1.PFCC201 3025 similar to NEMA C
2.better mechanical properties than PFCC20
3.but poor electrical properties
PFCC201 3025 similar to NEMA C Mechanical applications(coarse weave),with better mechanical properties than PFCC202 but poor electrical properties. PFCC202 3026 similar to NEMA CE Mechanical and electrical applications (coarse weave). PFCC203 3027 similar to NEMA L Mechanical applications(fine weave); recommended for small parts with better mechanical properties than PFCC204 but poor electrical properties. PFCC204 3028 similar to NEMA LE Mechanical and electrical applications(fine weave); Recommended for small parts. PFCC305 Mechanical and electrical applications being used for high-accuracy machine process (super fine weave). | Product Application: | l Temperature grade: E glass (120°C) l Color: nature (light brown) l Thickness: 0.8-100mm l Size: 1020x1220mm 1020x2040mm 1220x2470mm | product technology | Properties | Unit | Grade | | PFCC201 | PFCC202 | PFCC203 | PFCC204 | PFCC305 | | Flexuralstrengthperpendiculartolaminations | LW | ≥ | MPa | — | — | — | — | — | | CW | ≥ | 100 | 90 | 110 | 100 | 125 | | ImpactstrengthParallel toLaminations(Charpy) | A | ≥ | kJ/m2 | 8.8 | 7.8 | 7.0 | 6.0 | 6.0 | | E-48/50 | — | — | — | — | — | | Bonding strength | A | ≥ | N | 3600 | 3600 | 3200 | 3200 | 3200 | | D-48/50 | — | — | — | — | — | | Dielectricstrengthperpendiculartolaminations(in90±2°Ctransformeroil,1mm inthickness) | | ≥ | kV/mm | 0.82 | 5.10 | 0.82 | 6.30 | 1.72 | | Breakdownvoltageparallel tolaminations(in 90±2°Ctransformeroil) | A | ≥ | kV | 1 | 20 | 1 | 20 | 1 | | | D-48/50 | — | — | — | — | — | | | Permittivity(1MHz) | A | ≤ | — | — | — | — | — | — | | D-24/23 | — | — | — | — | — | | Dissipationfactor(1MHz) | A | ≤ | — | — | — | — | — | — | | D-24/23 | — | — | — | — | — | | Insulationresistanceafterimpregnatedin waterD-24/23) | | ≥ | W | 1×106 | 5×107 | 1×106 | 5×107 | 1×106 | | Density | | | g/cm3 | (1.30-1.40) | | Waterabsorption(D-24/231.5mmin thickness) | | ≤ | mg | 218 | 144 | 218 | 144 | 218 | | Waterabsorptionrate(1.6mm inthickness) | | ≤ | % | — | — | — | — | — | | Color | | | — | Natural | | Referencestandard | | | — | IEC60893-3-4 GB/T 1303.6 | |
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Phenolic cotton cloth laminate
