Epoxy glass fabric laminated sheet

Characteristics and applicationTemperature classification is B. Higher electric and mechanical properties. Used as spacer, processed products and insulating structural parts for electric machine, apparatus equipment and transformer. StandardQ/XB3136-2008 Table 2Technical requirementsNo PropertyUnitNormal Value1Flexural strength perpendicular to layerAt room temperatureMPa≥230150±22Impact strength parallel to layer (Charpy method)kJ/m2≥303Electric strength,perpendicular to the layerat 90±2 oil.MV/mRefer to table 34Breakdown voltage, perpendicular to layer direction.kV≥285Dielectric constantUnder 48Hz62Hz≤5.5under1Hz6Dissipation factorUnder 48Hz62 Hz≤0.04Under 1MHz.7Insulation resistance after immersing in water.W≥5.0×1088Densityg/cm3≥1.89Water absorption%Refer to table 4Table 3 Electrical strength perpendicular to layer directionMean thickness mmNormal Value Unit: MV/m1.0≥14.21.2≥13.71.4≥13.21.6≥12.71.8≥12.22.0≥11.82.2≥11.42.4≥11.12.5≥10.92.6≥10.82.8≥10.5Above 3.0≥10.2Table 4Water absorptionMean thickness MmNormal Value UnitmgMean thickness MmNormal Value Unitmg0.45≤250.56≤270.68≤310.810≤341.012≤381.214≤411.6≤1916≤462.0≤2020≤522.5≤2125≤613≤22Processed by one side to 22.5≤734≤23