| Application: | Insulators, Electrical Winding Insulation, Electrical Base, Shell, Motor, Switch Baseplate |
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| Color: | White/Gold |
| Material: | Mica |
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| Item | HB5662 | HJ5662 | HS5662 | HB5662-G | Test standard | |
| muscovite | phlogopite | synthetic | muscovite | |||
| mica content % | 92 | 91.5 | 91.5 | 91 | IEC371-2 | |
| bond content % | 8 | 8.5 | 8.5 | 9 | IEC371-2 | |
| density g/cm3 | 1.85~2.55 | 1.85~2.55 | 1.85~2.55 | 1.85~2.55 | IEC371-2 | |
| fire resistance | continuous | 500ºC | 600ºC | 800ºC | 500ºC | QB |
| intermittent | 700ºC | 800ºC | 1000ºC | 500ºC | QB | |
| flexural strength | N/mm2 | >160 | >140 | >140 | >180 | ISO178 |
| dielectric strength | KV/mm | >20 | >20 | >20 | >20 | IEC243 |
| insulation resistance Ω*cm | 23ºC | >1017 | >1017 | >1017 | >1017 | IEC93 |
| 550ºC | >1012 | >1012 | >1012 | >1012 | IEC93 | |
| water absorption % | <1 | <1 | <1 | <1 | ISO62 | |
| thermal expansion 10-6/K | perpendicular | 100 | 100 | 100 | -- | QB |
| parallel | 10 | 10 | 10 | -- | QB | |
| heat loss at heating % | 500ºC | <1 | <1 | <1 | <1 | IEC371-2 |
| 700 ºC | <1 | <1 | <1 | <1 | IEC371-2 | |
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