Premium Employer

i

This company page is being actively managed by Haldia Petrochemicals Team. If you also belong to the team, you can get access from here

Haldia Petrochemicals Verified Tick Work with us arrow

Compare button icon Compare button icon Compare

Filter interviews by

Haldia Petrochemicals Interview Questions and Answers

Updated 30 Jun 2025
Popular Designations

19 Interview questions

A Sr. Manager was asked 3mo ago
Q. How do you handle challenging situations?
Ans. 

Effective handling of challenging situations involves assessment, communication, and strategic problem-solving.

  • Assess the situation: Gather all relevant information before making decisions. For example, if a project is behind schedule, analyze the root causes.

  • Stay calm and composed: Maintaining a level head helps in making rational decisions. For instance, during a crisis, take a moment to breathe and think.

  • Commun...

A Mechanical Maintenance Engineer was asked 10mo ago
Q. Is welding possible in a vacuum environment?
Ans. 

Yes, welding in a vacuum is possible.

  • Welding in a vacuum is possible because the absence of air prevents oxidation of the materials being welded.

  • Specialized equipment and techniques are required for welding in a vacuum to ensure proper bonding of materials.

  • Examples of welding in a vacuum include aerospace components and certain types of scientific equipment.

View all Mechanical Maintenance Engineer interview questions
A Management Trainee was asked
Q. What is a pump, and how does it work?
Ans. 

A pump is a mechanical device used to move fluids from one place to another by creating pressure.

  • Pumps are commonly used in industries, agriculture, and households for various purposes such as water supply, irrigation, and sewage systems.

  • There are different types of pumps including centrifugal pumps, diaphragm pumps, and piston pumps.

  • Pumps work by converting mechanical energy into hydraulic energy to move fluids t...

View all Management Trainee interview questions
A Deputy Manager was asked
Q. What are your three favorite subjects?
Ans. 

My favourite three subjects are Mathematics, Economics and Psychology.

  • I enjoy solving complex problems and equations in Mathematics.

  • Economics fascinates me as it helps me understand how the world works.

  • Psychology intrigues me as it helps me understand human behaviour and thought processes.

View all Deputy Manager interview questions
A Manufacturing Manager was asked
Q. What are the key differences between the cracker plant at your current company and the cracker plant at Haldia Petrochemicals?
Ans. 

The current company cracker plant is smaller in size and produces fewer products compared to Haldia Petrochemicals Cracker plant.

  • The current company cracker plant has a production capacity of 500,000 tons per year while Haldia Petrochemicals Cracker plant has a capacity of 700,000 tons per year.

  • Haldia Petrochemicals Cracker plant produces a wider range of products including ethylene, propylene, and butadiene while...

View all Manufacturing Manager interview questions
A Manufacturing Manager was asked
Q. What is NPSH and how do you identify it for any pump?
Ans. 

NPSH stands for Net Positive Suction Head. It is the measure of the pressure required at the suction port of a pump to keep the pump from cavitating.

  • NPSH is important to ensure that the pump does not cavitate, which can cause damage to the pump and decrease its efficiency.

  • NPSH is calculated by subtracting the vapor pressure of the liquid being pumped from the absolute pressure at the suction port of the pump.

  • NPSH ...

View all Manufacturing Manager interview questions
A Manufacturing Manager was asked
Q. What happens if dissolved oxygen is present in a hydrocarbon gas mixture?
Ans. 

Presence of dissolved oxygen in hydrocarbon gas mixture can lead to explosion or fire.

  • Dissolved oxygen can react with hydrocarbons and cause combustion

  • This can lead to an explosion or fire

  • Oxygen scavengers are used to remove dissolved oxygen from hydrocarbon gas mixtures

View all Manufacturing Manager interview questions
Are these interview questions helpful?
A Manufacturing Manager was asked
Q. What is APC control and how does it work?
Ans. 

APC control is an advanced process control system that uses mathematical models to optimize manufacturing processes.

  • APC control uses real-time data to adjust process parameters and maintain optimal conditions.

