Plexiglas® Heatresist hw55
Polymethyl Methacrylate Acrylic
PLEXIGLAS® Heatresist hw55 clear is a copolymer based on methyl methacrylate (MMA) with comonomer constituents.
Besides showing the familiar properties of standard PLEXIGLAS® molding compound, such as
PLEXIGLAS® Heatresist hw55 clear offers the additional benefits of
Application:
PLEXIGLAS® Heatresist hw55 clear is particularly suitable for injection molding of technical items.
Examples:
lighted keys, luminaire covers, fiber optics.
Features | - Abrasion Resistant，Copolymer，Good Flow，High Hardness，High Light Transmission，High Strength，Weather Resistant
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Uses | - Fiber Optic Cable，Optical Applications
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Appearance | |
Forms | |
Processing Method | |
Multi-Point Data | Isothermal Stress vs. Strain (ISO 11403-1) Secant Modulus vs. Strain (ISO 11403-1) Shear Modulus vs. Temperature (ISO 11403-1) Viscosity vs. Shear Rate (ISO 11403-2)
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Density | 1.19 | g/cm³ | ISO 1183 |
Melt Volume-Flow Rate (MVR) (230°C/3.8 kg) | 0.0732 | in³/10min | ISO 1133 |
Water Absorption |
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| ISO 62 |
Saturation, 73°F | 2.2 | % |
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Equilibrium, 73°F, 50% RH | 0.60 | % |
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Tensile Modulus | 522000 | psi | ISO 527-2/1 |
Tensile Stress (Break) | 11600 | psi | ISO 527-2/5 |
Tensile Strain (Break) | 3.5 | % | ISO 527-2/5 |
Charpy Unnotched Impact Strength (73°F) | 9.5 | ft·lb/in² | ISO 179/1eU |
Heat Deflection Temperature |
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66 psi, Unannealed | 228 | °F | ISO 75-2/B |
264 psi, Unannealed | 223 | °F | ISO 75-2/A |
Glass Transition Temperature | 252 | °F | ISO 11357-2 |
Vicat Softening Temperature | 246 | °F | ISO 306/B50 |
CLTE - Flow (32 to 122°F) | 3.9E-5 | in/in/°F | ISO 11359-2 |
Flame Rating (0.06 in) | HB |
| IEC 707 |
Refractive Index | 1.510 |
| ISO 489 |
Transmittance 3 | 90.0 | % | ISO 13468-2 |
Drying Temperature | < 228 | °F |
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Drying Time | 2.0 to 3.0 | hr |
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Processing (Melt) Temp | 428 to 482 | °F |
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Mold Temperature | 140 to 194 | °F |
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