Black LDPE granules for cable jacketing compound cable sheath masterbatch

cable sheath masterbatch 1.reinforced and insulated cable sheath layer 2.anti aging and ultraviolet ray 3.flame retardant

Introduction of Electric cable sheath

Black LDPE granules for cable jacketing compound cable sheath masterbatch

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Specification of flame-redardant  PE for Electric Cable
Property	Unit	Specification				Inspection
		HFR-70 1	HFR-70 2	JFR-70 1	JFR-70 2
tensile strength	Mpa	20.2	15	19.8	18.4	GB1040
Elongation at break	%	320	340	290	300	GB1040
Thermal agining 100°C 168h	--	--	--	--	--	--
tensile strength at aging	Mpa	19	14	19.9	17.8	GB1040
Maximum change rate of Tensile Strength	%	-5.9	-5.7	-4	-3.3	--
Elongation ate Break after aging	%	280	320	280	290	GB1040
Maximum change rate of Elongation at break	%	-12.5	-5.9	-3.4	-3.3	--
Weight Loss after Thermal aging	g/cm3	13.6	16.3	11.4	126	--
Thermal deformation	%	44	55	36	41	--
Brittle point of Low temperature impact	°C	(-)20pass	(-)30pass	(-)15pass	(-)20pass	GB5470
Thermal stable time at 20°C	min	75	80	80	80	--
Volume resistivity at 20°C	Ω.m	1.1*1011	1.1*109	3.0*1012	2.2*1011	GB1410
Volume resistivity at working time of 70°C	Ω.m	--	--	2.7*109	1.2*109	GB1410
Dielectronic strength	mv/m	24	25	26	27	GB1408
Oxygen index	g/cm3	31	31	31	31	GB2406