东莞市佳唯斯塑胶原料有限公司

Delrin 500 特性及用途：均聚甲醛，中等粘度，优良的热稳定性、抗蠕变性、耐磨损性和抗疲劳性，适合一般通用工程制品

美国杜邦POM 500 英文物性

Physical	Nominal Value	Unit	Test Method
Density	1.42	g/cm³	ISO 1183
Melt Mass-Flow Rate (MFR) (190°C/2.16 kg)	14	g/10 min	ISO 1133
Molding Shrinkage			ISO 294-4
Across Flow	2.0	%
Flow	2.1	%
Water Absorption (Saturation, 23°C)	0.90	%	ISO 62
Water Absorption (Equilibrium, 23°C, 50% RH)	0.22	%	ISO 62
Mechanical	Nominal Value	Unit	Test Method
Tensile Modulus	3200	MPa	ISO 527-2/1
Tensile Stress (Yield)	72.0	MPa	ISO 527-2/50
Tensile Strain (Yield)	15	%	ISO 527-2/50
Tensile Strain (Break)	45	%	ISO 527-2/50
Nominal Tensile Strain at Break	30	%	ISO 527-2/50
Tensile Creep Modulus (1 hr)	2900	MPa	ISO 899-1
Tensile Creep Modulus (1000 hr)	1700	MPa	ISO 899-1
Flexural Modulus	3000	MPa	ISO 178
Impact	Nominal Value	Unit	Test Method
Charpy Notched Impact Strength			ISO 179
-30°C	8.0	kJ/m²
23°C	9.0	kJ/m²
Charpy Unnotched Impact Strength			ISO 179
-30°C	300	kJ/m²
23°C	340	kJ/m²
Notched Izod Impact Strength			ISO 180/1A
-40°C	6.0	kJ/m²
23°C	8.0	kJ/m²
Hardness	Nominal Value	Unit	Test Method
Rockwell Hardness (R-Scale)	120		ISO 2039-2
Thermal	Nominal Value	Unit	Test Method
Heat Deflection Temperature (0.45 MPa, Unannealed)	165	°C	ISO 75-2/B
Heat Deflection Temperature (1.8 MPa, Unannealed)	100	°C	ISO 75-2/A
Heat Deflection Temperature (1.8 MPa, Annealed)	115	°C	ISO 75-2/A
Vicat Softening Temperature	160	°C	ISO 306/B
Melting Temperature	178	°C
CLTE - Flow	0.00012	cm/cm/°C	ASTM E831
Electrical	Nominal Value	Unit	Test Method
Surface Resistivity	1.0E+15	ohms	IEC 60093
Volume Resistivity	1.0E+15	ohm·cm	IEC 60093
Dielectric Constant			IEC 60250
100 Hz	3.40
1 MHz	3.30
Dissipation Factor			IEC 60250
100 Hz	0.010
1 MHz	0.0070
Comparative Tracking Index	600	V	IEC 60112
Electric Strength	32	kV/mm	IEC 60243-1
Flammability	Nominal Value	Unit	Test Method
Flame Rating - UL (1.60 mm)	HB		UL 94
Oxygen Index	23	%	ISO 4589-2