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Calderys India Refractories Assistant Engineer Mechanical Interview Questions, Process, and Tips

Updated 21 Aug 2021

Calderys India Refractories Assistant Engineer Mechanical Interview Experiences

1 interview found

I applied via Naukri.com and was interviewed in Feb 2021. There were 3 interview rounds.

Interview Questionnaire 

5 Questions

  • Q1. How many types of vibration and their observations or types?
  • Ans. 

    There are two types of vibration - free and forced. Free vibration occurs when a system oscillates on its own, while forced vibration occurs when an external force is applied to the system.

    • Free vibration occurs when a system is disturbed and then allowed to oscillate on its own without any external force acting on it.

    • Forced vibration occurs when an external force is applied to a system, causing it to vibrate at a speci...

  • Answered by AI
  • Q2. Maintenance of ball mill and its accociated equipment?
  • Ans. 

    Maintenance of ball mill and its associated equipment involves regular inspection, cleaning, lubrication, and replacement of worn parts.

    • Regularly inspect the ball mill and its associated equipment for any signs of wear or damage

    • Clean the ball mill and its associated equipment regularly to prevent buildup of debris and dirt

    • Lubricate the ball mill and its associated equipment as per the manufacturer's recommendations

    • Repl...

  • Answered by AI
  • Q3. What is difference between open and close circuit?
  • Ans. 

    Open circuit has a break in the circuit, while closed circuit has a complete path for current flow.

    • Open circuit has a switch that is turned off or a broken wire, which prevents current flow.

    • Closed circuit has a switch that is turned on or a complete path for current flow.

    • Open circuit does not allow electricity to flow, while closed circuit allows electricity to flow.

    • Examples of open circuit include a light switch turne...

  • Answered by AI
  • Q4. Ball mill make total length liner categories and diaphragm slot size
  • Ans. 

    The total length of ball mill liners and diaphragm slot size depend on the make and model of the mill.

    • The length of the liners and size of the diaphragm slot can vary depending on the manufacturer and model of the ball mill.

    • The liner categories can include single wave, double wave, or corrugated liner designs.

    • The diaphragm slot size can range from a few millimeters to several centimeters, depending on the size of the m...

  • Answered by AI
  • Q5. Crusher and its maintenance related Questions

Interview Preparation Tips

Interview preparation tips for other job seekers - Belive in yourself and fully confident with your knowledge and show them what is your Quality.

Interview questions from similar companies

I applied via Referral and was interviewed before May 2021. There were 3 interview rounds.

Round 1 - Technical 

(1 Question)

  • Q1. Genaral questions about pas work experience
Round 2 - One-on-one 

(1 Question)

  • Q1. Questions related to work were asked and personal family details were also asked
Round 3 - HR 

(1 Question)

  • Q1. About compensation and time of joining only

Interview Preparation Tips

Interview preparation tips for other job seekers - Be prepared about your past work experience related process & technical questions

I applied via Naukri.com and was interviewed before Sep 2020. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Tell me about your self, how was your experience in previous organization

Interview Preparation Tips

Interview preparation tips for other job seekers - Have good home work and sincere discussions

I appeared for an interview in Oct 2016.

Interview Questionnaire 

6 Questions

  • Q1. Introduce yourself.
  • Ans. 

    Experienced retail professional with strong leadership skills and a passion for customer service.

    • Over 5 years of retail management experience

    • Proven track record of increasing sales and improving customer satisfaction

    • Strong leadership and team-building skills

    • Passionate about providing excellent customer service

    • Bachelor's degree in Business Administration

  • Answered by AI
  • Q2. How is alumina obtained from bauxite?
  • Ans. 

    Alumina is obtained from bauxite through the Bayer process.

    • Bauxite is crushed and mixed with sodium hydroxide to form a slurry.

    • The slurry is heated and pressurized in a digester to dissolve the alumina content.

    • The resulting solution is cooled and filtered to remove impurities.

    • The purified solution is then heated to precipitate the alumina as a white powder.

    • The alumina powder is washed, dried, and calcined to produce pu...

  • Answered by AI
  • Q3. Reaction for Al extraction from alumina.
  • Ans. 

    The reaction for Al extraction from alumina involves the reduction of alumina using carbon or electrolysis.

    • Alumina (Al2O3) is first converted into aluminum chloride (AlCl3) by reacting with hydrochloric acid.

    • The aluminum chloride is then reduced to aluminum metal by either carbon reduction or electrolysis.

    • In carbon reduction, carbon (usually in the form of coke) is heated with the aluminum chloride to produce aluminum ...

  • Answered by AI
  • Q4. Stainless steel production.
  • Q5. Types of cast iron.
  • Ans. 

    There are four main types of cast iron: gray iron, white iron, ductile iron, and malleable iron.

    • Gray iron is the most common type and has excellent castability and good machinability.

    • White iron is very hard and brittle, often used for wear-resistant applications.

    • Ductile iron has high strength and ductility, making it suitable for a wide range of applications.

    • Malleable iron is heat-treated to improve its strength and du

  • Answered by AI
  • Q6. Location constraints and little info about family.

Interview Preparation Tips

Round: Test
Experience: Basic Aptitude and Verbal Test - Easy Questions
Tips: Improve Speed and Accuracy
Duration: 30 minutes
Total Questions: 35

Round: Group Discussion
Experience: Two sects formed; one supporting the argument and other opposing it. Wage gap, Indian Mine Law, social pressure, patriarchal mentality and crime against women were discussed.
Tips: Communication skills are more important than content. Show confidence and speak fluently. Factual and grammatical errors can be ignored.
Duration: 15 minutes

Round: Technical + HR Interview
Experience: They were chilled out and were giving time to speak. Little hints were also being given.
Tips: Be thorough with basics and don't give nonsensical answers if you don't know.

