A. Schulman Premi-Glas® 2204-15 CR-SX Fiberglass Reinforced SMC

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A. Schulman Premi-Glas® 2204-15 CR-SX Fiberglass Reinforced SMC
Categories:	Polymer; Thermoset; Composite SMC; Filled/Reinforced Thermoset; Polyester, TS; Thermoset Polyester Glass SMC
Material Notes:	Description: Premi-Glas® 2204-15 CR-SX is a fiberglass reinforced thermoset Sheet Molding Compound formulated for excellent electrical properties and fire retardance; it also has very good thermal and dimensional stability, and corrosion resistance. Key features and benefits: Underwriters Laboratories 94-V0 flame resistance at 2.5 mm minimum wall thickness Formulated for low shrinkage for optimal dimensional stability Refer to UL file number E42524 Market: Electrical/Flame Retardant Information provided by Premix. A. Schulman has acquired this former Premix product line.
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Physical Properties	Metric	English	Comments

Specific Gravity	1.70 - 1.85 g/cc	1.70 - 1.85 g/cc
Linear Mold Shrinkage	0.00050 - 0.0020 cm/cm	0.00050 - 0.0020 in/in	Polymerization Shrinkage

Mechanical Properties	Metric	English	Comments
Tensile Strength	30.0 MPa	4350 psi	ASTM D638
Tensile Modulus	9.00 GPa	1310 ksi	ASTM D638
Flexural Strength	100 MPa	14500 psi	ASTM D790
Flexural Modulus	8.00 GPa	1160 ksi	ASTM D790
Poissons Ratio	0.30	0.30
Shear Modulus	3.50 GPa	508 ksi	Calculated
Izod Impact, Notched	5.00 J/cm	9.37 ft-lb/in	ASTM D256
Izod Impact, Unnotched	7.00 J/cm	13.1 ft-lb/in	ASTM D4812

Electrical Properties	Metric	English	Comments
Dielectric Strength	15.0 kV/mm	381 kV/in	ASTM D149
Arc Resistance	180 sec	180 sec	ASTM D495
Comparative Tracking Index	600 V	600 V	ASTM D2303

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	35.0 µm/m-°C	19.4 µin/in-°F	Z Direction
CTE, linear, Transverse to Flow	25.0 µm/m-°C	13.9 µin/in-°F	XY Direction
Thermal Conductivity	0.300 W/m-K	2.08 BTU-in/hr-ft²-°F
UL RTI, Electrical	130 °C	266 °F	UL 746C
UL RTI, Mechanical with Impact	130 °C	266 °F	UL 746C
UL RTI, Mechanical without Impact	130 °C	266 °F	UL 746C
Flammability, UL94	V-0 @Thickness 2.50 mm	V-0 @Thickness 0.0984 in

Processing Properties	Metric	English	Comments
Processing Temperature	150 °C	302 °F	Compression Molding
Clamp Pressure	3.45 - 6.89 MPa	500 - 1000 psi	Molding Pressure

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 view all the property values for this datasheet as they were originally entered into MatWeb.

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