Category | Polymer , Thermoplastic , Acrylic (PMMA) |
Manufacturer | Polycasa |
Trade Name | XT |
Port | Shanghai port,China |
Trade Terms | FOB, CFR, CIF |
Payment Terms | L/C, T/T, Western Union |
Download PDF | Polycasa XT 620 PMMA.pdf |
Price | EMAIL US sales@lookpolymers.com |
Physical Properties | Metric | English | Comments |
---|---|---|---|
Density | 1.16 g/cc | 0.0419 lb/in³ | ISO 1183 |
Water Absorption | 0.30 % | 0.30 % | 24h/23°C - 50x50x4mm; DIN 53495 Method 1 |
Linear Mold Shrinkage | 0.0060 - 0.0090 cm/cm | 0.0060 - 0.0090 in/in |
Mechanical Properties | Metric | English | Comments |
---|---|---|---|
Ball Indentation Hardness | 135 MPa | 19600 psi | ISO 2039-1 |
Tensile Strength at Break | 50.0 MPa | 7250 psi | ISO 527-2 |
Elongation at Break | 25 % | 25 % | ISO 527-2 |
Tensile Modulus | 2.10 GPa | 305 ksi | ISO 527-2 |
Flexural Strength | 85.0 MPa | 12300 psi | ISO 178 |
Flexural Modulus | 2.10 GPa | 305 ksi | ISO 178 |
Charpy Impact Unnotched | 3.50 J/cm² | 16.7 ft-lb/in² | ISO 179-1 |
Charpy Impact, Notched | 0.400 J/cm² | 1.90 ft-lb/in² | ISO 179-1 |
Thermal Properties | Metric | English | Comments |
---|---|---|---|
CTE, linear | 100 µm/m-°C @Temperature 20.0 °C |
55.6 µin/in-°F @Temperature 68.0 °F |
DIN 53752 |
Specific Heat Capacity | 1.50 J/g-°C | 0.359 BTU/lb-°F | IEC 1006 |
Thermal Conductivity | 0.180 W/m-K | 1.25 BTU-in/hr-ft²-°F | DIN 52612 |
Maximum Service Temperature, Air | 65.0 °C | 149 °F | Continuous Use |
80.0 °C | 176 °F | Short Term Use | |
Vicat Softening Point | 102 °C | 216 °F | ISO 306 |
Decomposition Temperature | >= 280 °C | >= 536 °F |
Optical Properties | Metric | English | Comments |
---|---|---|---|
Refractive Index | 1.492 | 1.492 | DIN 5036-3 |
Transmission, Visible | 91 % @Thickness 3.00 mm |
91 % @Thickness 0.118 in |
DIN 5036-3 |
Electrical Properties | Metric | English | Comments |
---|---|---|---|
Dielectric Constant | 2.9 @Frequency 1e+6 Hz |
2.9 @Frequency 1e+6 Hz |
|
Dielectric Strength | 30.0 kV/mm | 762 kV/in | DIN 53481 |
Dissipation Factor | 0.030 @Frequency 1e+6 Hz |
0.030 @Frequency 1e+6 Hz |
DIN 53483-2 |
Descriptive Properties | Value | Comments |
---|---|---|
Forming Temperature, Air Pressure, °C | 130-150 | |
Forming Temperature, Vacuum, °C | 140-170 |