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Acrylics PMMA amorphous
APPLICATIONS
Signs, inspection windows, tail light lenses, lighting diffusers, leaflet dispensers and hi-fi dust covers
PROPERTIES
Hard, rigid, glass-clear, glossy, good weather resistance, excellent for thermoforming, casting and fabrication.
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Psysical properties: |
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Tensile Strength |
40-65 |
MPa |
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E-modulus |
3000 |
MPa |
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Notched Impact Strength |
1.5 - 3.0 |
kJ/m² |
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Thermal Coefficient of expansion |
60 - 90 |
x 10-6 |
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Max Cont Use Temp |
70 - 90 |
0C |
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VicatB Temp |
90 - 110 |
0C |
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Density |
1.19 |
g/cm³ |
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Resistance to chemicals: |
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Dilute Acid |
Very good |
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Dilute Alkalis |
Very good |
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Oils and Greases |
Very good |
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Aliphatic Hydrocarbons |
Moderate |
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Aromatic Hydrocarbons |
Poor |
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Halogenerated Hydrocarbons |
Poor |
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Density |
Very good |
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