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The relative ability of the liquid metal to fill in the mould at a given temperature is knowns as
- a)Fluidity
- b)Machinability
- c)Flowability
- d)Viscosity
Correct answer is option 'A'. Can you explain this answer?
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The relative ability of the liquid metal to fill in the mould at a giv...
The optimum temperature after melting is decided by a property, called fluidity, of the metal. Fluidity refers to the relative ability of the liquid metal to fill in the mould at a given temperature. Fluidity is higher when viscosity is lower.
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The relative ability of the liquid metal to fill in the mould at a giv...
Fluidity of Liquid Metal in Mould
Fluidity of liquid metal refers to its ability to flow and fill the mould cavity completely during the casting process. It is an important property that determines the quality of the cast product. The following are the details regarding the fluidity of liquid metal in a mould.
Definition
Fluidity is defined as the ability of liquid metal to flow and fill the mould cavity at a given temperature and pressure.
Factors affecting fluidity
The following factors affect the fluidity of liquid metal in a mould.
1. Temperature: The fluidity of liquid metal increases with an increase in temperature because of the decrease in viscosity.
2. Pressure: The fluidity of liquid metal increases with an increase in pressure because of the increase in density.
3. Alloy composition: The fluidity of liquid metal is affected by the alloy composition, as some alloys have high viscosity, while others have low viscosity.
4. Mould design: The design of the mould also affects the fluidity of liquid metal. A complex shape of the mould restricts the flow of liquid metal, while a simple design allows the metal to flow freely.
Importance of fluidity
The fluidity of liquid metal is an important property that determines the quality of the cast product. It affects the following factors.
1. Filling capacity: The fluidity of liquid metal determines its ability to fill the mould cavity completely.
2. Solidification: The fluidity of liquid metal affects the rate of solidification. A metal with high fluidity solidifies more quickly than a metal with low fluidity.
3. Quality of the casting: The fluidity of liquid metal affects the surface finish, porosity, and dimensional accuracy of the cast product. A metal with high fluidity produces a smooth surface finish, low porosity, and high dimensional accuracy.
Conclusion
In conclusion, fluidity is an important property that determines the quality of the cast product. The fluidity of liquid metal is affected by various factors, including temperature, pressure, alloy composition, and mould design. An understanding of fluidity is essential for designing the mould and selecting the appropriate casting process.
Fluidity of liquid metal refers to its ability to flow and fill the mould cavity completely during the casting process. It is an important property that determines the quality of the cast product. The following are the details regarding the fluidity of liquid metal in a mould.
Definition
Fluidity is defined as the ability of liquid metal to flow and fill the mould cavity at a given temperature and pressure.
Factors affecting fluidity
The following factors affect the fluidity of liquid metal in a mould.
1. Temperature: The fluidity of liquid metal increases with an increase in temperature because of the decrease in viscosity.
2. Pressure: The fluidity of liquid metal increases with an increase in pressure because of the increase in density.
3. Alloy composition: The fluidity of liquid metal is affected by the alloy composition, as some alloys have high viscosity, while others have low viscosity.
4. Mould design: The design of the mould also affects the fluidity of liquid metal. A complex shape of the mould restricts the flow of liquid metal, while a simple design allows the metal to flow freely.
Importance of fluidity
The fluidity of liquid metal is an important property that determines the quality of the cast product. It affects the following factors.
1. Filling capacity: The fluidity of liquid metal determines its ability to fill the mould cavity completely.
2. Solidification: The fluidity of liquid metal affects the rate of solidification. A metal with high fluidity solidifies more quickly than a metal with low fluidity.
3. Quality of the casting: The fluidity of liquid metal affects the surface finish, porosity, and dimensional accuracy of the cast product. A metal with high fluidity produces a smooth surface finish, low porosity, and high dimensional accuracy.
Conclusion
In conclusion, fluidity is an important property that determines the quality of the cast product. The fluidity of liquid metal is affected by various factors, including temperature, pressure, alloy composition, and mould design. An understanding of fluidity is essential for designing the mould and selecting the appropriate casting process.
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The relative ability of the liquid metal to fill in the mould at a given temperature is knowns asa)Fluidityb)Machinabilityc)Flowabilityd)ViscosityCorrect answer is option 'A'. Can you explain this answer?
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