A. Schulman Premi-Glas® 2243-24 CR-SX Fiberglass Reinforced Thermoset Thick Molding Compound

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A. Schulman Premi-Glas® 2243-24 CR-SX Fiberglass Reinforced Thermoset Thick Molding Compound
Categories:	Polymer; Thermoset; Filled/Reinforced Thermoset
Material Notes:	Premi-Glas® 2243-24 CR-SX is a fiberglass reinforced thermoset thick molding compound for electrical and flame retardant applications. Key features and benefits are: TMC compounding process preserves glass integrity for strength vs. BMC Non-Halogen FR technology for regulatory compliance Pigmentable for molded-in color; best appearance with mold texture Recognized by Underwriter's Laboratories, File #E42524 Designed for injection or compression molding in matched metal die molds. A. Schulman has acquired this former Premix product line.
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Physical Properties	Metric	English	Comments

Specific Gravity	1.73 g/cc	1.73 g/cc
Linear Mold Shrinkage	0.00175 cm/cm	0.00175 in/in	Polymerization Shrinkage

Mechanical Properties	Metric	English	Comments
Tensile Strength	65.0 MPa	9430 psi	ASTM D638
Tensile Modulus	11.0 GPa	1600 ksi	ASTM D638
Flexural Strength	140 MPa	20300 psi	ASTM D790
Flexural Modulus	10.0 GPa	1450 ksi	ASTM D790
Poissons Ratio	0.30	0.30
Shear Modulus	4.20 GPa	609 ksi	Calculated
Izod Impact, Notched	7.50 J/cm	14.1 ft-lb/in	ASTM D256
Izod Impact, Unnotched	10.0 J/cm	18.7 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	Injection or 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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PPREMH967 / 140365

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