Chembond Chemicals Maintenance Engineer Interview Questions and Answers

A bearing is a machine element that allows one part to rotate or move freely relative to another part.

• Bearing reduces friction between moving parts

• Common types include ball bearings, roller bearings, and plain bearings

• Used in various applications such as automotive, industrial machinery, and household appliances

My hobby is woodworking, where I enjoy creating furniture and home decor items.

• Woodworking is a creative outlet for me

• I enjoy designing and building furniture pieces

• I like working with different types of wood and finishes

Gear box failure can be caused by various reasons such as lack of lubrication, overheating, worn out gears, or improper maintenance.

• Lack of lubrication causing increased friction and wear on gears

• Overheating leading to thermal expansion and distortion of gears

• Worn out gears due to prolonged usage without replacement

• Improper maintenance such as infrequent oil changes or ignoring warning signs

The type of lubricant used depends on the specific equipment and application, such as grease for bearings or oil for gears.

• Consider the operating conditions of the equipment, such as temperature and load

• Choose the appropriate viscosity and additives for the specific application

• Regularly monitor and maintain the lubricant levels to ensure optimal performance

• Examples: grease for bearings, oil for gears, silicone lubrican

The type of conveyor belt used in the maintenance process.

• Rubber conveyor belts are commonly used for general maintenance purposes.

• Steel conveyor belts are used for heavy-duty applications.

• Modular plastic conveyor belts are used for food processing and packaging.

LMTD stands for Logarithmic Mean Temperature Difference and is used to calculate the temperature difference in a heat exchanger.

• LMTD is a method used to determine the temperature difference between two fluids in a heat exchanger

• It takes into account the temperature difference at different points along the length of the heat exchanger

• LMTD is used to calculate the heat transfer rate in a heat exchanger

• It is calculated us...read more

The grade of materials used in storage tanks depends on the type of fluid being stored and the tank's operating conditions.

• The material should be compatible with the stored fluid to prevent corrosion or contamination.

• Common materials used for storage tanks include carbon steel, stainless steel, and aluminum.

• The thickness of the material should be sufficient to withstand the pressure and temperature of the stored fluid.

• ...read more

Statutory compliance refers to the legal requirements that organizations must adhere to in order to operate within the law.

• It includes following laws and regulations related to labor, environment, health and safety, taxation, and more

• Non-compliance can result in penalties, fines, legal action, and damage to reputation

• Examples of statutory compliance include filing tax returns, obtaining necessary licenses and permits, ...read more

Corrosion allowance is the additional thickness of material added to the original thickness of a metal to prevent corrosion.

• It is a safety margin added to the thickness of metal to prevent corrosion

• It is usually expressed in millimeters or inches

• The amount of corrosion allowance depends on the type of metal, the environment it is exposed to, and the expected lifespan of the equipment

• For example, a pipeline carrying cor...read more

Life of equipment refers to the duration of time that the equipment can function effectively and efficiently.

• The life of equipment is determined by various factors such as usage, maintenance, and environmental conditions.

• Regular maintenance and timely repairs can extend the life of equipment.

• Equipment manufacturers provide an estimated lifespan for their products, but this can vary depending on usage and maintenance.

• Fa...read more