Ultradur? B 4520
聚丁烯對苯二甲酸酯
產(chǎn)品說明:
Ultradur B 4520 is a medium viscosity, rapidly freezing injection molding grade.
Applications
Typical applications include chassis and housings for home appliances, office and sewing machines, and coil formers.
用途 | 家電部件、商務設備外殼 |
機構評級 | |
RoHS 合規(guī)性 | |
形式 | |
加工方法 | |
多點數(shù)據(jù) | Isothermal Stress vs. Strain (ISO 11403-1)Secant Modulus vs. Strain (ISO 11403-1)Shear Modulus vs. Temperature (ISO 11403-1)Specific Volume vs Temperature (ISO 11403-2)Viscosity vs. Shear Rate (ISO 11403-2) |
密度 / 比重 |
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-- | 1.30 |
| ASTM D792 |
-- | 1.30 | g/cm3 | ISO 1183 |
溶化體積流率（MVR） (250°C/2.16 kg) | 1.16 | in3/10min | ISO 1133 |
收縮率 - 流動 (0.125 in) | 0.015 | in/in |
|
吸水率 |
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飽和 | 0.50 | % | ASTM D570 |
飽和, 73°F | 0.50 | % | ISO 62 |
平衡, 50% RH | 0.25 | % | ASTM D570 |
平衡, 73°F, 50% RH | 0.25 | % | ISO 62 |
Viscosity Number (Reduced Viscosity) | 130.0 | ml/g | ISO 1628 |
拉伸模量 (73°F) | 363000 | psi | ISO 527-2 |
抗張強度 |
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|
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屈服, 73°F | 8700 | psi | ASTM D638, ISO 527-2 |
屈服, -40°F | 13600 | psi | ISO 527-2 |
屈服, 176°F | 3190 | psi | ISO 527-2 |
屈服, 248°F | 2610 | psi | ISO 527-2 |
伸長率 (屈服, 73°F) | 3.7 | % | ASTM D638, ISO 527-2 |
標稱拉伸斷裂應變 (73°F) | > 50 | % | ISO 527-2 |
拉伸蠕變模量 |
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| ISO 899-1 |
1 hr | 261000 | psi |
|
1000 hr | 174000 | psi |
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彎曲模量 |
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73°F | 334000 | psi | ASTM D790 |
73°F | 348000 | psi | ISO 178 |
簡支梁缺口沖擊強度 |
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| ISO 179 |
-22°F | 1.4 | ft·lb/in2 |
|
73°F | 2.9 | ft·lb/in2 |
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簡支梁無缺口沖擊強度 (73°F) | 無斷裂 |
| ISO 179 |
懸壁梁缺口沖擊強度 |
|
| ASTM D256 |
-40°F | 0.69 | ft·lb/in |
|
73°F | 0.81 | ft·lb/in |
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載荷下熱變形溫度 |
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66 psi, 未退火 | 325 | °F | ASTM D648 |
66 psi, 未退火 | 329 | °F | ISO 75-2/B |
264 psi, 未退火 | 140 | °F | ASTM D648, ISO 75-2/A |
熔融峰值溫度 | 433 | °F | ASTM D3418, ISO 3146 |
線形熱膨脹系數(shù) - 流動 | 8.1E-5 | in/in/°F |
|
RTI Elec |
|
| UL 746 |
0.030 in | 266 | °F |
|
0.06 in | 266 | °F |
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0.11 in | 266 | °F |
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RTI Imp |
|
| UL 746 |
0.030 in | 266 | °F |
|
0.06 in | 266 | °F |
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0.11 in | 266 | °F |
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RTI |
|
| UL 746 |
0.030 in | 284 | °F |
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0.06 in | 284 | °F |
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0.11 in | 284 | °F |
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表面電阻率 |
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0.0591 in | 1.0E+13 | ohms | ASTM D257 |
-- | 1.0E+13 | ohms | IEC 60093 |
體積電阻率 |
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0.0591 in | > 1.0E+15 | ohms·cm | ASTM D257 |
-- | > 1.0E+15 | ohms·cm | IEC 60093 |
介電常數(shù) |
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| IEC 60250 |
100 Hz | 3.40 |
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1 MHz | 3.30 |
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耗散因數(shù) |
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| IEC 60250 |
100 Hz | 2.0E-3 |
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1 MHz | 0.020 |
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漏電起痕指數(shù) | 550 | V | IEC 60112 |
UL 阻燃等級 |
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| UL 94 |
0.030 in | HB |
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0.06 in | HB |
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0.11 in | HB |
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干燥溫度 | 212 到 248 | °F |
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干燥時間 | 4.0 | hr |
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建議的最大水分含量 | 0.040 | % |
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加工（熔體）溫度 | 482 到 518 | °F |
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模具溫度 | 104 到 176 | °F |
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注塑壓力 | 508 到 1810 | psi |
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注射速度 | 快速 |
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背壓 | < 145 | psi |
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