Röhm · Acrylic (PMMA)
CYROLITE® GS 90
MBS
Manufacturer
Röhm
Base polymer
Acrylic (PMMA)
Trade family
CYROLITE®
Status
active
Technical properties
| Melt volume-flow rate, MVR | 3 cm³/10min |
| Temperature | 230 °C |
| Load | 3.8 kg |
| Tensile modulus | 2300 MPa |
| Yield stress | 46 MPa |
| Yield strain | 3.8 % |
| Nominal strain at break | 14 % |
| Charpy impact strength, +23°C | N kJ/m² |
| Charpy notched impact strength, +23°C | 11 kJ/m² |
| Vicat softening temperature, 50°C/h 50N | 95 °C |
| Burning behavior at 1.5 mm nominal thickness | HB class |
| Thickness tested | 1.6 mm |
| Oxygen index | 18 % |
| Volume resistivity | >1E13 Ohm*m |
| Surface resistivity | 1E13 Ohm |
| Humidity absorption | 0.3 % |
| Density | 1110 kg/m³ |
| Density of melt | 998 kg/m³ |
| Thermal conductivity of melt | 0.163 W/(m K) |
| Spec. heat capacity of melt | 2263 J/(kg K) |
| Eff. thermal diffusivity | 7.217E-8 m²/s |
| Ejection temperature | 75 °C |
| Injection molding, melt temperature | 240 °C |
| Injection molding, mold temperature | 65 °C |
| Injection molding, injection velocity | 195 mm/s |
Indicative values. Always consult the manufacturer's official datasheet before specification.
CYROLITE® GS 90 equivalents
No verified equivalents indexed yet.
Typical applications
medical devicesmedical packagingtoysappliance partsY-Sitesluer lockscheck valvesdrip chambers
Base polymer
Acrylic (PMMA)
See the full PMMA technical sheet
Manufacturer
Röhm
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