Written by AZoMSep 18 2001
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Polymer Type |
| Thermoplastic |
Advantages |
| Very good flame retardant characteristics (VO>2) compared with unmodified SAN (HB). |
Disadvantages |
| Slightly reduced tensile strength, flexural modulus and HDT, compared with unmodified SAN |
Typical Properties |
| | | Density (g/cm3) | 1.2 | | Surface Hardness | RR125 | | Tensile Strength (MPa) | 70 | | Flexural Modulus (GPa) | 3.5 | | Notched Izod (kJ/m) | 0.02 | | Linear Expansion (/°C x 10-5) | 7 | | Elongation at Break (%) | 2.5 | | Strain at Yield (%) | 2 | | Max. Operating Temp. (°C) | 55 | | Water Absorption (%) | 0.3 | | Oxygen Index (%) | 29 | | Flammability UL94 | V0 | | Volume Resistivity (log ohm.cm) | 15 | | Dielectric Strength (MV/m) | 20 | | Dissipation Factor 1kHz | 0.01 | | Dielectric Constant 1kHz | 3 | | HDT @ 0.45 MPa (°C) | 90 | | HDT @ 1.80 MPa (°C) | 84 | | Material. Drying hrs @ (°C) | 2 @ 85 | | Melting Temp. Range (°C) | 220 - 250 | | Mould Shrinkage (%) | 0.5 | | Mould Temp. Range (°C) | 40 - 60 | |
Applications |
| Computer and calculating machine housings, electronic chassis, tape spools. Consumer durable housings, fans, meter housings. Housings for reprographic machines, typewriters, cash registers, large cameras, optical equipment, precision scientific and laboratory equipment. |
| Source : Abstracted from Plascams For more information on Plascams please visit RAPRA Technology Ltd. |