Norplex-Micarta RT628H Phenolic Paper Laminate Tube, NEMA XX

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Norplex-Micarta RT628H Phenolic Paper Laminate Tube, NEMA XX
Categories:	Polymer; Thermoset; Phenolic
Material Notes:	Being a heat treated version of RT628, RT628H is an improved machining grade meeting NEMA XX for tubes. It has low moisture absorption and good dimensional stability. Typical applications are as a replacement for RT629 where improved machining characteristics are needed. The primary application is in transformers. Information provided by Norplex-Micarta
Key Words:	Paper, Phenolic, Micarta, NEMA XX, MIL-I-24768/11 Type PBG, ASTM D709 Type I Grade XX
Vendors:	Norplex-Micarta is the leading manufacturer of high performance thermoset composite materials. We work directly with customers to manufacture the highest quality specialty sheet products, pre-pregs, rods and molded shapes, and tubes to meet demanding composite applications for our OEMs and fabricators around the world. Visit norplex-micarta.com. Click here to view all available suppliers for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
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Physical Properties	Original Value	Comments

Specific Gravity	1.23 g/cc	0.750" X 1.000"; ASTM D792
Moisture Absorption	1.30 %	0.750" X 1.000"; ASTM D570 Condition D1-24/23

Mechanical Properties	Original Value	Comments
Hardness, Rockwell M	85	0.750" X 1.000"; ASTM D785
Compressive Strength	19000 psi	0.750" X 1.000"; ASTM D695 Condition A
Compressive Modulus	360 ksi	0.750" X 1.000"; ASTM D695 Condition A

Electrical Properties	Original Value	Comments
Dielectric Strength	330 V/mil	0.750" X 1.000"; ASTM D149 Condition D-48/50
	360 V/mil	0.750" X 1.000"; ASTM D149 Condition A

Thermal Properties	Original Value	Comments
UL RTI, Electrical	130 °C	0.750" X 1.000"; UL Bulletin 746b
UL RTI, Mechanical with Impact	130 °C	0.750" X 1.000"; UL Bulletin 746b
Flammability, UL94	HB	0.750" X 1.000"

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Norplex-Micarta RT628 Phenolic Paper Laminate Tube, NEMA XX

PNORPM102 / 192841

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