  • It can improve product quality, reduce waste, and increase efficiency.

  • Examples of APC control include controlling temperature and pressure in chemical manufacturing, or adjusting machine settings in semicondu...

View all Manufacturing Manager interview questions
A Manufacturing Manager was asked
Q. What is the function of a furnace auto-ignitor?
Ans. 

Furnace auto ignitor is a device that automatically lights the furnace burner.

  • The ignitor is responsible for creating a spark or glow that ignites the gas in the furnace.

  • It ensures that the furnace starts up quickly and efficiently.

  • Without the ignitor, the furnace would need to be lit manually.

  • Examples of furnace auto ignitors include hot surface ignitors and intermittent pilot ignitors.

View all Manufacturing Manager interview questions
A Manufacturing Manager was asked
Q. What is IBR, and what are the criteria for defining a line to be IBR certified?
Ans. 

IBR stands for Indian Boiler Regulations. A line is IBR certified if it meets the criteria set by the regulations.

  • IBR is a set of regulations that govern the design, construction, and operation of boilers and pressure vessels in India.

  • The criteria for defining a line to be IBR certified include factors such as the type of material used, the design pressure and temperature, and the safety features installed.

  • For exa...

View all Manufacturing Manager interview questions

Haldia Petrochemicals Interview Experiences

33 interviews found

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
-
Result
No response

I applied via Naukri.com and was interviewed in Mar 2023. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Don’t add your photo or details such as gender, age, and address in your resume. These details do not add any value.
View all tips
Round 2 - HR 

(2 Questions)

  • Q1. Tell me about yourself
  • Ans. 

    I am a manufacturing professional with over 10 years of experience in managing production processes and teams.

    • I have a degree in mechanical engineering and have worked in various manufacturing industries such as automotive and aerospace.

    • I have experience in implementing lean manufacturing principles and improving production efficiency.

    • I have managed teams of up to 50 people and have a track record of achieving producti...

  • Answered by AI
  • Q2. Why you want to join Haldia Petrochemicals Ltd
  • Ans. 

    I am interested in joining Haldia Petrochemicals Ltd because of its reputation as a leading player in the petrochemical industry.

    • Haldia Petrochemicals Ltd has a strong track record of innovation and growth in the industry.

    • I am impressed by the company's commitment to sustainability and responsible business practices.

    • I believe that my skills and experience would be a good fit for the company's culture and goals.

    • I am exc...

  • Answered by AI
Round 3 - Technical 

(7 Questions)

  • Q1. What is the function of Furnace auto ignitor
  • Ans. 

    Furnace auto ignitor is a device that automatically lights the furnace burner.

    • The ignitor is responsible for creating a spark or glow that ignites the gas in the furnace.

    • It ensures that the furnace starts up quickly and efficiently.

    • Without the ignitor, the furnace would need to be lit manually.

    • Examples of furnace auto ignitors include hot surface ignitors and intermittent pilot ignitors.

  • Answered by AI
  • Q2. What is NPSH and how you identify that for any pump
  • Ans. 

    NPSH stands for Net Positive Suction Head. It is the measure of the pressure required at the suction port of a pump to keep the pump from cavitating.

    • NPSH is important to ensure that the pump does not cavitate, which can cause damage to the pump and decrease its efficiency.

    • NPSH is calculated by subtracting the vapor pressure of the liquid being pumped from the absolute pressure at the suction port of the pump.

    • NPSH is af...

  • Answered by AI
  • Q3. Difference between current company cracker plant and Haldia Petrochemicals Cracker plant?
  • Ans. 

    The current company cracker plant is smaller in size and produces fewer products compared to Haldia Petrochemicals Cracker plant.

    • The current company cracker plant has a production capacity of 500,000 tons per year while Haldia Petrochemicals Cracker plant has a capacity of 700,000 tons per year.

    • Haldia Petrochemicals Cracker plant produces a wider range of products including ethylene, propylene, and butadiene while the ...

  • Answered by AI
  • Q4. What is IBR and what is the criteria for defining a line to be IBR cerfied?
  • Ans. 

