Mechanical properties	Test Condition	Test Method	Witcom Engineering Plastics B.V./EC-HI
Impact strength of cantilever beam gap		ISO 180/1A	50 kJ/m²
tensile strength	断裂	ISO 527-2	25.0 MPa
Tensile strain	断裂	ISO 527-2	> 25 %
Flexural modulus		ISO 178	1600 MPa
Suspended wall beam without notch impact strength		ISO 180/1U	无断裂
bending strength		ISO 178	35.0 MPa

physical property	Test Condition	Test Method	Witcom Engineering Plastics B.V./EC-HI
Water absorption rate	饱和, 23℃	ISO 62	0.040 %
density		ISO 1183	1.01 g/cm³
Shrinkage rate	MD：3.00 mm	ISO 294-4	1.3 to 1.8 %
Water absorption rate	平衡, 23℃, 50% RH	ISO 62	0.010 %

Thermal performance	Test Condition	Test Method	Witcom Engineering Plastics B.V./EC-HI
UL flame retardant rating	3.00 mm	UL 94	HB
Linear coefficient of thermal expansion		ISO 11359-2	0.00012 cm/cm/℃
Heat distortion temperature	1.8 MPa, 未退火，HDT	ISO 75-2/A	60.0 ℃
RTI Imp	3.00 mm	UL 746	70.0 ℃

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