Melting Engineer

Melting Engineer Interview Questions and Answers

Updated 30 Dec 2023

Q1. 1) what do you mean by 5S? 2) difference between hydraulic or Pnumetic? 3) what is cycle time in production ? 4) difference between petrol engine or diesel engine? 5) what do you understand by kizen?

Ans.

5S is a methodology for organizing and maintaining a clean, efficient, and safe work environment.

5S stands for Sort, Set in Order, Shine, Standardize, and Sustain.
It focuses on eliminating waste, improving productivity, and promoting safety.
Example: Sorting and organizing tools and equipment in a workshop to improve efficiency and reduce time wasted searching for items.

Ans.

The method of controlling an element depends on the specific element and the context in which it is increasing.

Identify the element and its source
Determine the potential consequences of the increase
Implement appropriate measures to reduce or eliminate the source of the increase
Consider using technology or equipment to control the element
Monitor the situation to ensure the element remains at a safe level

Ans.

Graphite takes spherical shape in sg iron due to the presence of magnesium.

Graphite in sg iron forms as nodules or spheres due to the addition of magnesium.
Magnesium reacts with sulfur in the molten iron to form magnesium sulfide, which promotes the formation of spherical graphite.
The spherical shape of graphite in sg iron improves the material's mechanical properties, such as strength and ductility.

Ans.

Charge mix is made by combining various raw materials in specific proportions to achieve desired chemical composition.

Determine the required chemical composition of the final product
Select appropriate raw materials based on their chemical properties
Calculate the required quantities of each raw material based on their chemical composition and desired final product composition
Mix the raw materials thoroughly to ensure homogeneity
Perform quality control tests on the charge mix t...read more

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Ans.

Furnace lining procedure involves selecting appropriate refractory materials and installing them in the furnace.

Select appropriate refractory materials based on the type of furnace and operating conditions
Prepare the surface of the furnace by cleaning and removing any old lining
Install the refractory materials using various techniques such as casting, gunning, or ramming
Allow the lining to dry and cure before firing up the furnace
Regularly inspect and maintain the lining to e...read more