    IBR stands for Indian Boiler Regulations. A line is IBR certified if it meets the criteria set by the regulations.

    • IBR is a set of regulations that govern the design, construction, and operation of boilers and pressure vessels in India.

    • The criteria for defining a line to be IBR certified include factors such as the type of material used, the design pressure and temperature, and the safety features installed.

    • For example,...

  • Answered by AI
  • Q5. What is APC control and how it is working?
  • Ans. 

    APC control is an advanced process control system that uses mathematical models to optimize manufacturing processes.

    • APC control uses real-time data to adjust process parameters and maintain optimal conditions.

    • It can improve product quality, reduce waste, and increase efficiency.

    • Examples of APC control include controlling temperature and pressure in chemical manufacturing, or adjusting machine settings in semiconductor ...

  • Answered by AI
  • Q6. What is happened if dissolved oxygen is present in Hydrocarbon gas mixture
  • Ans. 

    Presence of dissolved oxygen in hydrocarbon gas mixture can lead to explosion or fire.

    • Dissolved oxygen can react with hydrocarbons and cause combustion

    • This can lead to an explosion or fire

    • Oxygen scavengers are used to remove dissolved oxygen from hydrocarbon gas mixtures

  • Answered by AI
  • Q7. Why you want to join Haldia Petrochemicals Ltd
  • Ans. 

    I want to join Haldia Petrochemicals Ltd because of its strong reputation in the manufacturing industry and the opportunities for growth and development it offers.

    • Haldia Petrochemicals Ltd has a strong reputation in the manufacturing industry.

    • The company offers opportunities for growth and development.

    • I am impressed by the company's commitment to innovation and sustainability.

    • Haldia Petrochemicals Ltd has a diverse and...

  • Answered by AI
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Naukri.com

Round 1 - Technical 

(2 Questions)

  • Q1. Mechanical Engineer technical
  • Q2. Vacuum place are welding possible??
  • Ans. 

    Yes, welding in a vacuum is possible.

    • Welding in a vacuum is possible because the absence of air prevents oxidation of the materials being welded.

    • Specialized equipment and techniques are required for welding in a vacuum to ensure proper bonding of materials.

    • Examples of welding in a vacuum include aerospace components and certain types of scientific equipment.

  • Answered by AI
Round 2 - Technical 

(2 Questions)

  • Q1. Any technical questions
  • Q2. As well as engineer drawing
Round 3 - Group Discussion 

Manufacturing products are used in human life....

Interview experience
2
Poor
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Not Selected

I appeared for an interview in May 2025, where I was asked the following questions.

  • Q1. What is your opinion on board examination marks?
  • Ans. 

    Board examination marks reflect academic performance but should not solely define a student's potential or capabilities.

    • Marks indicate understanding of subjects, but do not measure practical skills.

    • High marks may not guarantee success in real-world applications, e.g., an engineer may excel in projects despite average grades.

    • Emphasis on marks can lead to stress and hinder creativity, as seen in students focusing solely ...

  • Answered by AI
  • Q2. Not trying to listen answers properly

Industrial Trainee Interview Questions & Answers

user image Nilanjan Sengupta

posted on 26 Mar 2024

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-

I applied via Campus Placement

Round 1 - HR 

(1 Question)

  • Q1. Tell me something about yourself.
  • Ans. 

    I am a dedicated industrial trainee with a passion for learning and applying engineering principles in real-world scenarios.

    • Currently pursuing a degree in Mechanical Engineering, focusing on thermodynamics and fluid mechanics.

    • Completed an internship at XYZ Corporation, where I assisted in optimizing production processes, resulting in a 15% efficiency increase.

    • Active member of the university's engineering club, organizi...

  • Answered by AI
Round 2 - Technical 

(1 Question)

  • Q1. As I was selected as an Industrial Trainee the question was mainly asked from CMA inter related. Costing related questions relevant costing, Ind AS, AS revenue recognition, difference. GST related
Round 3 - One-on-one 

(1 Question)

  • Q1. Mainly to know the insights about the candidate and to brief how the work is done and what is the scope of the training.

