Ultem

Property	ASTM Method	Unit	2100 10% GF	2200 20% GF	2300 30% GF	2400 40% GF
Mechanical/Physical
Specific Gravity	D-792		1.34	1.42	1.51	1.61
Water Absorption, 24 Hr., 23°C	D-570	%	0.21	0.19	0.16	0.13
Tensile Strength, 23°C, Type I, 0.125", Yield	D-638	psi	16,600	20,100	24,500	27,000
Elongation, 23°C, Type I, 0.125", Break	D-638	%	6	3	3	2.5
Compressive Strength, 23°C	D-695	psi	22,000	28,700	30,700	31,800
Impact Strength, 23°C, Notched Izod	D-256	ft-lb/in	1.1	1.6	2	2.1
Flexural Modulus, 23°C, 0.125"	D-790	psi	650,000	900,000	1,300,000	1,700,000
Flexural Strength, 23°C, 0.125", Break	D-790	psi	28,000	30,000	33,000	36,000
Shear Strength	D-732	psi	13,000	13,500	14,000	15,000
Rockwell Hardness, M scale	D-785	M	114	114	114	114
Thermal
Vical Softening Temperature, Rate B	D-1525	°C	223	220	228	234
HDT, 66 psi, 0.250", unannealed	D-648	°C	210	210	212	216
HDT, 264 psi, 0.250", unannealed	D-648	°C	207	209	210	213
CTE, flow, (0-300°F)	E-831	in/in/°F	1.8X10^-5	1.4X10^-5	1.1X10^-5	0.8X10^-5
Oxygen Index (LOI)	D-2863	%	47	50	50	54
Flammability (0.25-0.41 mm thickness)	UL 94		V-0	V-0	V-0	V-0
Electrical
Arc Resistance, Tungsten	D-495	seconds		85	85	125
Volume Resistivity	D-257	ohm-cm	1X10¹⁷	7X10¹⁶	3X10¹⁶	1.5X10¹⁶
Dielectric Strength, in oil, 62 mils	D-149	Volts/mil	700	670	630	610
Dielectric Constant, 1 kHz	D-150		3.5	3.5	3.7	3.7
Dissipation Factor, 1 kHz	D-150		0.0014	0.0015	0.0015	0.002