Mica Blocks
General Details
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Techical Info
| Properties | Muscovite | |
|---|---|---|
| Chemical formula | Kal AlSi O (OH) | |
| Colour | Ruby & Pale green | |
| Specific gravity | 2.7~3.0 | |
| Hardness | Mohs | 2.8~3.2 |
| Specific heat | 0.206~0.209 | |
| Thermal Conductivity | Cal/ sec C | 16×10 |
| Coefficient of Expansion | per C | (9~36)x10 |
| Tensile Strength | kgf/mm | 30~45 |
| Compression Strength | kgf/mm | 50~70 |
| Modulus of Elasticity | kgf/mm | (14~21)x10 |
| Calcining Temperature | C | 600~800 |
| Ignition Loss | (900 Cx 3Hrs)% | 4~5 |
| Acid Reaction | H SO | no affected |
| Alkail Reaction | NaOH | no affected |
| Dielectric Strength | kv/0.1 mm | 18~25 |
| Dielectric Constant | (1MHz) | 6~9 |
| Power Factor | (50 Hz)% | 0.01~0.03 |
| Power Factor | (1MHz)% | 0.08~0.09 |
| Resistivity | Ωcm | 10 ~10 |
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