PA66 GP2251BF PA66+GF25%,阻燃、

 PA66 GP2251BF 塑胶原料为半透明或不透明乳白包或带黄色颗粒状结晶形聚合物，具有可塑性。密度（g/cm3） 1．10-1．14；拉伸强度(MPa) 60. 0-80．0；洛氏硬度118；熔点252℃；脆化温度-30℃；热分解温度大于350℃；连续耐热80-120℃；冲击强度（kJ/m2） 60-100；静弯曲强度(MPa) 1 00-120；马丁耐热(℃) 50-60；弯曲弹性模量 (MPa) 2000～3000；体积电阻率（Ωcm） 1.83×1015；平衡吸水率2．5%；介电常数 1．63。

Physical Properties	Metric	English	Comments
Specific Gravity	1.60 g/cc	1.60 g/cc	ASTM D792
Water Absorption	0.60 % @Temperature 23.0 °C, Time 86400 sec	0.60 % @Temperature 73.4 °F, Time 24.0 hour	ASTM D570
Maximum Moisture Content	0.090	0.090	Injection Molding
Linear Mold Shrinkage, Flow	0.0050 - 0.010 cm/cm @Thickness 3.20 mm	0.0050 - 0.010 in/in @Thickness 0.126 in	ASTM D955
Mechanical Properties	Metric	English	Comments
Hardness, Rockwell R	120	120	ASTM D785
Tensile Strength, Yield	147 MPa @Thickness 3.20 mm	21300 psi @Thickness 0.126 in	5mm/min; ASTM D638
Elongation at Break	2.0 % @Thickness 3.20 mm	2.0 % @Thickness 0.126 in	5mm/min; ASTM D638
Flexural Yield Strength	216 MPa @Thickness 3.20 mm	31300 psi @Thickness 0.126 in	1.3mm/min; ASTM D790
Flexural Modulus	8.34 GPa @Thickness 3.20 mm	1210 ksi @Thickness 0.126 in	1.3mm/min; ASTM D790
Izod Impact, Notched	0.883 J/cm @Thickness 3.20 mm, Temperature 23.0 °C	1.65 ft-lb/in @Thickness 0.126 in, Temperature 73.4 °F	ASTM D256
Electrical Properties	Metric	English	Comments
Volume Resistivity	1.00e+14 ohm-cm	1.00e+14 ohm-cm	ASTM D257
Dielectric Constant	3.0 @Frequency 1.00e+6 Hz	3.0 @Frequency 1.00e+6 Hz	ASTM D150
Dielectric Strength	22.0 kV/mm @Thickness 1.00 mm	559 kV/in @Thickness 0.0394 in	ASTM D149
Arc Resistance	0.00 - 60 sec	0.00 - 60 sec	ASTM D495
Comparative Tracking Index	400 V	400 V	Solution A; IEC 60112
High Voltage Arc-Tracking Rate, HVTR	80.0 - 150 mm/min	3.15 - 5.91 in/min
Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	30.0 µm/m-°C	16.7 µin/in-°F	ASTM D696
Melting Point	260 °C	500 °F	ASTM D3418
Deflection Temperature at 0.46 MPa (66 psi)	255 °C @Thickness 6.40 mm	491 °F @Thickness 0.252 in	Unannealed; ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	248 °C @Thickness 6.40 mm	478 °F @Thickness 0.252 in	Unannealed; ASTM D648
UL RTI, Electrical	120 °C @Thickness >=0.750 mm	248 °F @Thickness >=0.0295 in
	120 °C @Thickness >=1.50 mm	248 °F @Thickness >=0.0591 in
	120 °C @Thickness >=3.00 mm	248 °F @Thickness >=0.118 in
UL RTI, Mechanical with Impact	100 °C @Thickness >=0.750 mm	212 °F @Thickness >=0.0295 in
	110 °C @Thickness >=1.50 mm	230 °F @Thickness >=0.0591 in
	110 °C @Thickness >=3.00 mm	230 °F @Thickness >=0.118 in
UL RTI, Mechanical without Impact	100 °C @Thickness >=0.750 mm	212 °F @Thickness >=0.0295 in
	110 °C @Thickness >=1.50 mm	230 °F @Thickness >=0.0591 in
	110 °C @Thickness >=3.00 mm	230 °F @Thickness >=0.118 in
Flammability, UL94	V-0 @Thickness >=0.750 mm	V-0 @Thickness >=0.0295 in
	V-0 @Thickness >=1.50 mm	V-0 @Thickness >=0.0591 in
	V-0 @Thickness >=3.00 mm	V-0 @Thickness >=0.118 in
Glow Wire Test	775 °C @Thickness 0.800 mm	1430 °F @Thickness 0.0315 in	IEC 60695-2-13
	775 °C @Thickness 1.60 mm	1430 °F @Thickness 0.0630 in	IEC 60695-2-13
	775 °C @Thickness 3.20 mm	1430 °F @Thickness 0.126 in	IEC 60695-2-13
Processing Properties	Metric	English	Comments
Rear Barrel Temperature	265 - 275 °C	509 - 527 °F	Injection Molding
Middle Barrel Temperature	270 - 280 °C	518 - 536 °F	Injection Molding
Front Barrel Temperature	270 - 285 °C	518 - 545 °F	Injection Molding
Nozzle Temperature	270 - 290 °C	518 - 554 °F	Injection Molding
Melt Temperature	270 - 290 °C	518 - 554 °F	Injection Molding
Mold Temperature	80.0 - 110 °C	176 - 230 °F	Injection Molding
Drying Temperature	80.0 - 100 °C	176 - 212 °F	Injection Molding
Dry Time	4.00 - 5.00 hour	4.00 - 5.00 hour	Injection Molding
Back Pressure	29.4 - 58.8 MPa	4260 - 8530 psi	Injection Molding
Screw Speed	30 - 60 rpm	30 - 60 rpm	Injection Molding