Research Article
The Phase-Formation Behavior of Composite Ceramic Powders Synthesized by Utilizing Rice Husk Ash from the Biomass Cogeneration Plant
Table 2
Compositions of mixture powders.
| Number | C/SiO2 (molar ratio) | RHA (wt.%) | Carbon black (wt.%) |
| R1 | 1 : 1 | 90.9 | 9.10 | R2 | 2 : 1 | 81.4 | 18.6 | R3 | 3 : 1 | 73.7 | 26.3 | R4 | 4 : 1 | 67.4 | 32.6 | R5 | 5 : 1 | 62.0 | 38.0 | R6 | 6 : 1 | 57.5 | 42.5 |
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