VALOX(沙伯基礎)HX420HP/PBT熱塑性聚酯/物性表參數

日期：2020-04-20 01:31:41 編輯：科思德塑膠來源：科思德塑膠瀏覽：395

沙伯基礎創新塑料SABIC的VALOX HX420HP PBT是一種加30%玻璃增強PBT樹脂,用于醫療器械應用，生物兼容(ISO 10993或USP類VI)，美國FDA食品接觸合規，伽瑪，電子束，電子滅菌,顏色有限。

以下是VALOX(沙伯基礎)HX420HP/PBT熱塑性聚酯/物性表參數

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
MECHANICAL
Tensile Stress, yld, Type I, 5 mm/min	120	MPa	ASTM D 638
Tensile Stress, brk, Type I, 5 mm/min	120	MPa	ASTM D 638
Tensile Strain, yld, Type I, 5 mm/min	3	%	ASTM D 638
Tensile Strain, brk, Type I, 5 mm/min	3	%	ASTM D 638
Tensile Modulus, 5 mm/min	9300	MPa	ASTM D 638
Flexural Stress, brk, 1.3 mm/min, 50 mm span	189	MPa	ASTM D 790
Flexural Modulus, 1.3 mm/min, 50 mm span	7580	MPa	ASTM D 790
Hardness, Rockwell R	118	-	ASTM D 785
Tensile Stress, yield, 5 mm/min	125	MPa	ISO 527
Tensile Stress, break, 5 mm/min	125	MPa	ISO 527
Tensile Strain, yield, 5 mm/min	2	%	ISO 527
Tensile Strain, break, 5 mm/min	2	%	ISO 527
Tensile Modulus, 1 mm/min	9300	MPa	ISO 527
Flexural Stress, yield, 2 mm/min	195	MPa	ISO 178
Flexural Modulus, 2 mm/min	8500	MPa	ISO 178
IMPACT
Izod Impact, unnotched, 23°C	801	J/m	ASTM D 4812
Izod Impact, notched, 23°C	85	J/m	ASTM D 256
Izod Impact, notched, -30°C	80	J/m	ASTM D 256
Instrumented Impact Total Energy, 23°C	10	J	ASTM D 3763
Izod Impact, unnotched 80104 +23°C	45	kJ/m²	ISO 180/1U
Izod Impact, unnotched 80104 -30°C	45	kJ/m²	ISO 180/1U
Izod Impact, notched 80104 +23°C	8	kJ/m²	ISO 180/1A
Izod Impact, notched 80104 -30°C	7	kJ/m²	ISO 180/1A
Charpy 23°C, V-notch Edgew 80104 sp=62mm	5	kJ/m²	ISO 179/1eA
THERMAL
Vicat Softening Temp, Rate B/50	215	°C	ASTM D 1525
HDT, 0.45 MPa, 6.4 mm, unannealed	215	°C	ASTM D 648
HDT, 1.82 MPa, 6.4 mm, unannealed	207	°C	ASTM D 648
CTE, -40°C to 40°C, flow	2.52E-05	1/°C	ASTM E 831
CTE, 60°C to 138°C, flow	2.52E-05	1/°C	ASTM E 831
CTE, -40°C to 40°C, flow	2.5E-05	1/°C	ISO 11359-2
CTE, -40°C to 40°C, xflow	1.2E-04	1/°C	ISO 11359-2
Vicat Softening Temp, Rate B/50	215	°C	ISO 306
Vicat Softening Temp, Rate B/120	220	°C	ISO 306
HDT/Af, 1.8 MPa Flatw 80104 sp=64mm	200	°C	ISO 75/Af
PHYSICAL
Specific Gravity	1.53	-	ASTM D 792
Specific Volume	0.66	cm³/g	ASTM D 792
Water Absorption, 24 hours	0.06	%	ASTM D 570
Mold Shrinkage, flow, 3.2 mm	0.3-0.8	%	SABIC method
Mold Shrinkage, flow, 1.5-3.2 mm	0.3-0.5	%	SABIC method
Mold Shrinkage, flow, 3.2-4.6 mm	0.5-0.8	%	SABIC method
Mold Shrinkage, xflow, 1.5-3.2 mm	0.4-0.6	%	SABIC method
Mold Shrinkage, xflow, 3.2-4.6 mm	0.6-0.9	%	SABIC method
Melt Flow Rate, 250°C/2.16 kgf	17	g/10 min	ASTM D 1238
Density	1.53	g/cm³	ISO 1183
Water Absorption, (23°C/sat)	0.26	%	ISO 62
Moisture Absorption (23°C / 50% RH)	0.06	%	ISO 62
Melt Volume Rate, MVR at 250°C/2.16 kg	13	cm³/10 min	ISO 1133
ELECTRICAL
Volume Resistivity	>3.2E+16	Ohm-cm	ASTM D 257
Dielectric Strength, in air, 3.2 mm	18.7	kV/mm	ASTM D 149
Dielectric Strength, in oil, 1.6 mm	24.8	kV/mm	ASTM D 149
Relative Permittivity, 100 Hz	3.8	-	ASTM D 150
Relative Permittivity, 1 MHz	3.7	-	ASTM D 150
Dissipation Factor, 100 Hz	0.002	-	ASTM D 150
Dissipation Factor, 1 MHz	0.02	-	ASTM D 150
Injection Molding
Drying Temperature	120	°C
Drying Time	3-4	hrs
Drying Time (Cumulative)	12	hrs
Maximum Moisture Content	0.02	%
Melt Temperature	250-265	°C
Nozzle Temperature	245-260	°C
Front - Zone 3 Temperature	250-265	°C
Middle - Zone 2 Temperature	245-260	°C
Rear - Zone 1 Temperature	240-255	°C
Mold Temperature	65-90	°C
Back Pressure	0.3-0.7	MPa
Screw Speed	50-80	rpm
Shot to Cylinder Size	40-80	%
Vent Depth	0.025-0.038	mm