沙伯基础 VALOX PBT 加纤PBT 阻燃PBT 加纤增强阻燃PBT
Tensile Stress, yld, Type I, 5 mm/min | 125 | MPa | ASTM D 638 | ||
---|---|---|---|---|---|
Tensile Stress, brk, Type I, 5 mm/min | 125 | MPa | ASTM D 638 | ||
Tensile Strain, yld, Type I, 5 mm/min | 2.2 | ASTM D 638 | |||
Tensile Strain, brk, Type I, 5 mm/min | 2.2 | ASTM D 638 | |||
Tensile Modulus, 5 mm/min | 10500 | MPa | ASTM D 638 | ||
Flexural Stress, brk, 1.3 mm/min, 50 mm span | 188 | MPa | ASTM D 790 | ||
Flexural Modulus, 1.3 mm/min, 50 mm span | 9500 | MPa | ASTM D 790 | ||
Tensile Stress, yield, 5 mm/min | 126 | MPa | ISO 527 | ||
Tensile Stress, break, 5 mm/min | 126 | MPa | ISO 527 | ||
Tensile Strain, yield, 5 mm/min | 2.2 | ISO 527 | |||
Tensile Strain, break, 5 mm/min | 2.2 | ISO 527 | |||
Tensile Modulus, 1 mm/min | 10700 | MPa | ISO 527 | ||
Flexural Stress, break, 2 mm/min | 190 | MPa | ISO 178 | ||
Flexural Modulus, 2 mm/min | 9500 | MPa | ISO 178 | ||
IMPACT | |||||
Charpy Impact, unnotched, 23°C | 45 | kJ/m² | ISO 179/2C | ||
Izod Impact, unnotched, 23°C | 740 | J/m | ASTM D 4812 | ||
Izod Impact, notched, 23°C | 76 | J/m | ASTM D 256 | ||
Izod Impact, notched, -30°C | 77 | J/m | ASTM D 256 | ||
Izod Impact, unnotched 80104 +23°C | 38 | kJ/m² | ISO 180/1U | ||
Izod Impact, notched 80104 +23°C | 7 | kJ/m² | ISO 180/1A | ||
Izod Impact, notched 80104 -30°C | 8 | kJ/m² | ISO 180/1A | ||
Charpy Impact, notched, 23°C | 8 | kJ/m² | ISO 179/2C | ||
Charpy Impact, notched, -30°C | 8 | kJ/m² | ISO 179/2C | ||
THERMAL | |||||
Vicat Softening Temp, Rate B/50 | 202 | °C | ASTM D 1525 | ||
HDT, 1.82 MPa, 3.2mm, unannealed | 209 | °C | ASTM D 648 | ||
HDT, 1.82 MPa, 6.4 mm, unannealed | 211 | °C | ASTM D 648 | ||
CTE, -40°C to 40°C, flow | 2.1E-05 | 1/°C | ASTM E 831 | ||
CTE, -40°C to 40°C, xflow | 7.1E-05 | 1/°C | ASTM E 831 | ||
CTE, 23°C to 80°C, flow | 1.9E-05 | 1/°C | ASTM E 831 | ||
CTE, 23°C to 80°C, xflow | 1.1E-04 | 1/°C | ASTM E 831 | ||
CTE, -40°C to 40°C, flow | 2.1E-05 | 1/°C | ISO 11359-2 | ||
CTE, -40°C to 40°C, xflow | 7.1E-05 | 1/°C | ISO 11359-2 | ||
CTE, 23°C to 80°C, flow | 1.5E-05 | 1/°C | ISO 11359-2 | ||
CTE, 23°C to 80°C, xflow | 1.2E-04 | 1/°C | ISO 11359-2 | ||
Ball Pressure Test, approximate maximum | 190 | °C | IEC 60695-10-2 | ||
Vicat Softening Temp, Rate B/50 | 202 | °C | ISO 306 | ||
HDT/Af, 1.8 MPa Flatw 80104 sp=64mm | 207 | °C | ISO 75/Af | ||
Relative Temp Index, Elec | 140 | °C | UL 746B | ||
Relative Temp Index, Mech w/impact | 130 | °C | UL 746B | ||
Relative Temp Index, Mech w/o impact | 140 | °C | UL 746B | ||
PHYSICAL | |||||
Density | 1.67 | g/cm³ | ASTM D 792 | ||
Mold Shrinkage, flow (5) | 0.3 | SABIC method | |||
Mold Shrinkage, xflow (5) | 0.7 | SABIC method | |||
Water Absorption, 23°C/24hrs | 0.24 | SABIC method | |||
Melt Volume Rate, MVR at 250°C/5.0 kg | 28 | cm³/10 min | ISO 1133 | ||
ELECTRICAL | |||||
Volume Resistivity | 2.2E+15 | Ohm-cm | ASTM D 257 | ||
Surface Resistivity | 2.6E+16 | Ohm | ASTM D 257 | ||
Hot Wire Ignition PLC) | 3 | PLC Code | UL 746A | ||
High Ampere Arc Ign, surface PLC | 0 | PLC Code | UL 746A | ||
Comparative Tracking Index (UL) PLC | 2 | PLC Code | UL 746A | ||
Comparative Tracking Index | 250 | V | IEC 60112 | ||
FLAME CHARACTERISTICS | |||||
UL Recognized, 94V-0 Flame Class Rating (3) | 0.28 | mm | UL 94 | ||
UL Recognized, 94-5VA Rating (3) | 1.5 | mm | UL 94 | ||
Glow Wire Flammability Index 960°C, passes at | 0.8 | mm | IEC 60695-2-12 | ||
Glow Wire Ignitability Temperature, 0.4 mm | 775 | °C | IEC 60695-2-13 | ||
Glow Wire Ignitability Temperature, 0.8 mm | 725 | °C | IEC 60695-2-13 | ||
Glow Wire Ignitability Temperature, 1.0 mm | 700 | °C | IEC 60695-2-13 | ||
Glow Wire Ignitability Temperature, 2.0 mm | 725 | °C | IEC 60695-2-13 | ||
Glow Wire Ignitability Temperature, 3.0 mm | 775 | °C | IEC 60695-2-13 | ||
Oxygen Index (LOI) | 30 | ISO 4589 |
PBT简称饱和聚酯,系高结晶性热可塑性塑料。
优点:1、机械性质安定抗张强度与抗张模数和尼龙相似;2、摩擦系数小有自润性;
3、吸水率低;4、电气性质优良;5、尺寸安定性良好;6、耐药品性、耐油性。
用途:1、电子电器:无熔线断电器、电磁开关、驰返变压器、家电把手、连接器、外壳等;
2、汽车:车门把手、保险杆、分电盘盖、挡泥板、导线护壳、轮圈盖等;
3、工业零件:OA风扇、键盘、钓具卷线器、零件、灯罩等。
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