... thermal grade E glass. Thickness: 0.5,0.8, 1 Phenolic cloth laminated sheetType: 3025, 3026 seriesHigh mechanical performance, oil resistance and ... equipment.2 .Technical requirement2.1 Outside appearance:The surface of laminated board should be flat and smooth, no bubble, no wrinkle ... .531.6≥ 0.73.0≥ 0.501.8≥ 0.69 Phenolic Cloth Laminated Sheet