A. Schulman Premi-Glas® 3101-25 Polyester BMC

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A. Schulman Premi-Glas® 3101-25 Polyester BMC
Categories:	Polymer; Thermoset; Polyester, TS; Thermoset Polyester Glass Filled BMC
Material Notes:	Premi-Glas® 3101-25 is a 25% glass reinforced thermoset Bulk Molding Compound designed for electrical and flame retardant applications. Key features and benefits are: Underwriters Laboratories, UL 94-5VA flame recognition at 2.6 mm minimum wall thickness; and UL 94V-0 recognition at 1.6mm minimum thickness; using halogen free technology. Available in fiberglass contents ranging from 10% - 25%; standard product has 25% reinforcement. Excellent dimensional stability, dielectric strength, and arc and track resistance. Outstanding moldability and flow in Compression, Injection, and Transfer molding processes. UL recognized in all colors. Standard color is black. Data provided by Premix. A. Schulman has acquired this former Premix product line.
Key Words:	Bulk Molding Compound
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Physical Properties	Metric	English	Comments

Specific Gravity	1.80 - 1.95 g/cc	1.80 - 1.95 g/cc
Linear Mold Shrinkage	0.0015 - 0.0030 cm/cm	0.0015 - 0.0030 in/in	Polymerization Shrinkage

Mechanical Properties	Metric	English	Comments
Tensile Strength	33.0 MPa	4790 psi	ASTM D638
Tensile Modulus	13.4 GPa	1940 ksi	ASTM D638
Flexural Strength	124 MPa	18000 psi	ASTM D790
Flexural Modulus	11.7 GPa	1700 ksi	ASTM D790
Poissons Ratio	0.30	0.30
Shear Modulus	5.20 GPa	754 ksi	Calculated
Izod Impact, Notched	5.30 J/cm	9.93 ft-lb/in	ASTM D256
Izod Impact, Unnotched	6.90 J/cm	12.9 ft-lb/in	ASTM D4812

Electrical Properties	Metric	English	Comments
Dielectric Strength	18.0 kV/mm	457 kV/in	ASTM D149
Arc Resistance	210 sec	210 sec	ASTM D495

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
Deflection Temperature at 1.8 MPa (264 psi)	>= 200 °C	>= 392 °F	ASTM D792
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 1.60 mm	V-0 @Thickness 0.0630 in
	5VB @Thickness 2.60 mm	5VB @Thickness 0.102 in

Processing Properties	Metric	English	Comments
Processing Temperature	150 °C	302 °F	Compression, Transfer or Injection 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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PPREMIX38 / 58188

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