Gaskets & Insulation
TYPH002 Phenolic Cotton Laminated Sheet
3025: Mechanical applications(coarse weave), with poor electrical properties. Similar to IEC PFCC201. 10 yarn 3025B 3025C 3025CS:
Inquire about TYPH002 Phenolic Cotton Laminated Sheet3025:
Mechanical applications(coarse weave), with poor electrical properties. Similar to IEC PFCC201. 10 yarn
3025B 3025C 3025CS:
Mechanical applications being economical products versus 3025. 3025CS has abrasion proof property, but it is not recommended to be used as insulation material.
3025D:
Mixed mode backing material. It can substitute for some cotton cloth laminates
3026:
Mechanical properties(fine weave), poor electrical properties, good machining performance. Similar to IEC PFCC203. 21 yarn
3027:
Mechanical and electrical applications(coarse weave), better electrical properties than other phenolic cotton cloth laminates.
3028:
Mechanical and electrical applications(fine weave), better electrical properties than other phenolic cotton cloth laminates. Recommended for small parts. 32 yarn
Mechanical applications(coarse weave), with poor electrical properties. Similar to IEC PFCC201. 10 yarn
3025B 3025C 3025CS:
Mechanical applications being economical products versus 3025. 3025CS has abrasion proof property, but it is not recommended to be used as insulation material.
3025D:
Mixed mode backing material. It can substitute for some cotton cloth laminates
3026:
Mechanical properties(fine weave), poor electrical properties, good machining performance. Similar to IEC PFCC203. 21 yarn
3027:
Mechanical and electrical applications(coarse weave), better electrical properties than other phenolic cotton cloth laminates.
3028:
Mechanical and electrical applications(fine weave), better electrical properties than other phenolic cotton cloth laminates. Recommended for small parts. 32 yarn
| Properties | Unit | Grade | |||||||||||
| 3025 | 3025B | 3025C | 3025D | 3025CS | 3026 | 3027 | 3028 | ||||||
|
Flexural strength perpendicular to laminations |
≥ | MPa | 135 | 130 | 130 | 140 | 70 | 110 | 90 | 100 | |||
|
Impact strength parallel to laminations (Charpy) |
≥ | kJ/㎡ | 8.8 | 7.8 | 5.0 | — | 5.0 | 7.0 | 7.8 | 6.0 | |||
|
Bonding strength (≥10mm in thickness) |
≥ | N | — | 5500 | 5500 | — | 5500 | — | — | — | |||
|
Dielectric strength perpendicular to lamination (in 90±2℃ transformer oil, 1mm in thickness) |
≥ | kV/mm | 0.82 | — | — | — | — | 0.82 | 5.1 | 6.3 | |||
|
Breakdown voltage parallel to laminations (in 90±2℃ Transformer oil) |
≥ | kV | 1 | — | — | 14（20±5℃） | — | 1 | 18 | 20 | |||
|
Permittivity (48-62Hz) |
≤ | — | — | — | — | — | — | — | 5.5 | 5.5 | |||
|
Insulation resistance after Impregnated in water（D-24/23） |
≥ | Ω | 1×106 | — | — | 1×107 | — | 1×106 | 5×107 | 5×107 | |||
| Density | g/㎝3 | (1.30-1.40) | (1.30-1.40) | ||||||||||
|
Water absorption (D-24/23, 1.6mm in thickness) |
≤ | ㎎ | 220 | — | — | 200 | — | 220 | 145 | 145 | |||
| Color | Natural | Black | Natural | ||||||||||
| Reference standard | Q/TXXFR001-2009 | Q/TXXFR001-2009 | |||||||||||
