High quality insulating parts made with epoxy glass-cloth laminated sheets or SMC sheets.


Properties of epoxy glass-cloth laminated sheets:

Density: 1.5~1.6g/cm3
water absorption: ≤20g
Bending strength perpendicular to lamination: ≥340MPa
Notch impact strength parallel to lamination (Charpy): ≥37KJ/m2
Dielectric strength perpendicular to lamination (in oil 90±2℃): ≥14.2MV/m
Breakdown voltage parallel to lamination (in oil 90±2℃): ≥35kV
Relative permittivity (1MHz): ≤5.5
Dielectric dissipation factor (1MHz): ≤0.04
Insulation resistance (immersed in water for 24 hours): ≥50000 MΩ
Flammability: FV0
Color: natural


Properties of SMC sheets:

Density: 1.75~1.95g/cm3
water absorption: ≤20g
Flexural strength: ≥170MPa
Impact strength (charpy in-notched): ≥90KJ/m2
Dielectric strength (in oil 90±2℃): ≥12MV/m
Insulation resistance (under normal condition): ≥10000000MΩ
Insulation resistance (immerged in water for 24 hours): ≥1000000MΩ
Relative permittivity (1MHz): ≤4.5
Dielectric dissipation factor (1MHz): ≤0.015
Arc resistance: ≥180s
Proof tracking index (PTI): ≥600s
Flammability: FV0
Highest working temperature: ≥155℃
Color: white, grey, orange