Momentive Performance Materials PolarTherm® PT140 Boron Nitride (BN) Powder

Category	Ceramic , Nitride , Other Engineering Material , Additive/Filler for Polymer
Manufacturer	Momentive Performance Materials (Former GE Advanced Ceramics)
Trade Name	PolarTherm®
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Momentive Performance Materials PolarTherm® PT140 Boron Nitride (BN) Powder.pdf
Price	EMAIL US sales@lookpolymers.com
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Material Notes:

Fine Hexagonal BN PowderWhen used in a variety of polymeric materials, PolarTherm™'s heat dissipating capability helps extend the service life and enhance the reliability of electronic components and assemblies.Information provided by Momentive Performance Materials, formerly GE Advanced Ceramics.

Physical Properties	Metric	English	Comments
Density	2.25 g/cc	0.0813 lb/in³	Theoretical
Particle Size	8.0 - 14 µm	8.0 - 14 µm	average
Specific Surface Area	3.0 - 8.0 m²/g	3.0 - 8.0 m²/g

Mechanical Properties	Metric	English	Comments
Hardness, Knoop	11	11

Thermal Properties	Metric	English
CTE, linear	<= 1.00 µm/m-°C @Temperature 20.0 °C	<= 0.556 µin/in-°F @Temperature 68.0 °F
Specific Heat Capacity	0.794 J/g-°C	0.190 BTU/lb-°F
Thermal Conductivity	266 - 284 W/m-K	1850 - 1970 BTU-in/hr-ft²-°F

Electrical Properties	Metric	English
Electrical Resistivity	1.00e+15 ohm-cm	1.00e+15 ohm-cm
Dielectric Constant	3.9	3.9
Dissipation Factor	<= 0.00020 @Frequency 1e+6 Hz	<= 0.00020 @Frequency 1e+6 Hz

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