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare with your subject matter well if you are fresher..

Interview Questions & Answers

user image Anonymous

posted on 7 Aug 2024

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Energy Management
  • Q2. Water management
Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Campus Placement and was interviewed in Oct 2023. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Double-check your resume for any spelling mistakes. The recruiter may consider spelling mistakes as careless behavior or poor communication skills.
View all tips
Round 2 - Technical 

(2 Questions)

  • Q1. What is pump and describe it's work
  • Ans. 

    A pump is a mechanical device used to move fluids from one place to another by creating pressure.

    • Pumps are commonly used in industries, agriculture, and households for various purposes such as water supply, irrigation, and sewage systems.

    • There are different types of pumps including centrifugal pumps, diaphragm pumps, and piston pumps.

    • Pumps work by converting mechanical energy into hydraulic energy to move fluids throug...

  • Answered by AI
  • Q2. What is your hobbies

Interview Preparation Tips

Interview preparation tips for other job seekers - Study hard

Manager Interview Questions & Answers

user image Anonymous

posted on 24 Sep 2023

Interview experience
3
Average
Difficulty level
Moderate
Process Duration
4-6 weeks
Result
-
Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Properly align and format text in your resume. A recruiter will have to spend more time reading poorly aligned text, leading to high chances of rejection.
View all tips
Round 2 - HR 

(1 Question)

  • Q1. Why you come in HPL?
Round 3 - Technical 

(2 Questions)

  • Q1. Plant tank farm and utility
  • Q2. Tell about PSA cycle

Interview Preparation Tips

Interview preparation tips for other job seekers - Very poor training program.
If you are fresher then only it is a good company.
Proper manpower allocation is very poor

Junior Engineer Interview Questions & Answers

user image ayan maity

posted on 23 Nov 2023

Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Do not use an unprofessional email address such as cool_boy@email.com. It shows a lack of professionalism by the candidate.
View all tips
Round 2 - Aptitude Test 

You have to be good at aptitude

Round 3 - Technical 

(1 Question)

  • Q1. Based on core subjects like Heat Transfer and Mass Transfer
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
4-6 weeks
Result
Not Selected

I applied via Walk-in and was interviewed in Jun 2023. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Be truthful in your resume. It is very easy to catch false or lies during the interview by asking basic questions.
View all tips
Round 2 - Aptitude Test 

I am shutdown hpl, and I also did fire fighting,

Round 3 - HR 

(3 Questions)

  • Q1. The question related to fire man, will be done
  • Q2. What is fire? Fire classification?
  • Ans. 

    Fire is a chemical reaction that releases heat, light, and gases. It can be classified based on the type of fuel and the extinguishing agent.

    • Fire is a rapid oxidation process that occurs when fuel, heat, and oxygen are present.

    • It releases heat, light, and various gases, including carbon dioxide, water vapor, and smoke.

    • Fire can be classified into different classes based on the type of fuel involved, such as Class A, B, ...

  • Answered by AI
  • Q3. How did the fire man responsibility?

Interview Preparation Tips

Topics to prepare for Haldia Petrochemicals Safety Supervisor interview:
  • Fire Fighting
  • Safety Training
Interview preparation tips for other job seekers - Must have full knowledge of the work to be done,and the work should be done with attention,
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-

I appeared for an interview in Mar 2023.

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. Candidate should be technically strong?
Round 3 - Technical 

(1 Question)

  • Q1. Technical Interview?
Round 4 - HR 

(1 Question)

  • Q1. Overall personality and cultural fitment?
  • Ans. 

