Norplex-Micarta MC223 Phenolic Cotton Laminate Sheet

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Norplex-Micarta MC223 Phenolic Cotton Laminate Sheet
Categories:	Polymer; Thermoset; Phenolic
Material Notes:	Grade MC223 is a medium weave cotton phenolic composite. Typical applications include pintle and stave-type bearings for rudder shafts in the marine industry. This material is known industry wide as “Marine Micarta.” This product is also suitable for heavy equipment applications that require finer machining profiles than those provided by bearing-grade laminates. Information provided by Norplex-Micarta
Key Words:	Cotton, Phenolic, Micarta, Marine Micarta, Bearings
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	Metric	English	Comments

Specific Gravity	1.44 g/cc @Thickness 12.7 mm	1.44 g/cc @Thickness 0.500 in	ASTM D792
Moisture Absorption	1.20 % @Thickness 1.57 mm	1.20 % @Thickness 0.0620 in	ASTM D570 Condition A

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell M	105 @Thickness 6.35 mm	105 @Thickness 0.250 in	ASTM D785
Tensile Strength	82.7 MPa @Thickness 3.17 mm	12000 psi @Thickness 0.125 in	LengthWise; ASTM D638 Condition A
Flexural Strength	124 MPa @Thickness 1.57 mm	18000 psi @Thickness 0.0620 in	LengthWise; ASTM D790 Condition A
Compressive Strength	262 MPa @Thickness 12.7 mm	38000 psi @Thickness 0.500 in	Flatwise; ASTM D695 Condition A
Shear Strength	89.6 MPa @Thickness 1.57 mm	13000 psi @Thickness 0.0620 in	perpendicular; ASTM D732 Condition A
Izod Impact, Unnotched	0.641 J/cm @Thickness 12.7 mm	1.20 ft-lb/in @Thickness 0.500 in	CrossWise; ASTM D256 Condition E-48/50
	1.07 J/cm @Thickness 12.7 mm	2.00 ft-lb/in @Thickness 0.500 in	LengthWise; ASTM D256 Condition E-48/50

Thermal Properties	Metric	English	Comments
UL RTI, Mechanical with Impact	125 °C	257 °F	UL Bulletin 746b
Flammability, UL94	HB @Thickness 1.57 mm	HB @Thickness 0.0620 in

Descriptive Properties
Bonding Strength	1700		[lb]; 0.5"; ASTM D229 Condition D-48/50

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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PNORPM022 / 192779

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