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Norplex-Micarta MC507U

Chemical Family
Silicones

MC507U is a utility grade, glass fabric combined with a silicone resin system. It can be substituted for NEMA G-7, in most heating, appliance insulation and some bearing applications. MC507U has excellent strength and electrical properties. MC507U complies with MIL-I-24768/17 – GSG, with the exception of some specific electrical properties. Certification to IEC standard is pending.

Properties

Physical Form
Sheets

Product families

Applications
  • Consumer Goods — Appliances & Electronics
Industrial — Chemical & Industrial Manufacturing
  • Equipment & Parts
Electrical & Electronics — Devices & Assemblies
  • Consumer Electronics
Electrical & Electronics — Wire & Cable
  • Jacketing & Insulation

Other characteristics

Density
1880.0 - 1880.0 kg/m³
Features

Bearing Grade, Electrically Insulating, Excellent Strength, Good Electrical Properties, Thermally Insulating

Polymer Name
Silicone Elastomer
Reinforcement Material
Glass Fibers
Note

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.; *t₁= Thickness tested at 0.0625 inch; *t₂= Thickness tested at 0.125 inch; *t₃= Thickness tested at 0.500 inch

Markets
  • Consumer Goods
  • Electrical & Electronics
  • Industrial
Technology
  • Composite Materials
  • Plastics
Fillers Included
Glass Fiber
Product Families
  • Composite Materials — Parts & Shapes
  • Plastics — Parts, Shapes & Films
Quality Standards
  • IEC SI GC 201
  • MIL-I-24768/17 Type GSG
  • NEMA G-7
Composites End Use
Home Appliances
Material Features
  • Bearing Grade
  • Electrically Insulating
  • Excellent Strength
  • Good Electrical Properties
  • Thermally Insulating

Technical data

Table 1 of 2

5 rows
CharacteristicValueUnitMethod
Bonding Strength (Condition A, *t₃)340.2kgASTM D229
Flexural Strength (Conditon A, Crosswise, *t₁)149.6MpaASTM D790
Flexural Strength (Conditon A, Lengthwise, *t₁)167.5MpaASTM D790
Izod Impact Strength (Condition E-48/50, Crosswise, *t₃)6.14J/cmASTM D256
Izod Impact Strength (Condition E-48/50, Lengthwise,*t₃)9.07J/cmASTM D256

Table 2 of 2

8 rows
CharacteristicValueUnitMethod
Arc Resistance (Condition A, *t₂)200sASTM D495
Breakdown Voltage (Condition A, *t₁)55 x10³VASTM D149
Breakdown Voltage (Condition D-48/50, *t₁)32 x10³VASTM D149
Dissipation Factor (Condition A, *t₁, at1 MHz)0.018—ASTM D150
Dissipation Factor (Condition D-24/23, at 1MHz, *t₁)0.045—ASTM D150
Electric Strength (Condition A, *t₁)13.8 x10³V/cmASTM D149
Relative Permittivity (Condition A, at 1MHz, *t₁)4.55—ASTM D150
Relative Permittivity (Condition D-24/23, at 1MHz, *t₁)4.67—ASTM D150

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