    Assessing overall personality and cultural fitment

    • Evaluate the candidate's personality traits and how they align with the company's culture

    • Assess their communication and interpersonal skills

    • Consider their adaptability and flexibility

    • Look for evidence of teamwork and collaboration

    • Assess their values and ethics

    • Consider their ability to handle stress and conflict

    • Evaluate their openness to learning and growth

    • Assess their a...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Kindly take the JD and understand the requirement.
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Not Selected

I applied via Company Website and was interviewed in Nov 2022. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Properly align and format text in your resume. A recruiter will have to spend more time reading poorly aligned text, leading to high chances of rejection.
View all tips
Round 2 - One-on-one 

(2 Questions)

  • Q1. They ask about your questions on the ongoing experience.
  • Q2. Knowledge about Process safety

Interview Preparation Tips

Topics to prepare for Haldia Petrochemicals Deputy Manager interview:
  • Process Safety

Top trending discussions

View All
Interview Tips & Stories
2w
toobluntforu
·
works at
Cvent
Can speak English, can’t deliver in interviews
I feel like I can't speak fluently during interviews. I do know english well and use it daily to communicate, but the moment I'm in an interview, I just get stuck. since it's not my first language, I struggle to express what I actually feel. I know the answer in my head, but I just can’t deliver it properly at that moment. Please guide me
Got a question about Haldia Petrochemicals?
Ask anonymously on communities.

Haldia Petrochemicals Interview FAQs

How many rounds are there in Haldia Petrochemicals interview?
Haldia Petrochemicals interview process usually has 2-3 rounds. The most common rounds in the Haldia Petrochemicals interview process are Technical, Resume Shortlist and HR.
How to prepare for Haldia Petrochemicals interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Haldia Petrochemicals. The most common topics and skills that interviewers at Haldia Petrochemicals expect are Petrochemical, Detail Engineering, SAP, Accounting and Aspen.
What are the top questions asked in Haldia Petrochemicals interview?

Some of the top questions asked at the Haldia Petrochemicals interview -

  1. What is NPSH and how you identify that for any p...read more
  2. What is happened if dissolved oxygen is present in Hydrocarbon gas mixt...read more
  3. What is IBR and what is the criteria for defining a line to be IBR cerfi...read more
What are the most common questions asked in Haldia Petrochemicals HR round?

The most common HR questions asked in Haldia Petrochemicals interview are -

  1. Why are you looking for a chan...read more
  2. What are your salary expectatio...read more
  3. Tell me about yourse...read more
How long is the Haldia Petrochemicals interview process?

The duration of Haldia Petrochemicals interview process can vary, but typically it takes about less than 2 weeks to complete.

Tell us how to improve this page.

Overall Interview Experience Rating

4.3/5

based on 30 interview experiences

Difficulty level

Easy 21%
Moderate 71%
Hard 7%

Duration

Less than 2 weeks 46%
2-4 weeks 23%
4-6 weeks 23%
6-8 weeks 8%
View more
Join Haldia Petrochemicals Largest Petrochemical Company in Eastern India

Interview Questions from Similar Companies

Nayara Energy Interview Questions
4.1
 • 85 Interviews
Sintex-bapl Interview Questions
3.8
 • 34 Interviews
Micro Plastics Interview Questions
3.8
 • 29 Interviews
Castrol Interview Questions
4.3
 • 23 Interviews
Lifelong India Interview Questions
3.9
 • 18 Interviews
View all

Haldia Petrochemicals Reviews and Ratings

based on 338 reviews

3.8/5

Rating in categories

3.4

Skill development

3.8

Work-life balance

3.5

Salary

4.4

Job security

3.4

Company culture

3.3

Promotions

3.4

Work satisfaction

Explore 338 Reviews and Ratings
Assistant Manager
144 salaries
unlock blur

₹8.4 L/yr - ₹14 L/yr

Deputy Manager
133 salaries
unlock blur

₹9.2 L/yr - ₹15.8 L/yr

Manager
61 salaries
unlock blur

₹12 L/yr - ₹18.3 L/yr

Management Trainee
45 salaries
unlock blur

₹5 L/yr - ₹8 L/yr

Senior Manager
39 salaries
unlock blur

₹16.6 L/yr - ₹30 L/yr

Explore more salaries
Compare Haldia Petrochemicals with

Nayara Energy

4.1
Compare

Supreme Industries

4.0
Compare

HPCL-Mittal Energy Limited

4.3
Compare

PCBL Chemical Limited

3.9
Compare
write
Share an Interview