mechanical properties	Điều kiện kiểm tra	Phương pháp kiểm tra	LX MMA KOREA/HI855M
Impact strength of cantilever beam gap	Izod　Notched	ASTM D-256	3.0 kg·cm/cm
bending strength		ASTM D-790	909 kg/cm
Elongation at Break		ASTM D-638	84 %
tensile strength		ASTM D-638	499 kg/cm
Rockwell hardness		ASTM D-785	65 M-scale
Bending modulus		ASTM D-790	24300 kg/cm

thermal performance	Điều kiện kiểm tra	Phương pháp kiểm tra	LX MMA KOREA/HI855M
Vicat softening temperature	1kg	ASTM D-1525	94 °C
melt mass-flow rate	230°C,3.8kg	ASTM D-1238	7.5 g/10min
Shrinkage rate		ASTM D995-51	0.4-0.8 %
Coefficient of sponge expansion	cm/cm/°C	ASTM D-696	6×10
specific heat	cal/g/°C		0.35
Hot deformation temperature	18.6kg	ASTM D-648	84
heat conduction	cal/seccm·°C/cm	ASTM D-177	5×10
UL flame retardant rating	1/8",1/16"	UL 94	HB

Physical properties	Điều kiện kiểm tra	Phương pháp kiểm tra	LX MMA KOREA/HI855M
transparency	3.2mm	ASTM D-1003	92 %
density		ASTM D-792	1.17
reflectivity		ASTM D-542	1.49

Electrical performance	Điều kiện kiểm tra	Phương pháp kiểm tra	LX MMA KOREA/HI855M
Dielectric constant	60Hz	ASTM D-150	3.5
Volume resistivity		ASTM D-257	>10 Ω.cm
Dissipation factor	60Hz	ASTM D-150	0.04
Dielectric strength	4KV/S	ASTM D-149	15 KV/mm