It is created from electrical glass cloth with alkali-free that has been impregnated with silicone resin under pressure. heat and rolling. The thermal grade is class H insulation. With excellent mechanical strength and dielectric property, wet-resistant . Used for the insulating slots. windings. gaskets. junction board of the dry-type transformer/railway transformer/electrical equipment/traction motor etc.
glass cloth laminated, glass clothes laminated
Sheets: Thickness0.5-200mm Size:1000X2000mm
Technical data
No Specification Unit Index
1 Water absorption 0.4-12mm mg 28-85
2 Flexural strength perpendicular to lamination Mpa >= 119.6
3 Notch impact strength parallel to KJ/ M2 >= 24.9
lamination charpy
4 Electrical strength parallel to lamination KV 25
in transformer oil 90 +- 2 oC (1min)
5 5Insulation resistivity parallel to M Ω >= 1X10 2
lamination after wet
6 Dissipation factor 1MHZ after wet <= 0.07
7 Permittivity at 1MHZ after wet <= 6
glass cloth laminated, glass clothes laminated |