Humiseal 1C49 Silicone Conformal Coating

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Humiseal 1C49 Silicone Conformal Coating
Categories:	Polymer; Adhesive; Thermoset; Silicone; Silicone, RTV, Adhesive/Sealant Grade
Material Notes:	Humiseal 1C49 Silicone Conformal Coating High temperature resistance Good dielectrical properties Good moisture resistance Repairable UL Approved MIL-I-46058C Approved Passes thermal shock test (MIL-I-46058C) Flammability (self extinguishing) (ASTM D635) Good resistance to solvents (IPC CC 830) Recommended Stripper: 1090 Cure Type: Room Temp or Heat
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Physical Properties	Metric	English	Comments

Density	0.971 g/cc	0.0351 lb/in³	ASTM D1475
Solids Content	100 %	100 %	Fed Std 141 Method 4044
Volatile Organic Compounds (VOC) Content	0.00 g/l	0.00 g/l
Viscosity	5000 cP	5000 cP	Fed Std Method 4287

Mechanical Properties	Metric	English	Comments
Modulus of Elasticity	0.00111 GPa	0.161 ksi

Electrical Properties	Metric	English	Comments
Surface Resistance	1.00e+11 ohm	1.00e+11 ohm	Moisture Resistance; MIL-I-46058C
Insulation Resistance	5.00e+14 ohm	5.00e+14 ohm	Insulation Resistance; MIL-I-46058C
Dielectric Constant	2.5	2.5	ASTM D1 50 65T
Dielectric Breakdown	>= 1500 V	>= 1500 V	Dielectric Withstand; MIL-I-46058C
Dissipation Factor	0.010	0.010	ASTM D1 50 65T

Thermal Properties	Metric	English	Comments
CTE, linear	160 µm/m-°C @Temperature 20.0 °C	88.9 µin/in-°F @Temperature 68.0 °F
Maximum Service Temperature, Air	200 °C	392 °F
Minimum Service Temperature, Air	-65.0 °C	-85.0 °F
Glass Transition Temp, Tg	>= 200 °C	>= 392 °F
Flash Point	102 °C	215 °F	ASTM D56

Processing Properties	Metric	English	Comments
Cure Time	10.0 - 60.0 min	0.167 - 1.00 hour	Dry Time to Handling; Fed Std 141 4061
	20.0 min @Temperature 90.0 °C	0.333 hour @Temperature 194 °F
	>= 1440 min @Temperature 23.0 °C	>= 24.0 hour @Temperature 73.4 °F
Shelf Life	6.00 Month @Temperature 23.0 °C	6.00 Month @Temperature 73.4 °F

Descriptive Properties
Coverage	250 ft²/gal

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PHUMIS12 / 47612

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