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Mica plate for electrical equipment |
| Mica plate is made of mica scrap which of high quality. It is widely used for industrial furnace,photocopiers,ovens,rice cookers,warm air blower, hair dryer,microwave ovens,bread oven,electric soldering iron,electronic disinfector,frequency furnace,electric arc furnaces,heaters,water heaters as well as asbestos substitute gaskets for automotive emission control,etc. |
type |
muscovite plate |
phlogopite plate |
muscovite flexible plate |
phologopite flexible plate |
high thickness mica plate |
binder |
silicon resin |
mica content |
≥90% |
﹥85% |
binder content |
≤10% |
10-15% |
thickness(mm) |
0.10-2.0 |
2.0-50.0 |
thickness tolerance (mm) |
average |
±0.02~±0.05 |
±0.02~±0.25 |
~ |
individual |
±0.05~±0.08 |
±0.04~±0.06 |
~ |
density (g/cm3) |
1.6~2.3 |
2.1~2.25 |
heat loss at 500℃ |
≤1.00 |
≤0.60 |
≤2.00 |
≤2.00 |
≤1.00 |
flexural strength (kgf/mm2) |
≥18 |
≥16 |
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~ |
~ |
dielectric strength (kv/mm) |
﹥20 |
﹥18 |
﹥15 |
﹥15 |
﹥25 |
insulation resistance (MΩ) |
200~600 |
100~600 |
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~ |
~ |
long run work temperature |
500℃ |
800℃ |
500℃ |
800℃ |
550~1000℃ |
standard size |
1000*600 1000*1200 1000*2400 |
standard reference |
GB5019-85,IEC371 |
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