for Fire Resistant Silicone Rubber

1)Excellent physical, mechanical ; 2)Electrical properties; 3)Fire resistant and retardant prope.

This product has excellent physical, mechanical and electrical properties, as well as fire resistant and retardant properties. The fire resistance reaches the stipulation of Grade FV-0 of China Standard GB/T13488-92. It is suitable for making various kinds of electrical and electronic fabrications with fire retardant and insulation properties, eg. anode cap and kinescope for TV set.

		DH-Z140	DH-Z150	DH-Z160	DH-Z170	DH-Z250	DH-Z260	DH-Z270
Appearance		gray or white color,no obvious extraneous matter
Density g/cm3		1.42±0.03	1.47±0.03	1.52±0.03	1.56±0.03	1.47±0.03	1.52±0.03	1.56±0.03
Hardness Shore A Points		40±3	50±3	60±3	70±3	50±3	60±3	70±3
Tensile Strength MPa≥		4.5	5.0	5.5	5.0	5.0	5.5	5.0
Elongation at Breakage % ≥		400	350	300	220	350	300	220
Tension Set % ≤		8	7	7	6	10	12	10
Tear Strength kN/m ≥		13	15	15	15	15	15	15
Volume Resistivity Ω.cm		5.0X1014
Dielectric Strengt	kv/mm	20
Fire Resistance class		FV-0

Physical and Mechanical Properties are based on first vulcanization data, Electrical Properties are drawn from second vulcanization data. First vulcanization condition for test piece: 175×5min Second vulcanization condition for test piece: 200×2h.Vulcanizator: 80% DMDBH,quantity added 1.0% .

for Fire Resistant Silicone Rubber