Negative CTE Filler
An additive material that reduces thermal expansion
Negative CTE Filler is a material that contracts when exposed to heat. When blended with resin, it helps reduce thermal expansion. Its spherical shape also enhances its ability to achieve high fillability in resins
Features
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Negative expansion
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High water resistance
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Small size compatible
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Electrical insulation
Properties
| Glass code | DL-7400 | ||
|---|---|---|---|
| Coefficient of thermal expansion | 25-150℃ | ppm/K | -1.1 |
| 150-240℃ | -0.9 | ||
| Density | ×103kg/m3 | 2.5 | |
Particle Size Distribution
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*Particle size can be adjusted.
Change in Expansion Rate During Resin Filling
