EPGC204 Insulation Eepoxy Board description:
1.Material: It is laminated by pressing plate machine with alkali-free glass cloth impregnated by epoxy resin and phenolic resin. Its heat-resistant is Class B(130℃)
2.Funcation: It has high mechanical properties and electrical properties. It also has good heat resistance and moisture resistance.
3.Standard: GB/T 1301.1-1998
4.Usage: It widely apply to transformer, motor, control box and so on with good dielectric properties, mechanical properties and wet resistant properties. We can also produce all kinds of insulating parts with epoxy phenolic glass cloth laminated sheet as customer’s requirement.
EPGC204 Insulation Eepoxy Board technic data:
|3||Martens heat resistance ≥||℃||200||200||200|
|4||Flexural strength perpendicular to laminations ≥||Mpa||340||300||280|
|5||Bonding strength ≥||N||5600||5000||4800|
|6||Impact strength parallel to laminations (charpy) ≥||KJ/m2||33||30||28|
|7||Lose factor(48-62Hz) ≤||–||0.05||–||–|
|8||Relative permittivity 48-62 Hz ≤||–||0.5||–||–|
|9||Voltage endurance perpendicular to lamination,in oil 90±2℃ ≥
|10||Voltage endurance parallel to lamination,( in oil 90±2℃)≥||kv||30||26||25|
|11||Insulation resistance after impregnated in water||Ω||5×108||1×108||1×108|