Hindalco Industries
Proud winner of ABECA 2025 - AmbitionBox Employee Choice Awards
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I appeared for an interview before Aug 2022.
Extraction of aluminum involves the process of electrolysis of alumina.
Aluminum is extracted from its ore, bauxite, through the Bayer process.
The extracted alumina is then converted into aluminum through the Hall-Héroult process.
Electrolysis is used to separate the aluminum from the oxygen in alumina.
The process requires a large amount of electricity and is energy-intensive.
Alumina is extracted from bauxite through a process called the Bayer process.
Alumina is the primary component of aluminum production.
The Bayer process involves crushing the bauxite ore, mixing it with sodium hydroxide, and heating it in a pressure vessel.
The resulting solution is filtered to remove impurities, leaving behind alumina which is then processed into aluminum.
Alumina is used in a variety of industries includ...
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I applied via Campus Placement and was interviewed before Dec 2023. There were 2 interview rounds.
Discuss the allocation of coal blocks and its relation to the per capita energy index.
I applied via Approached by Company and was interviewed in Apr 2023. There were 4 interview rounds.
Exemptions from statutory bodies in an opencast mine include environmental clearances, land acquisition permissions, and mining lease approvals.
Environmental clearances are required from bodies like the Ministry of Environment, Forest and Climate Change.
Land acquisition permissions may be needed from local government bodies or landowners.
Mining lease approvals are typically obtained from the relevant state government d...
I ensure proper safety measures are in place, including securing the area, using appropriate equipment, and following all regulations.
Securing the blasting area to prevent unauthorized access
Using appropriate personal protective equipment (PPE) such as helmets, goggles, and ear protection
Following all safety regulations and guidelines set by the company and relevant authorities
Conducting regular safety inspections and ...
posted on 29 May 2024
I applied via Referral and was interviewed in Nov 2023. There were 4 interview rounds.
Safety norms and company acts are regulations and guidelines put in place to ensure the safety and well-being of employees in the workplace.
Safety norms include wearing personal protective equipment (PPE) such as helmets, gloves, and safety shoes.
Company acts may include regular safety training sessions for employees to educate them on potential hazards and how to prevent accidents.
Safety norms also cover emergency pro...
I applied via Approached by Company and was interviewed in Jun 2024. There were 5 interview rounds.
Share group profile and Up coming projects.
1400MW Bikaner Rajasthan project commissioning targets Nov. 2025.
I applied via Approached by Company and was interviewed before Jun 2022. There were 3 interview rounds.
Calculate rope diameter based on overhead crane capacity
Calculate the weight of the load the crane will be lifting
Determine the maximum load capacity of the crane
Use the formula: Rope diameter = (Load weight / (2 * Safe working load * Safety factor * π))^0.5
For example, if the load weight is 10 tons, safe working load is 5 tons, and safety factor is 2, the rope diameter would be calculated as: (10000 / (2 * 5 * 2 * 3.1...
Centrifugal pump efficiency curves show the relationship between flow rate and efficiency of the pump.
Efficiency curves help in selecting the right pump for a specific application
They provide information on the pump's performance at different operating points
Efficiency curves typically have a peak efficiency point and a best efficiency point (BEP)
Understanding these curves can help in optimizing pump performance and en...
The cost of solenoid valves and servos can vary depending on the brand, size, and quality.
Cost of solenoid valves can range from $10 to $1000+ depending on size and brand.
Servos can cost anywhere from $20 to $500+ depending on torque and brand.
Higher quality solenoid valves and servos may have a higher price tag.
Consider factors like durability, performance, and warranty when comparing costs.
I applied via Recruitment Consulltant and was interviewed in Sep 2022. There were 3 interview rounds.
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Assistant Manager
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Junior Engineer
691
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| ₹2.4 L/yr - ₹7 L/yr |
Manager
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Assistant Engineer
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Deputy Manager
298
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| ₹9 L/yr - ₹18.2 L/yr |
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