Silicone Sealants, Silicone, Silicone Varnishes, Silicone Resins, Silicone RTV, India

(3) FE262-U, FE273-U and FE251K-U
Property	Product name	FE341-U	FE351-U	FE361-U
Normal values"' Press Cure 165º C/10 minutes After-Cure 200º C/4 hours	External appearance	Greay-white	Buff	Reddish-brown
	Specific gravity 25ºC	1.47	1.48	1.45
	Degree of plasticity (after 10 minutesof Williams fine kneading)	400	397	297
	Hardness JIS	60	70	50
	Elongation (%)	400	240	380
	Tensile strength MPa (kgf/cm²}	11.3 {115}	9.6 {98}	10.3 {105}
	100% modulus MPa (kgf/cm²}	1.8 {18}	3.9 {40}	1.6 {16}
	200% modulus MPa (kgf/cm²}	4.4 {45}	8.8 {18}	3.9 {40}
	Tear resistance JIS-A kN/m {kgf/cm)	42 {43}	18 {18}	21 {21}
	Impact resilience (%)	20	35	50
	Compression set"²(%)	13	5	5

Heat resistance200º C/72 hours	Hardness (change point)	-13	-12	-7
	Elongation (rate of change in% )	-19	-22	-37
	Tensile strength (rate of change in% )	-30	-29	-48
	Change in volume (%)	+21	+19	+22

*1 comditions for test piece modling: Addition of 0.8 parts C-8A vulcanzing agent.
*2 Measurements taken after 22 hours at 180º c.

2.FE251-U electrical characterisrics

Property	Characteristic	Normal	Water immersion
Volume resistivity (-cm)		4.2X10"	2.4X10"
Dielectric strength (kV/mm)		20	19
Dielectric constant 50Hz		6.04	6.14
Dielectric dissipation factor 50Hz		3.0x10"	3.0X10"