quartz (SiO2) Thermodynamic Properties vs Temperature (CAS 14808-60-7)

Analyze how thermophysical properties change over a temperature range at a constant pressure of 1 atm.

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Property Profile for quartz (SiO2)

Calculated properties vs. Temperature

Profile Data

Equilibrium Thermodynamic and Transport Properties of quartz (SiO2) at 1.01325 bar over -23.15–226.85 °C
Temperature (°C)Specific heat capacity (kJ/kg·K)Density (kg/m³)Dynamic viscosity (cP)Thermal conductivity (W/m·K)Prandtl number ()Molar volume (m³/kmol)Specific enthalpy (kJ)Specific entropy (kJ/kg·K)Phase
-23.150.659642647.97N/A N/A N/A 0.0226907-33.7452-0.123229s
-18.0480.668372647.97N/A N/A N/A 0.0226907-30.3574-0.109815s
-12.94590.67712647.97N/A N/A N/A 0.0226907-26.9251-0.0964931s
-7.843880.685832647.97N/A N/A N/A 0.0226907-23.4482-0.0832607s
-2.741840.694562647.97N/A N/A N/A 0.0226907-19.9268-0.0701139s
2.36020.703292647.97N/A N/A N/A 0.0226907-16.3609-0.0570498s
7.462240.712022647.97N/A N/A N/A 0.0226907-12.7504-0.0440652s
12.56430.7207512647.97N/A N/A N/A 0.0226907-9.09536-0.0311572s
17.66630.7294812647.97N/A N/A N/A 0.0226907-5.39579-0.0183232s
22.76840.7382112647.97N/A N/A N/A 0.0226907-1.65168-0.00556057s
27.87040.7469152647.97N/A N/A N/A 0.02269072.136950.00713305s
32.97240.7554822647.97N/A N/A N/A 0.02269075.969660.0197585s
38.07450.7639042647.97N/A N/A N/A 0.02269079.845710.0323157s
43.17650.772182647.97N/A N/A N/A 0.022690713.76430.0448045s
48.27860.7803152647.97N/A N/A N/A 0.022690717.72490.0572248s
53.38060.788312647.97N/A N/A N/A 0.022690721.72650.0695764s
58.48270.7961672647.97N/A N/A N/A 0.022690725.76860.0818594s
63.58470.8038882647.97N/A N/A N/A 0.022690729.85040.0940739s
68.68670.8114762647.97N/A N/A N/A 0.022690733.97130.10622s
73.78880.8189332647.97N/A N/A N/A 0.022690738.13060.118297s
78.89080.8262612647.97N/A N/A N/A 0.022690742.32760.130306s
83.99290.8334622647.97N/A N/A N/A 0.022690746.56160.142247s
89.09490.8405382647.97N/A N/A N/A 0.022690750.83210.154119s
94.19690.8474932647.97N/A N/A N/A 0.022690755.13830.165924s
99.2990.8543272647.97N/A N/A N/A 0.022690759.47970.177661s
104.4010.8610432647.97N/A N/A N/A 0.022690763.85570.18933s
109.5030.8676442647.97N/A N/A N/A 0.022690768.26570.200932s
114.6050.8741312647.97N/A N/A N/A 0.022690772.7090.212467s
119.7070.8805072647.97N/A N/A N/A 0.022690777.18520.223936s
124.8090.8867732647.97N/A N/A N/A 0.022690781.69360.235338s
129.9110.8929342647.97N/A N/A N/A 0.022690786.23370.246674s
135.0130.8989892647.97N/A N/A N/A 0.022690790.8050.257944s
140.1150.9049422647.97N/A N/A N/A 0.022690795.40690.269149s
145.2170.9107952647.97N/A N/A N/A 0.0226907100.0390.280288s
150.3190.916552647.97N/A N/A N/A 0.0226907104.7010.291363s
155.4210.922212647.97N/A N/A N/A 0.0226907109.3910.302374s
160.5230.9277762647.97N/A N/A N/A 0.0226907114.1110.313321s
165.6260.9332512647.97N/A N/A N/A 0.0226907118.8580.324204s
170.7280.9386362647.97N/A N/A N/A 0.0226907123.6340.335024s
175.830.9439352647.97N/A N/A N/A 0.0226907128.4360.345782s
180.9320.949152647.97N/A N/A N/A 0.0226907133.2650.356478s
186.0340.9542822647.97N/A N/A N/A 0.0226907138.1210.367111s
191.1360.9593342647.97N/A N/A N/A 0.0226907143.0030.377684s
196.2380.9643082647.97N/A N/A N/A 0.0226907147.910.388196s
201.340.9692072647.97N/A N/A N/A 0.0226907152.8430.398647s
206.4420.9740322647.97N/A N/A N/A 0.0226907157.80.409039s
211.5440.9787862647.97N/A N/A N/A 0.0226907162.7820.419372s
216.6460.9834712647.97N/A N/A N/A 0.0226907167.7870.429645s
221.7480.988092647.97N/A N/A N/A 0.0226907172.8170.439861s
226.850.9926442647.97N/A N/A N/A 0.0226907177.870.450019s

Property Profiles for quartz (SiO2)

Heat Capacity (Cp) vs Temperature

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Density vs Temperature

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Thermodynamic Property Profile at Constant Pressure

This page presents the temperature-dependent thermodynamic and transport properties of quartz (SiO2) (CAS 14808-60-7) calculated at a constant pressure of 1 atm (101325 Pa) over the temperature range 250-500 K.

The properties shown - specific heat capacity (Cp), density (ρ), dynamic viscosity (μ), thermal conductivity (k), Prandtl number (Pr), molar volume (Vm), specific enthalpy (H), and specific entropy (S) - are among the most commonly used parameters in chemical engineering calculations, process simulation, and thermal system design.

All values are generated programmatically using validated thermodynamic correlations and equations of state and represent equilibrium properties at the specified pressure.


Understanding the Property Trends

  • Specific heat capacity (Cp) indicates the amount of energy required to raise the temperature of quartz (SiO2) and is critical for energy balance and heat-exchanger design.
  • Density (ρ) and molar volume (Vm) describe volumetric behavior and are required for flow calculations, equipment sizing, and storage design.
  • Dynamic viscosity (μ) governs fluid flow resistance, influencing Reynolds number and pressure drop.
  • Thermal conductivity (k) and Prandtl number (Pr) are essential inputs for convective heat-transfer correlations.
  • Specific enthalpy (H) and specific entropy (S) are fundamental thermodynamic properties used in process modeling, compression, and expansion analysis.

Property trends with temperature may vary depending on molecular structure, intermolecular interactions, and phase stability.


Engineering Applications

The temperature-dependent properties of quartz (SiO2) at atmospheric pressure are commonly required in:

  • Heat exchanger and reactor design
  • Process simulation and thermodynamic modeling
  • Fluid flow and pressure-drop calculations
  • Energy balance and equipment sizing
  • Chemical engineering education and research

These profiles are particularly useful when evaluating system performance over a wide operating temperature range under near-ambient pressure conditions.


Frequently Asked Questions

At what pressure are these properties calculated?
All properties on this page are calculated at a constant pressure of 1 atm (101325 Pa).

Can these values be used in process simulation software?
Yes. The data is suitable for preliminary design, validation, and educational use. For licensed simulators, vendor-specific property packages should be referenced.

Can I change the pressure or temperature range?
Yes. Use the interactive controls above to generate custom property profiles at different pressures or temperature ranges.


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