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Physical properties | Typical data | unit | method |
specific gravity | 1.23 | g/cm³ | ASTM D 792 |
Water absorption, 24 hours, 23°C, 50% RH | 0.15 | % | ASTM D 570 |
Shrinkage, Flow Direction 1/8in (3.2mm) | 0.6-0.8 | % | ASTM D 955 |
Shrinkage, vertical flow direction 1/8in (3.2mm) | 0.6-0.8 | % | ASTM D 955 |
Melt Index, 300°C/1.2kg | 10 | g/10min | ASTM D 1238 |
Mechanical properties | Typical data | unit | method |
Tensile yield strength, 50mm/min | 59 | MPa | ASTM D 638 |
Elongation at break, 50mm/min | 80 | % | ASTM D 638 |
Flexural strength, 2.6mm/min, 50mm span | 88 | MPa | ASTM D 790 |
Flexural modulus, 2.6mm/min, 50mm span | 2250 | MPa | ASTM D 790 |
Cantilever impact strength, 1/8in (3.2mm), notched, 23°C | 720 | J/m | ASTM D 256 |
Thermal performance | Typical data | unit | method |
Heat deflection temperature, 264psi (1.8Mpa), 3.2mm | 115 | ℃ | ASTM D 648 |
Flame retardant properties | Typical data | unit | method |
1.5mm | V0 | - | UL-94 |
Processing conditions | unit | numeric value |
Drying temperature | ℃ | 100-120 |
Drying time | hrs | 3-4 |
Maximum moisture content | % | <0.02 |
Melt temperature | ℃ | 280-300 |
Mouthpiece | ℃ | 280-300 |
Anterior paragraph | ℃ | 270-290 |
Middle | ℃ | 260-290 |
Rear segment | ℃ | 250-280 |
Mold temperature | ℃ | 70-95 |
Back pressure | MPa | 0.3-0.7 |