PBT GF20 20%玻璃、_产品资讯

PBT GF20 是最坚韧的工程热塑材料之一，PBT GF20 它是半结晶材料，PBT GF20 有非常好的化学稳定性、机械强度、电绝缘特性和热稳定性。这些材料在很广的环境条件下都有很好的稳定性。PBT吸湿特性很弱。非增强型PBT的张力强度为50MPa，玻璃添加剂型的PBT张力强度为170MPa。玻璃添加剂过多将导致材料变脆。

原料颗粒图：

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物性表：

Physical Properties	Metric	English	Comments

Density	1.45 g/cc	0.0524 lb/in³	ASTM D792, ISO 1183
Water Absorption	0.30 % @Temperature 23.0 °C	0.30 % @Temperature 73.4 °F	24h; ASTM D570, ISO 62
Linear Mold Shrinkage	0.0025 - 0.015 cm/cm	0.0025 - 0.015 in/in	ASTM D955

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell M	83	83	ASTM D785, ISO 2039/2
Tensile Strength, Yield	118 MPa	17100 psi	ASTM D638, ISO R527
Elongation at Break	3.0 %	3.0 %	ASTM D638, ISO R527
Flexural Strength	185 MPa	26800 psi	ASTM D790, ISO 178
Flexural Modulus	6.30 GPa	914 ksi	ASTM D790, ISO 178
Izod Impact, Notched	0.700 J/cm @Thickness 3.20 mm, Temperature 23.0 °C	1.31 ft-lb/in @Thickness 0.126 in, Temperature 73.4 °F	ASTM D256, ISO 180/4a

Electrical Properties	Metric	English	Comments
Surface Resistance	1.00e+14 ohm	1.00e+14 ohm	ASTM D257, IEC 93
Dielectric Constant	3.8 @Frequency 1000 Hz	3.8 @Frequency 1000 Hz	ASTM D150, IEC 250
Dielectric Strength	20.0 kV/mm	508 kV/in	ASTM D149, IEC 243
Dissipation Factor	0.0020 @Frequency 1000 Hz	0.0020 @Frequency 1000 Hz	ASTM D150, IEC 250
Comparative Tracking Index	400 V	400 V	VDE 0303-P1, IEC 112

Thermal Properties	Metric	English	Comments
Maximum Service Temperature, Air	140 °C	284 °F	20000 h; VDE 0304/P2-1, IEC 216
	160 °C	320 °F	5000 h; VDE 0304/P2-1, IEC 216
	200 °C	392 °F	few hours; VDE 0304/P2-1, IEC 216
Deflection Temperature at 1.8 MPa (264 psi)	200 °C	392 °F	ASTM D648, ISO 75
Vicat Softening Point	210 °C @Load 5.00 kg	410 °F @Load 11.0 lb	120°C/min; ASTM D1525/B, ISO 306/B
	220 °C @Load 0.999 kg	428 °F @Load 2.20 lb	120°C/min; ASTM D1525/A, ISO 306/A
Flammability, UL94	HB @Thickness 1.60 mm	HB @Thickness 0.0630 in
	HB @Thickness 3.20 mm	HB @Thickness 0.126 in

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PBT GF20 20%玻璃 、

PBT GF20 20%玻璃、