Chase Electronic Coatings HumiSeal® 1C49LV Silicone Conformal Coating

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Chase Electronic Coatings HumiSeal® 1C49LV Silicone Conformal Coating
Categories:	Polymer; Thermoset; Silicone
Material Notes:	Silicone based, fluoresces under UV light, room temperature, moisture cure, single component, high solids. HumiSeal 1C49LV conformal coating has: No VOCs or solvent, excellent environmental resistance and moisture resistance, RoHS Directive 2011/65/EU compliant, recognized under UL file number E105698, MIL-I-46058C and IPC-CC-830 compliant. Information provided by Chase Electronic Coatings.
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Physical Properties	Original Value	Comments

Density	0.970 g/cc	ASTM D1475
Solids Content	>= 90 %	By weight; Fed-Std-141, Meth. 4044
Volatile Organic Compounds (VOC) Content	0.00 g/l
Viscosity	300 - 800 cP	Fed-Std-141, Meth. 4287
Thickness	50.0 - 200 microns	Recommended coating

Mechanical Properties	Original Value	Comments
Tensile Strength	30.0 - 50.0 psi	ASTM D412
Elongation at Break	80 - 120 %	ASTM D412
Modulus of Elasticity	0.00320 GPa @Temperature 80.0 °C	DMA
	0.00380 GPa @Temperature 25.0 °C	DMA
	0.00900 GPa @Temperature -40.0 °C	DMA

Electrical Properties	Original Value	Comments
Insulation Resistance	1.00e+10 ohm	Moisture; MIL-I-46058C
	5.00e+14 ohm	MIL-I-46058C
Dielectric Constant	2.5 @Frequency 1e+6 Hz, Temperature 25.0 °C	ASTM D150-98
Dielectric Breakdown	7000 V	ASTM D149
Dissipation Factor	0.010 @Frequency 1e+6 Hz, Temperature 25.0 °C	ASTM D150-98

Thermal Properties	Original Value	Comments
CTE, linear	323 µm/m-°C @Temperature >=-65.0 °C	Above Tg; TMA
Glass Transition Temp, Tg	<= -65.0 °C	DSC
Flammability, UL94	V-0

Processing Properties	Original Value	Comments
Cure Time	0.333 hour @Temperature 76.0 °C	Option
	24.0 hour @Temperature 23.0 °C
	168 hour @Temperature 23.0 °C	Optimum Properties
Tack-Free Time	1.00 hour	Fed-Std-141, Meth. 4061
Shelf Life	12.0 Month @Temperature 23.0 °C	DOM

Descriptive Properties
Dielectric Withstand	>1500 V	per MIL_I_46058C
Fungus Resistance	Passes	ASTM G21
Thermal Shock	-65 to 200°C	per MIL_I_46058C

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PCHAS925 / 239786

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