PROPERTIES

PROPERTIES			TEST METHOD		UNIT	TYPICAL DATAS
MECHANICAL PROPERTIES
Tensile strength	MD			ASTM D882	N/ mm2		≥140
	TD						≥260
Elongation at break	MD			ASTM D882	％		≤180
	TD						≤65
Secant modulus	MD			ASTM D882	N/ mm2		≥1800
PHYSICAL PROPERTIES
Coefficient of friction				ASTM D1894			≤0.6
Density				ASTM D792	g/cm3		0.91
Gloss				ASTM D2457	％		≥90
Haze				ASTM D1003	％		≤1.5
THERMAL PROPERTIES
Thermal shrinkage		MD		ASTM D 1204 120 ℃ 5min	％		≤4
		TD			％		≤2
OTHER PROPERTIES
Surface tension				ASTM D2578	dyne		≥38