company tower banner
Norplex-Micarta Company Logo

Norplex-Micarta MC507U

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.

Polymer Name: Silicone Elastomer

Reinforcement Material: Glass Fibers

Physical Form: Sheets

Density: 1880.0 - 1880.0 kg/m³

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

Similar Products

  • TypeDocument Name
View All Documents

Knowde Enhanced TDS

Identification & Functionality

Chemical Family
Fillers Included
Polymer Name
Reinforcement Material

Features & Benefits

Applications & Uses

Composites End Use

Properties

Physical Form
Physical Properties
ValueUnitsTest Method / Conditions
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
Electrical Properties
ValueUnitsTest Method / Conditions
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)0.018ASTM D150
Dissipation Factor (Condition D-24/23, at 1MHz, *t₁)0.045ASTM D150
Electric Strength (Condition A, *t₁)13.8 x10³V/cmASTM D149
Relative Permittivity (Condition A, at 1MHz, *t₁)4.55ASTM D150
Relative Permittivity (Condition D-24/23, at 1MHz, *t₁)4.67ASTM D150
Note
  • 1This 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

Regulatory & Compliance