Polyimide P95 Sheet – High-Temperature Glass‑Fabric Composite for Superior Heat Resistance

Woven glass fabric combined with a high temperature polyimide resin system engineered to maintain excellent physical properties at 240°C. P95 has a low coefficient of thermal expansion, high mechanical strength and excellent heat resistance.

Properties

General

Property	Value	Testing Standard	Comment
Bonding strength	680.4 Kg	ASTM D229	Condition A
Density	1.84 g/cm³	ASTM D792
Moisture absorption	0.35 %	ASTM D570	Condition D₁-24/23

Mechanical

Property	Value	Testing Standard	Comment
Compressive strength	482.6 MPa	ASTM D695	Condition A \| Flatwise
Flexural modulus	19.3 GPa	ASTM D790	Condition A, Transverse
	22.1 GPa	ASTM D790	Condition A
Flexural strength	455.1 MPa	ASTM D790	Condition A, Transverse
	537.8 MPa	ASTM D790	Condition A
Hardness, Rockwell M	120 [-]	ASTM D785
Impact strength, Izod unnotched, ASTM	400 J/m	ASTM D256	Condition E-48/50, Transverse
	614 J/m	ASTM D256	Condition E-48/50
Shear strength	186.2 MPa	ASTM D732	Condition A, Transverse
Tensile strength	330.9 MPa	ASTM D638	Condition A

Thermal

Property	Value	Testing Standard	Comment
Coefficient of thermal expansion	1e-05 1/K	IPC-TM 650-2.4.24
	1.3e-05 1/K	IPC-TM 650-2.4.24	Transverse
Glass transition temperature	200 °C		DMA
Relative temperature index, mechanical strength	200 °C		UL Bulletin 746b¹
Arc resistance	130 seconds, ASTM D495, Condition A
Flammability	UL Bulletin 94, Class HB, Condition A

Electrical

Property	Value	Testing Standard	Frequency	Comment
Breakdown voltage	55 kV	ASTM D149		Condition D48/50
	65 kV	ASTM D149		Condition A
Comparative tracking index	240 V	ASTM D3638
Dielectric constant	4.8 [-]	ASTM D150	1MHz	Condition D-24/23
Dielectric strength	29.53 kV/mm	ASTM D149		Condition D-48/50
	33.46 kV/mm	ASTM D149		Condition A
Dissipation factor	0.01 [-]	ASTM D150	1MHz	Condition D-24/23

Technological properties

Property
Fillers	Glass Fabric
Other	1.This temperature is a recommendation only, and based upon experience in various applications. The maximum operating temperature is dependent upon the application and should be investigated prior to use
Supplier Disclaimer	This data, while believed to be accurate and based on reliable analytical methods, is for informational purposes only. The terms and conditions of the agreement under which it is sold will govern any sales of this product. Data supplied above are "typical values"; not to be considered "specification values". To assure the material's performance is adequate for a specific application; customers should verify, independent of Norplex-Micarta, performance characteristics of interest. It is the responsibility of the users of this information to make sure that they have the latest version of this TDB, and are urged to check with Customer Service or, preferably our web site, www.norplex-micarta.com, to determine if the information is the most current available.

Property

Fillers

Glass Fabric

Other

1.This temperature is a recommendation only, and based upon experience in various applications. The maximum operating temperature is dependent upon the application and should be investigated prior to use

Supplier Disclaimer

This data, while believed to be accurate and based on reliable analytical methods, is for informational purposes only. The terms and conditions of the agreement under which it is sold will govern any sales of this product. Data supplied above are "typical values"; not to be considered "specification values".

To assure the material's performance is adequate for a specific application; customers should verify, independent of Norplex-Micarta, performance characteristics of interest.

It is the responsibility of the users of this information to make sure that they have the latest version of this TDB, and are urged to check with Customer Service or, preferably our web site, www.norplex-micarta.com, to determine if the information is the most current available.

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