Epoxy RT511H Tube – Advanced Heat‑Treated Glass‑Fabric Composite

Being a heat treated version of RT511, RT511H uses a heavy weave glass fabric substrate meeting all of the requirements of NEMA G-10, with the added feature of having excellent strength at elevated temperatures.

Properties

General

Property	Value	Testing Standard	Comment
Density	1.78 g/cm³	ASTM D792
Moisture absorption	0.1 %	ASTM D570	Condition D₁-24/23

Mechanical

Property	Value	Testing Standard	Comment
Compressive modulus	7.6 GPa	ASTM D695	Condition A
Compressive strength	344.7 MPa	ASTM D695	Condition A
Hardness, Rockwell M	115 [-]	ASTM D785
Tensile strength	272.3 MPa	ASTM D638	Condition A

Thermal

Property	Value	Comment
Glass transition temperature	170 °C	min. \| DMA
Relative temperature index, electrical	200 °C	¹
Relative temperature index, mechanical strength	200 °C	¹
Flammability	UL Bulletin 94, Class HB

Electrical

Property	Value	Testing Standard	Comment
Breakdown voltage	55 kV	ASTM D149	Condition A
	60 kV	ASTM D149	Condition D-48/50
Dielectric strength	14.37 kV/mm	ASTM D149	Condition A

Technological properties

Property
Application areas	Typical applications include bushings, spacers and structural parts for power generation equipment.
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 2.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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Composite material