4. Criteria
Weight of Meets Easily Portability Durability to Thickness
Product Constraints Storable Withstand
Extreme
Temperatures
IDEA 1
Ideas Totals
Pranav’s 1 4 4 4 4 1 18
idea
IDEA 2 1 4 3 3 4 1 16
5.
6. Material used for most of the
framework of the test rack is Silicon
Dioxide( Fused Quartz ).
Coefficient of Thermal Expansion is
5.5×10−7cm/°C
Properties Molecular formula SiO2
Molar mass 60.08 g mol−1 Exact
mass 59.966755777 g mol−1
Appearance Transparent crystals
Density 2.648 g·cm−3 Melting point
1600-1725 °C, 1873-1998 K, 2912-
3137 °F
Boiling point 2230 °C, 2503 K,
4046 °F
Solubility in water 0.079 g L-1