Fiberglass molding
OVERVIEW
Fiberglass molding, Fiberglass Reinforced Plastics(FRP) grating and FRP pultrusion profiles have many properties like light weight and high strength, anticorrosion and fire-retardant, anti-skid and so on. They are widely used as the insulation structure in communicator and switchgear accessories.
Item |
Unit |
FRP |
Bend strength in Perpendicular direction |
MPa |
≥90 |
Notch Impact Strength |
KJ/m2 |
≥25 |
Dielectric Strength (in oil 90℃) |
KV/mm |
≥12 |
Arc Resistance |
S |
≥180 |
Comparative Tracking Index |
V |
≥600 |
Dielectric Constant 1MHz |
___ |
≤4.8 |
Water Absorption |
mg |
≤20 |
Insulation Resistance after impregnated in water |
Ω |
≥1.0x1012 |
Flame Resistance |
___ |
FV0 |
Density |
g/cm3 |
1.75-1.95 |