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Mykroy-Mycalex Ceramics

Glass-Mica Composites (Completely Inorganic)

MOLDABLE GRADES TECHNICAL DATASHEET

General Properties

Density Moisture Absorption Color Mica Filler Flammability

UNIT

g/cm % ------3

MM 411

3.8 Nil L-Green* Natural

MM 555

3.7 Nil O-White*

MM 561

3.2 Nil White

MM1301

3.9 Nil Cream

MM 371

4.8 Nil D-Green* Natural

Synthetic Synthetic Synthetic DOES NOT BURN

Thermal Properties

Max. Continuous Use Temperature Thermal Conductivity Coefficient of Thermal Expansion (x10-6 ) Specific Heat °F °C W/m.K /°C @ 25°C @ 350°C @ 500°C cal/g/°C 750 400 .94 12.47 11.07 --0.24 750 400 1.22 12.55 10.95 --0.24 1400 760 1.46 14.04 11.90 10.70 .40 1300 700 1.19 12.96 10.75 --0.23 700 370 .93 13.02 11.20 --0.25

Electrical Properties

Dielectric Strength Arc Resistance Dissipation factor Loss Index Surface Resistivity Volume Resistivity Dielectric Constant V/mil Seconds 1 MHz 1 MHz /sq (25°C) -cm (25°C) 1 MHz 375 325 0.0012 0.011 1015 1013 8.6 375 325 0.0113 0.011 1015 1014 8.8 300 205 0.0014 0.01 107 108 4.5 375 350 0.0015 0.015 1015 1014 9.0 350 300 0.006 0.075 1015 1014 12.5

Mechanical Properties

Tensile Strength Flexural Strength Compressive Strength Modulus of Elasticity Hardness - Rockwell Impact Strength-- IZOD (notched)

* : D = Dark; L = Light; O = Off.

"To the best of our knowledge the information contained herein is accurate; however, Crystex Composites LLC does not accept any liability regarding the accuracy or completeness of such information. Further, such information is established using standard base material and thus may change if the product ordered by purchaser requires further processing of base material by us and/or the purchase. Purchaser has the sole responsibility in determining the suitability of any material described herein for the use contemplated and the processing of such material by purchaser."

psi psi psi psi x106 H A Ft-lbs/in

6500 10,000 33,000 7.0 90 47 8

6000 9,000 34,000 7.2 90 47 8

7500 16,000 50,000 11.3 93 49 16

6000 9,000 30,000 9.2 90 47 8

6500 10,000 35,000 --90 47 8

Glass Bonded Mica Summary Specification ­ ASTM D 1039

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