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When the molten metal is fed in the cavity of a metallic mould by gravity, the method of casting is known as
- a)die casting method
- b)slush casting method
- c)permanent mould casting method
- d)centrifugal casting method
Correct answer is option 'C'. Can you explain this answer?
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When the molten metal is fed in the cavity of a metallic mould by grav...
Understanding Permanent Mould Casting
Permanent mould casting is a widely used method in manufacturing that employs a metallic mould to shape molten metal. Here’s a detailed explanation of why the correct answer is option 'C'.
Process Overview
- The process involves pouring molten metal into a pre-shaped metallic mould.
- The mould is typically made of steel or iron, allowing for higher durability and heat retention.
- Gravity is utilized to fill the cavity, which means the molten metal flows freely into the mould.
Characteristics of Permanent Mould Casting
- Reusability: The metallic mould can be used multiple times, making it cost-effective for mass production.
- Precision: This method provides better dimensional accuracy and surface finish compared to other casting methods like sand casting.
- Cooling Rate: The metallic mould cools the molten metal quickly, resulting in finer grain structure and improved mechanical properties.
Applications
- Commonly employed for producing components like automotive parts, machinery, and other intricate designs that require precise dimensions.
- Suitable for non-ferrous metals such as aluminum, magnesium, and zinc alloys.
Advantages
- High Production Rate: The ability to reuse moulds allows for faster production cycles.
- Material Efficiency: Reduces waste as the molten metal can be poured without extensive excess material.
In summary, permanent mould casting is an effective method for producing high-quality metal parts through the use of gravity to fill a metallic mould, making it an essential process in mechanical engineering.
Permanent mould casting is a widely used method in manufacturing that employs a metallic mould to shape molten metal. Here’s a detailed explanation of why the correct answer is option 'C'.
Process Overview
- The process involves pouring molten metal into a pre-shaped metallic mould.
- The mould is typically made of steel or iron, allowing for higher durability and heat retention.
- Gravity is utilized to fill the cavity, which means the molten metal flows freely into the mould.
Characteristics of Permanent Mould Casting
- Reusability: The metallic mould can be used multiple times, making it cost-effective for mass production.
- Precision: This method provides better dimensional accuracy and surface finish compared to other casting methods like sand casting.
- Cooling Rate: The metallic mould cools the molten metal quickly, resulting in finer grain structure and improved mechanical properties.
Applications
- Commonly employed for producing components like automotive parts, machinery, and other intricate designs that require precise dimensions.
- Suitable for non-ferrous metals such as aluminum, magnesium, and zinc alloys.
Advantages
- High Production Rate: The ability to reuse moulds allows for faster production cycles.
- Material Efficiency: Reduces waste as the molten metal can be poured without extensive excess material.
In summary, permanent mould casting is an effective method for producing high-quality metal parts through the use of gravity to fill a metallic mould, making it an essential process in mechanical engineering.
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When the molten metal is fed in the cavity of a metallic mould by gravity, the method of casting is known asa)die casting methodb)slush casting methodc)permanent mould casting methodd)centrifugal casting methodCorrect answer is option 'C'. Can you explain this answer?
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When the molten metal is fed in the cavity of a metallic mould by gravity, the method of casting is known asa)die casting methodb)slush casting methodc)permanent mould casting methodd)centrifugal casting methodCorrect answer is option 'C'. Can you explain this answer? for Mechanical Engineering 2024 is part of Mechanical Engineering preparation. The Question and answers have been prepared according to the Mechanical Engineering exam syllabus. Information about When the molten metal is fed in the cavity of a metallic mould by gravity, the method of casting is known asa)die casting methodb)slush casting methodc)permanent mould casting methodd)centrifugal casting methodCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for Mechanical Engineering 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for When the molten metal is fed in the cavity of a metallic mould by gravity, the method of casting is known asa)die casting methodb)slush casting methodc)permanent mould casting methodd)centrifugal casting methodCorrect answer is option 'C'. Can you explain this answer?.
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