Dielectric StrengthPerpendicular to Laminations(in 90±2°C transformer oil,1mm in thickness)
Breakdown voltage parallelto laminations(in 90±2°CTransformer oil)
Insulation Resistance afterimpregnated in water
Water absorption(1mm in thickness)
Temperature index(short time).
3025 Phenolic cotton cloth laminated sheet is made up of phenolic resin and cotton cloth with the model 3025.In normal condition, it has good electrical property and mechanicalproperty. It is wear-resisting and applies to wear-resisting and insulating parts of mechanical, motor and electrical equipments, such as gear machining, mold machining.
Phenolic cotton cloth laminated sheet/ 3025 Phenolic Cotton Fabric Laminate Sheet is a kind of insulation sheet, made of coarse cotton cloth impregnated phenolic resin by processing under heat and pressure. This product is widely used for low voltage applications ,for machines & appliances having higher voltages but lower electrical stress (slot wedges ,spacers) as material for bearing , gears , rollers & other constructional components , drilling jigs , underwater bearings , telecommunication & high frequency technique property ,oil resistance and dielectric property, as electrical materials with low electric property