Product Name: Insulation Material Epoxy Resin Fiberglass Fr4 Laminate Plate/Sheet Model NO.: Fr4 Color: Green Classification: Hybrid Insulation Materials Maximum Voltage: Above 40kv Thermal Rating: F 155 Material: Glass Chemistry: Inorganic Insulation Type: Insulation Sheet Application: Insulators, Electrical Winding Insulation, Winding Wire Coating Insulation, Motor Trademark: Kangliyuan Transport Package: Woodcase Origin: Tianjin Product Description Product Description:The main material of FR-4 Epoxy Glass Cloth Laminated Sheetis fiberglass.FR-4 Epoxy Glass Cloth Laminated Sheet is made of ethoxyline and electrical alkali-free glass cloth by thermal compression.Characters:Temperature.Glass F(155ºC)Stable dielectric property after soakingGood water and heat resistenceApplicationAs insulating structural parts of F-grade electrical machinesapparatus and equipments.Suitable in humid sutiation and transformer oilAvaliabilityForm: sheetColor:yellow, dark greenSpecial color can be provided or requsted.PropertiesUnitValueFlexural strength perpendicular to laminations-under normal room temperatureMpa≥340Impact strength parallel to laminationKJ/m2≥35Dielectric strength perprndicular to laminatioins(in oil 90±2ºC),1.0mm in thicknessMV/m≥14.2Breakdown voltage parellel to laminations(in oil 90±2ºC)KV≥40Water absorption rate 1.6mm in thicknessmg≤19Insulation resistrence Impregnated in waterΩ≥5.0x108Densityg/cm31.70-1.90PropertiesUnitValueFlammabilityFV01MHZ dialctric coefficient≤5.51MHZ LOSS factor≤0.04about us:Kangliyuan Science & Technology (Tianjin) Co.,Ltd is a high-tech insulation materail enterprise in China. Our main products are insulation materials for oil-immersed transformers, dry-type transformers.