NP515LS Phenolic Sheet – High‑Temperature Glass Fabric for Reliable Insulation

NP515LS is a woven glass fabric combined with a high temperature phenolic resin. It is engineered to provide superior shrink characteristics at elevated temperatures, making it an ideal material for insulating gaskets. Having been tested and certified as a NEMA G-3 material, NP515LS also meets or exceeds the requirements of IEC 60893-3-4 PF GC 201.

Properties

General

Property	Value	Comment
Bonding strength	725.74 Kg	Condition A
Density	1.89 g/cm³
Moisture absorption	0.56 %

Mechanical

Property	Value	Comment
Compressive strength	526.8 MPa	Flatwise
Flexural strength	338.5 MPa	Transverse
	484.0 MPa
Hardness, Rockwell M	112 [-]
Impact strength, Izod notched, ASTM	453.7 J/m	Transverse
	731.3 J/m
Tensile strength	378.5 MPa

Thermal

Property	Value
Flammability	UL 94, Class HB

Technological properties

Property
Application areas	Insulating gaskets
Fillers	Glass Fabric
Other	The mechanical properties are converted from American unit system to International unit system.
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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