Park Aerospace Nelco® NH9338 PTFE Laminate, Woven-Glass and Ceramic Reinforced

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Park Aerospace Nelco® NH9338 PTFE Laminate, Woven-Glass and Ceramic Reinforced
Categories:	Polymer; Thermoplastic; Fluoropolymer; Polytetrafluoroethylene (PTFE)
Material Notes:	The N9000 PTFE laminate system is designed for critical microwave components, antennas, power amplifiers and subassemblies. Superior mechanical and electrical performance make the N9000 PTFE laminate system the material of choice for lowest loss, high frequency applications. Key Features and Benefits: Complete spectrum of controlled dielectric constants Enhanced N9000 IM materials available Consistent Quality Optimized N9000 PTFE processing Applications/Qualifications: Cellular Base Station Antennas Wireless Communications Power Amplifiers Dual Band Hi Power Passive Circuits Automotive Applications Digital/Microwave Hybrid Multilayer PCB Assemblies Millimeter Wave Components Telecommunications Information provided by Park Electrochemical Corp.
Key Words:	PTFE
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Physical Properties	Original Value	Comments

Specific Gravity	2.459 g/cc	ASTM D792A
Water Absorption	<= 0.080 %	IPC-TM-650.2.6.2.1

Mechanical Properties	Original Value	Comments
Flexural Strength	131 MPa	Crosswise; IPC-TM-650.2.4.4
	158.6 MPa	Lengthwise; IPC-TM-650.2.4.4
Peel Strength	13.19 pli	after thermal shock (30 sec. at 260°C); IPC-TM-650.2.4.8
	13.3 pli	18, 35, and 70µm copper; IPC-TM-650.2.4.8

Electrical Properties	Original Value	Comments
Volume Resistivity	1.00e+14 ohm-cm	IPC-TM-650.2.5.17
Surface Resistance	1.00e+13 ohm	IPC-TM-650.2.5.17
Dielectric Constant	3.28 - 3.48 @Frequency 1e+10 Hz	IPC-TM-650.2.5.5.5
Dielectric Breakdown	45000 V	IPC-TM-650.2.5.6
Dissipation Factor	0.0025 @Frequency 1e+10 Hz	IPC-TM-650.2.5.5.5
Arc Resistance	180 sec	ASTM D495

Thermal Properties	Original Value	Comments
CTE, linear	5.00 µin/in-°F	X; IPC-TM-650.2.4.41
	6.67 µin/in-°F	Y; IPC-TM-650.2.4.41
	39.48 µin/in-°F	Z; IPC-TM-650.2.4.41
Thermal Conductivity	1.60 BTU-in/hr-ft²-°F	ASTM E1225
Flammability, UL94	V-0	IPC-TM-650.2.3.10

Descriptive Properties
Passive Intermodulation Formulation Availability	Yes
Passive Intermodulation Performance (dBc)	-155

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PPARK097 / 89369

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