Atotech Product Development Engineer Interview Questions and Answers

Q1. Types of pump and the troubleshooting?
Ans. 
Types of pumps include centrifugal, reciprocating, and rotary pumps. Troubleshooting involves checking for leaks, low flow rates, and abnormal noises.
• Centrifugal pumps use rotating impellers to create flow.

• Reciprocating pumps use a piston or diaphragm to create flow.

• Rotary pumps use rotating mechanisms to create flow.

• Troubleshooting involves checking for leaks in the pump system.

• Troubleshooting involves checking for lo...read more
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Q1. Unit operation and Unit Processes?
Ans. 
Unit operations involve physical changes in the material, while unit processes involve chemical changes.
• Unit operations involve physical processes like mixing, crushing, distillation, filtration, etc.

• Unit processes involve chemical reactions like oxidation, reduction, hydrolysis, etc.

• Unit operations are usually used in the initial stages of production, while unit processes are used in the later stages.

• Unit operations f...read more
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Q2. Types of Reactors?
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Types of reactors include batch reactors, continuous stirred-tank reactors, plug flow reactors, and fluidized bed reactors.
• Batch reactors: Used for small-scale production and testing.

• Continuous stirred-tank reactors: Ideal for continuous production with uniform mixing.

• Plug flow reactors: Allow for efficient heat transfer and minimal back-mixing.

• Fluidized bed reactors: Suitable for high-temperature reactions and catalys
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Q1. Types of Agitators?
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Types of agitators include paddle agitators, anchor agitators, turbine agitators, and propeller agitators.
• Paddle agitators are used for low viscosity fluids and gentle mixing.

• Anchor agitators are used for viscous fluids and provide good radial mixing.

• Turbine agitators are used for high viscosity fluids and provide high shear mixing.

• Propeller agitators are used for low viscosity fluids and provide axial flow mixing.
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Q2. Gas Drying vs Steam drying?
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Gas drying is used to remove moisture from gases, while steam drying is used to remove moisture from solids or liquids.
• Gas drying involves passing a gas stream through a desiccant material to remove moisture, commonly used in natural gas processing.

• Steam drying involves using steam to evaporate moisture from solids or liquids, commonly used in food processing or paper production.

• Gas drying is more suitable for removing...read more
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Q1. Heat exchangers and its types?
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Heat exchangers are devices used to transfer heat between two or more fluids at different temperatures.
• Types of heat exchangers include shell and tube, plate heat exchangers, and finned tube heat exchangers.

• Shell and tube heat exchangers consist of a shell with tubes running through it, allowing one fluid to flow through the tubes while another flows over the tubes.

• Plate heat exchangers use metal plates to transfer hea...read more
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Q1. Manpower handling.
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Q2. Relationship among employees.
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Q1. Production process.
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Q2. Technical terms like OEE, OTIF, 3M, 5S, RCA, CAPA, etc.
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Q2. Station mapping of workers
Ans. 
Station mapping of workers involves assigning specific tasks or roles to workers based on their skills and abilities.
• Station mapping is the process of organizing and assigning workers to specific stations or work areas.

• It helps optimize productivity and efficiency by ensuring that workers are assigned tasks that align with their skills and abilities.

• Station mapping can be done based on factors such as worker experience...read more
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