Clean Science And Technology Senior Engineer Interview Questions and Answers

Q1. Expect technical qn about paints, having good quality control technology, should be maintained the records, should ve know the process and planning for priority basis, checkout the raw materials availabili...read more
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Q2. Manufacturing process
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Q3. Quality control and properties checking process
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Q4. Raw materials description and Handling solvent method
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Raw materials are the basic components used in production, while handling solvent involves safely managing chemicals.
• Raw materials are essential components used in manufacturing processes

• They can include items such as metals, plastics, chemicals, and more

• Handling solvents involves safely storing, using, and disposing of chemicals

• Proper ventilation, protective equipment, and training are important for solvent handling

• Ex...read more
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Q1. Packaging low, promotion very slowly
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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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Q1. What pressure remain in VCB in vaccum interrupt?
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The pressure in a VCB in vacuum interrupter remains around 10^-6 to 10^-7 torr.
• The pressure in a VCB in vacuum interrupter is typically maintained at around 10^-6 to 10^-7 torr.

• This low pressure helps in preventing arcing and ensures efficient interruption of the circuit.

• Maintaining a vacuum in the interrupter chamber helps in improving the dielectric strength of the medium.

• Examples of VCBs with vacuum interrupters inc
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Q1. Types of dye and whats you study
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Types of dyes include natural, synthetic, acid, basic, direct, disperse, reactive, and vat dyes.
• Natural dyes are derived from plants, animals, or minerals.

• Synthetic dyes are chemically synthesized and include acid, basic, direct, disperse, reactive, and vat dyes.

• Acid dyes are used for dyeing protein fibers like wool and silk.

• Basic dyes are used for dyeing acrylic fibers.

• Direct dyes are used for cellulose fibers like co...read more
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Q1. Why you joining colortex
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Q1. Basic knowledge about Rubamin
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Q1. Basic technical question
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Q1. Proper technical question regarding field
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Q1. Technical based on your profile.
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Q1. Technical, management and leadership skill
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Q1. Last company & salary drawn, asks documents for same, reason for leaving last job, salary expectations, date of joining
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Q1. 1.Ph level range acidic & basic 2.types of impeller 3.types of pumps handled 4.type of reactors 5.drop allowed for reactor 6. Rotation of rcvd /min 7. How alignment checked 8. What is brine 9. