Elkem (Bluestar Silicones) BLUESIL™ V-340 CA-55 Silicone Rubber

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Elkem (Bluestar Silicones) BLUESIL™ V-340 CA-55 Silicone Rubber
Categories:	Polymer; Thermoset; Silicone; Silicone Rubber
Material Notes:	Description: BLUESIL™ V-340 is a two component, addition reaction, room temperature or heat accelerated cure silicone rubber compound. It is designed as a variable hardness rubber with high strength properties, long library life, excellent detail reproduction, excellent release characteristics, and improved resistance to inhibition. The specific hardness is dependent on which curing agent is used. BLUESIL™ V-340 is an excellent choice for pattern shop, model shop, and Stereolithography service bureau mold making and tooling applications. Applications: Conventional production and prototype molds Finished rubber parts Stereolithography (SLA) molds Casting Architectural moldings Information provided by Bluestar Silicones
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Physical Properties	Original Value	Comments

Specific Gravity	1.33 g/cc
Viscosity	25000 cP	Mixed
	45000 cP	Part A, Base Component
Storage Temperature	24.0 °C

Mechanical Properties	Original Value	Comments
Hardness, Shore A	53	ASTM D2240
Tensile Strength	700 psi	ASTM D412
Elongation at Break	340 %	ASTM D412
Tear Strength	75.0 pli	ASTM D624, Die B

Electrical Properties	Original Value	Comments
Volume Resistivity	1.00e+15 ohm-cm	ASTM D257
Dielectric Constant	3.4 @Frequency 1000 Hz	ASTM D150
Dielectric Strength	550 V/mil @Thickness 1.91 mm	ASTM D149
Dissipation Factor	0.0070 @Frequency 1000 Hz	ASTM D150

Thermal Properties	Original Value	Comments
CTE, linear	250 µm/m-°C
Maximum Service Temperature, Air	204 °C
Minimum Service Temperature, Air	-54.0 °C

Processing Properties	Original Value	Comments
Cure Time	2.00 - 3.00 hour @Temperature 49.0 - 65.0 °C	accelerated, heat curing may increase shrinkage
	24.0 hour @Temperature 25.0 °C
Pot Life	100 min
Shelf Life	24.0 Month

Descriptive Properties
Color	Beige	Part A, Base Component
	Black	Part B, Curing Agent
Mix Ratio	10:1	A:B

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to go back to viewing the property data in MatWeb's normal format.

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PBLUST036 / 191012

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