Specifications
SPECIFICATIONS
Testing Unit
| 1 Test method | Constant-pressure extrusion system using weights. | |
|---|---|---|
| 2 Type of tests | Constant temperature test and constant heating-rate test. | |
| 3 Extruding pressure range | CFT-500D | 0.4903-49.03 MPa (5-500 kgf/cm2). 0.4903 MPa (5 kgf/cm2) step selection |
| CFT-100D | 0.098-9.807 MPa (1-100 kgf/cm2) 0.098 MPa (1 kgf/cm2) step selection |
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| Pressure precision | Better than ±1% of the set value | |
| 4 Measuring range | CFT-500D | 8 x 10-1 (*1)-1 x 106 (*2) Pa • s |
| CFT-100D | 1.6 x 10-1 (*1)-2 x 105 (*2) Pa • s (*1) for 0.5 ID x 1.0 mm length die (*2) for 1.0 ID x 1.0 mm length die |
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| 5 Heating method | Electric, 500W | |
| 6 Test temperature | Range (Ambient + 20 °C) -400°C Heat sensor 100Ω platinum resistor Measuring precision error of heat sensor + (±0.3 °C) Control precision ±0.2°C in stable state Heating rate 0.5-6.0°C/min (0.1°C step). (For constant heating-rate tests) |
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| 7 Piston stroke | Effective stroke 15mm Stroke detector Linear potentiometer Measuring precision ±0.5% (for 15 mm stroke) Resolution 0.01mm |
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| 8 Maximum sample size | 1.5cm3 | |
| 9 Piston diameter | 11.282mm (1cm2 in cross sectional area) | |
| 10 Cylinder diameter | 11.329mm | |
| 11 Standard dies (interchangeable) | 0.5 ID x 1.0mm length 1.0 ID x 1.0mm length 1.0 ID x 2.0mm length 1.0 ID x 10.0mm length |
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| 12 Operational requirements | Power source 100VAC, 50/60Hz, 7A max. Pneumatic source About 0.5 MPa (4 kgf/cm2), 15NL/run Temperature 10-35°C (below 29°C in wet bulb reading) Humidity 30-80% (No condensation) |
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| 13 Approximate dimensions and weight | Rheometer main body 840W x 650D x 1,530H mm, 200kg Attachments 60kg |
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Control Unit
| 1 CPU | Single chip microcomputer, 16 bit | |
|---|---|---|
| 2 Memory size | 512 Kbyte ROM and 320 Kbyte RAM | |
| 3 Display | 5.7* monochromatic LCD, touch panel type | |
| 4 Personal computer Interface | RS-232C | |
| 5 Clock incorporated | - | |
| Stand-alone System Specifications | Personal Computer System Specifications | |
| 1 Parameters | Selection of constant temperature method (hereafter called constant) or constant heating-rate method (hereafter called heating-rate), piston cross sectional area, piston drive condition, testing load, preheating period, sample name, sample number, test temperature (Constant), number of test repeats (Constant), density, calculation start/end positions (constant), test start temperature (Heating-rate), test final temperature (Heating-rate), heating rate (Heating-rate), interval of flow rate measurement(Heating-rate), die dimensions (orifice and length), selection of flow rate calculation methods (limiting method or automatic method), full scale time, full scale stroke | |
| 2 Data processing items. | Shear stress τ(Pa), flow rate Q (cm3/s), shear rate γ (s-1), viscosity η (Pa • s), melt flow rate (MFR)(*), softtening temperature (Constant), flow beginning temperature (Heating-rate), 1/2 method and offset temperature method (Heating-rate) | |
| 3 Graph generation | Stroke-time curve (Constant), stroke-temperature curve (Heating-rate) | |
| Viscosity-shear rate curve (Constant) Shear stress-shear rate curve (Constant) Viscosity-temperature curve (Constant) Shear rate-temperature curve (Constant) Viscosity-time curve (Constant) Shear rate-time curve (Constant) Viscosity-temperature curve (Heating-rate) Shear rate-temperature curve (Heating-rate) Overlay of up to 10 curves Zooming display (Constant and Heating-rate) Viscosity correction by the Bagley plot method Shear sensitivity N |
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(*) The cylinder dimensions of CFT-500D/100D system is different from that of the melt indexer based on ASTM/JIS.
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