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Which of the following materials is used in the manufacture of extrusion nozzles?
- a)Grey cast iron
- b)Malleable cast iron
- c)White cast iron
- d)Nodular cast iron
Correct answer is option 'C'. Can you explain this answer?
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Material used in the manufacture of extrusion nozzles: White cast iron
White cast iron is the material of choice for the manufacture of extrusion nozzles due to its unique properties and characteristics that make it suitable for this application.
- Composition: White cast iron is a type of cast iron that contains carbide impurities in the form of iron carbide. This composition gives white cast iron its distinctive white color.
- Hardness: White cast iron is known for its exceptional hardness, making it highly resistant to wear and abrasion. This property is crucial for extrusion nozzles, which are subjected to high pressures and temperatures during the extrusion process.
- High temperature resistance: White cast iron has good thermal conductivity and high temperature resistance, allowing it to withstand the extreme heat generated during extrusion without deforming or breaking.
- Corrosion resistance: White cast iron exhibits good corrosion resistance, which is essential for extrusion nozzles that come into contact with molten materials and chemicals during operation.
- Machinability: White cast iron is relatively easy to machine, allowing for the precise manufacturing of complex shapes and designs required for extrusion nozzles.
Overall, the properties of white cast iron make it an ideal material for extrusion nozzles, providing durability, wear resistance, and thermal stability necessary for efficient extrusion processes.
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Which of the following materials is used in the manufacture of extrusion nozzles?a)Grey cast ironb)Malleable cast ironc)White cast irond)Nodular cast ironCorrect answer is option 'C'. Can you explain this answer?
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Which of the following materials is used in the manufacture of extrusion nozzles?a)Grey cast ironb)Malleable cast ironc)White cast irond)Nodular cast ironCorrect 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 Which of the following materials is used in the manufacture of extrusion nozzles?a)Grey cast ironb)Malleable cast ironc)White cast irond)Nodular cast ironCorrect 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 Which of the following materials is used in the manufacture of extrusion nozzles?a)Grey cast ironb)Malleable cast ironc)White cast irond)Nodular cast ironCorrect answer is option 'C'. Can you explain this answer?.
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