China 3021 Orange Phenolic Resin Paper Insulation Laminat Plate Bakelite Sheet Hylam Board, Find details about China Bakelite Sheet, Bakelite Plate Laminate Boards from 3021 Orange Phenolic Resin Paper Insulation Laminat Plate Bakelite Sheet Hylam Board
Test item | Unit | PFCP202 | PFCC201 | PFCC202 | PFCC203 | PFCC305 |
Density | g/m³ | 1.25-1.4 | 1.3-1.4 | |||
Vertical layer bending strength (normal) | MPa | ≥120 | ≥100 | ≥90 | ≥110 | ≥125 |
Parallel layer impact strength (simply supported beam method) | KJ/m2 | - | ≥7.8 | |||
Vertical layer electrical strength (90ºCtransformer oil) | Kv/mm | ≥15.8 | ≥5.1 | ≥5.1 | ≥5.1 | ≥5.1 |
Parallel layer breakdown voltage(90ºCtransformer oil) | kv | ≥35 | ≥20 | |||
Dielectric constant (50Hz) | - | ≤5.5(1MHz) | ||||
Proof tracking index(PTI) | - | ≥100 | ||||
Temperature index | - | 120 | ||||
Water absorption(1-20mm thickness) | mg | 180-970 | 206~406 | 136-277 |