Skills: Technical Knowledge(ML
College Name: NIT Raipur

I applied via Recruitment Consultant and was interviewed in Nov 2019. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. What is mining ? which purpose to excavate soil
  • Ans. 

    Mining is the process of extracting valuable minerals or other geological materials from the earth's surface or underground.

    • Mining is done to obtain various resources such as coal, gold, diamonds, and metals like iron, copper, and aluminum.

    • It involves the removal of soil, rocks, and other materials to access the desired minerals.

    • Mining can be categorized into surface mining and underground mining, depending on the loca...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Online

I applied via Campus Placement and was interviewed before Jul 2020. There was 1 interview round.

Interview Questionnaire 

1 Question

  • Q1. What is marginal Costing
  • Ans. 

    Marginal costing is a technique of cost accounting which deals with the ascertainment of marginal cost and its use in decision making.

    • It is a method of cost accounting that focuses on the variable costs of production.

    • It helps in determining the contribution margin of a product or service.

    • It is useful in making short-term decisions such as pricing, make or buy, etc.

    • It does not take into account fixed costs while calcula...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - What is Marginal Costing

I applied via Company Website and was interviewed in Sep 2023. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(1 Question)

  • Q1. Steel making process
  • Ans. 

    The steel making process involves converting iron ore into steel through various stages of heating, melting, and refining.

    • Iron ore is first mined and then refined to remove impurities.

    • The refined iron ore is then heated in a blast furnace to produce molten iron.

    • Alloying elements such as carbon, manganese, and chromium are added to the molten iron to create steel.

    • The molten steel is then poured into molds to cool and so...

  • Answered by AI
Round 3 - HR 

(1 Question)

  • Q1. Previous sallery

Interview Preparation Tips

Interview preparation tips for other job seekers - Strong certificate and education and working cross verification

I applied via Referral and was interviewed in Mar 2022. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(1 Question)

  • Q1. Ask about technical project done during my b.tech
Round 3 - HR 

(3 Questions)

  • Q1. Why should we hire you?
  • Ans. 

    I have extensive experience in senior engineering roles and a proven track record of delivering high-quality results.

    • I have a deep understanding of complex engineering concepts and can apply them effectively in real-world scenarios.

    • I have successfully led and managed teams, ensuring efficient collaboration and achieving project goals.

    • I consistently stay updated with the latest industry trends and technologies, allowing...

  • Answered by AI
  • Q2. Why are you looking for a change?
  • Ans. 

    Seeking new challenges and growth opportunities in a different organization.

    • Looking for a more challenging role

    • Seeking professional growth and development

    • Interested in exploring new technologies and industries

    • Want to work in a different organizational culture

    • Seeking better work-life balance

  • Answered by AI
  • Q3. Share details of your previous job.
  • Ans. 

    I worked as a Senior Engineer at XYZ Company.

    • Led a team of engineers in developing and implementing new software solutions.

    • Collaborated with cross-functional teams to ensure project success.

    • Designed and implemented scalable and efficient code.

    • Performed code reviews and provided technical guidance to junior engineers.

    • Successfully delivered multiple projects on time and within budget.

    • Implemented best practices and optimi...

  • Answered by AI

Interview Preparation Tips

Topics to prepare for Jindal Aluminium Senior Engineer interview:
  • Technical Skills
  • Analytical skills
  • Root Cause
  • Presentation Skills
Interview preparation tips for other job seekers - It's best platform for everyone who wants to learn.
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - HR 

(1 Question)

  • Q1. Job experience details
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed before Sep 2023. There were 3 interview rounds.

Round 1 - HR 

(2 Questions)

  • Q1. About the current Experience and previous role.
  • Q2. Are you ready to Relocation
  • Ans. 

    Yes, I am open to relocation for the right opportunity.

    • I am willing to relocate for the Senior Associate position.

    • I have experience moving for previous job opportunities.

    • I am excited about the possibility of starting fresh in a new location.

  • Answered by AI
Round 2 - One-on-one 

(2 Questions)

  • Q1. Tell me About the process
  • Ans. 

    The process involves planning, executing, and monitoring activities to achieve a specific goal or outcome.

    • Identify the goal or outcome to be achieved

    • Create a plan outlining the steps and resources needed

    • Execute the plan by carrying out the activities

    • Monitor progress and make adjustments as needed

    • Evaluate the results to determine success or areas for improvement

  • Answered by AI
  • Q2. Tell about Terms and roles
  • Ans. 

    Terms and roles refer to the specific language and responsibilities associated with a particular field or position.

    • Terms are the specific vocabulary used within a particular field or industry.

    • Roles refer to the responsibilities and duties assigned to individuals within an organization or team.

    • Understanding terms and roles is essential for effective communication and collaboration in any professional setting.

  • Answered by AI
Round 3 - HR 

(1 Question)

  • Q1. Salary negotiations and date of joining

Calderys India Refractories Interview FAQs

What are the top questions asked in Calderys India Refractories Assistant Engineer Mechanical interview?

Some of the top questions asked at the Calderys India Refractories Assistant Engineer Mechanical interview -

  1. How many types of vibration and their observations or typ...read more
  2. What is difference between open and close circu...read more
  3. Maintenance of ball mill and its accociated equipme...read more

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Calderys India Refractories Assistant Engineer Mechanical Salary
based on 4 salaries
₹3.2 L/yr - ₹5 L/yr
10% more than the average Assistant Engineer Mechanical Salary in India
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Calderys India Refractories Assistant Engineer Mechanical Reviews and Ratings

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