NEMA Grade CEM-3 EP

Material group: Composites / EP
Country / Standard: United States / NEMA

Data updates

Latest Update: 2019-09
Total number of updates: 1
Update History

This material has 57 properties — only a subset is shown here.

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NEMA Grade CEM-3 Physical Properties

Temperature

PROPERTY / VALUE
Flexural Modulus
15.858 — 19.305 GPa
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Modulus of Elasticity
13.79 — 17.237 GPa
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Dielectric Strength
17.717 — 29.528 kV/mm
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Dissipation Factor (tan δ)
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Relative Permittivity
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Thermal Conductivity
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W/(m∙°C)
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Arc Resistance
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s
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Density
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kg/dm³
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Flammability Rating
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Heat Capacity
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J/(kg∙°C)
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Insulation Resistance
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Ω
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RTI - Electrical
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°C
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RTI - Mechanical
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°C
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Withstand Voltage
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kV
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Comparative Tracking Index (CTI)
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V
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Specific Volume
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cm³/kg
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Coefficient of Linear Thermal Expansion (CLTE)
val1
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10-6/°C
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Water Absorption
val1
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%
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This material has 57 properties — only a subset is shown here.

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NEMA Grade CEM-3 Mechanical Properties

Temperature

PROPERTY / VALUE
Tensile Strength
241.3 — 275.8 MPa
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Compression Strength
275.79 MPa
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Flexural Strength
≥ 186.158 MPa
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Rockwell Hardness (HR)
val1
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Rockwell Hardness M - Scale
val1
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  • 2Cross References
  • -Composition
  • 10Mechanical Properties
  • 45Physical Properties
  • -Heat Treatment
  • -Metallography
  • -Machinability
  • -Stress-Strain
  • -Formability
  • -Fatigue
  • -Fracture
  • -Creep
  • -Joints
  • -Coatings
  • -Dimensions
  • -Tribology
  • -Corrosion
  • -Ageing
  • -Weatherability
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