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| product | aluminium nitride ceramic | alumina ceramic |
character |
high thermal conductivity | good thermal conductivity |
| low dielectric constant | high mechanical strength | |
| reliable insulation property | high thermal resistance | |
| thermal conductivity | ≧ 170w/m·k | ≧ 24w/m·k |
| process | cutting, grinding | cutting, grinding |
| accuracy | ±0.01mm | ±0.01mm |
