|
Covestro PC Apec 1745 easy release,medical devices
| Brand Name | Covestro |
| Model Number | 1745 |
General purpose grades
Grades / Medical devices
MVR (330°C/2.16kg) 17 cm³/10 min; easy release; for superheated steam sterilization up to 143 °C; meets criteria of US Pharmacopeia (USP) Class VI; biocompatible according to many ISO 10993-1 test requirements; softening temperature (VST/B 120)=170 °C; injection molding - melt temperature 320 -340°C; Films for medical packaging; Contact lens holders; Medical vessels; Safety valve for respirationaids; Syringe tops
Rheological properties
| Property | Test Condition | Unit | Standard | typical Value | |
|---|---|---|---|---|---|
| C | Melt volume-flow rate |
330 °C/ 2.16 kg
|
cm³/10 min | ISO 1133 |
17
|
|
Melt mass-flow rate
|
330 °C/ 2.16 kg
|
g/10 min
|
ISO 1133 |
17
|
|
| C |
Molding shrinkage, parallel
|
60x60x2 mm
|
% | ISO 294-4 |
0.85
|
| C |
Molding shrinkage,normal
|
60x60x2 mm
|
% | ISO 294-4 |
0.85
|
Mechanical properties (23 °C/50 % r. h.)
| Property | Test Condition | Unit | Standard | typical Value | |
|---|---|---|---|---|---|
| C | Tensile modulus | 1 mm/min | MPa | ISO 527-1,-2 | 2400 |
| C |
Yield stress
|
50 mm/min | MPa | ISO 527-1,-2 | 70 |
| C | Yield stress | 50 mm/min | % | ISO 527-1,-2 | 6.8 |
| C |
Nominal strain at break
|
50 mm/min | % | ISO 527-1,-2 |
>50
|
| C |
Charpy impact strength
|
23 °C | kJ/m² |
ISO 179/1eU
|
N |
| C |
Charpy impact strength
|
-30°C | kJ/m² |
ISO 179/1eU
|
N |
|
Flexural modulus
|
2 mm/min | MPa |
ISO 178
|
2400 | |
|
Ball indentation hardness
|
N/mm² |
ISO 2039-1
|
120 | ||
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