About |
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When high heat resistance and lighting efficiency is desired ACRYLITE® Heatresist acrylic compounds provide the solution. They offer all the advantages of PMMA including weatherability and optics but provide another level of heat resistance. These copolymers are based on methyl methacrylate (MMA) with comonomer constituents. They are ideal for technical parts subjected to high thermal stress. ACRYLITE® Heatresist molding and extrusion compounds are offered in two grades. ACRYLITE® hw55 and ACRYLITE® FT15 offer the following benefits: Excellent weathering characteristics High light transmission High mechanical strength High surface hardness and mar resistance AMECA listed ACRYLITE® Heatresist FT15 offers very high heat resistant characteristics compared to most other grades of ACRYLITE® polymer. Higher melt volume rates than ACRYLITE® Heatresist hw55.&& |
Product Description | |
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Supplier | ROHM |
Generic | PMMA |
Material Status | Commercial: Active |
Features | Good Rigidity,Weather resistance is good,Good Clarity,Good Hardness,High Heat Resistance,Moderate liquidity,High scratch resistance,Good coloring,Amorphous,HB |
Availabilitys | North America |
Process Methods | Extrusion |
Technical Data | |||
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PHYSICAL | Nominal value | Unit | Test method |
Density | 1.19 | g/cm³ | ISO 1183 |
Melt Volume Rate | |||
230℃,3.8 kg | 4.50 | cm³/10min | ISO 1133 |
MECHANICAL | Nominal value | Unit | Test method |
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Tensile modulus | 3500 | MPa | ISO 527-1-2 |
tensile strength | |||
fracture | 50.0 | MPa | ISO 527-2/5 |
Tensile strain | |||
fracture | 3.1 | % | ISO 527-2/5 |
IMPACT | Nominal value | Unit | Test method |
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Charpy Unnotch Impact strength | |||
23℃ | 18 | kJ/m² | ISO 179/1eU |
THERMAL | Nominal value | Unit | Test method |
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Hot deformation temperature | |||
1.8 MPa, unannealed | 105 | ℃ | ISO 75-2/A |
0.45 MPa, unannealed | 107 | ℃ | ISO 75-2/B |
Glass transition temperature | 121 | ℃ | IEC 1006 |
Vicat Softening Temp | |||
B50 | 115 | ℃ | ISO 306 |
FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
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1.60 mm | HB | UL 94 | |
Igniting temperature of the hot wire | 675 | ℃ | IEC 60695-2-13 |
Flame retardant level | B2 | DIN 4102 |
optical performance | Nominal value | Unit | Test method |
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Refractive index | 1.502 | ISO 489 | |
Transmittance | |||
3000 µm | 91.0 | % | ISO 13468-2 |
Notes |
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1. Typical properties: these are not to be construed as specifications. |
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