 Pcs.) 6.7 Ssr Relays Each For Cooling And