Epoxy glass fabric laminate sheet

Temperature classification is B. High mechanical property, stable dielectric property after immersing in water. Its a kind of current fabric laminate with excellent and comprehensive property. Used as slot and wedge of motors, the insulating structural parts for electric machine and apparatus equipment. Standard: GB/T1303.1-1998 Thickness : 0.5-80mm Size: 1960mm*960mm, 1440mm*960mmTable 1: Technical requirementsNo PropertyUnitNormal Value1Flexural strength perpendicular to layerAt room temperatureMPa≥340150±22Apparent flexural elastic modulusMPa≥(24000)3Compressive strength, perpendicular to layerMPa≥3504Impact strength parallel to layer (Charpy method)kJ/m2≥335Impact strength parallel to layer.(Cantilever beam method)kJ/m≥346Shear strength, parallel to the layerMPa≥307Tensile strengthLengthwiseMPa≥(300)Crosswise8Electric strength,perpendicular to the layerat 90±2 oil. MV/mretail data see the standard9Breakdown voltage, perpendicular to layer direction.kV≥3510Dielectric constantUnder 48Hz62Hz ≤5.5under1Hz≤5.511Dissipation factorUnder 48Hz62 Hz ≤0.04Under 1MHz.≤0.0412Insulation resistance after immersing in water.W≥5.0×10813Comparative tracking index.≥20014Heat resistance for long time.≥13015Matin`s temperatureunder consideration16Densityg/cm31.71.917Water absorption%retail data see the standardNote: The value in the parentheses for Type 3240 is typical value. Not used as the requirement only for reference.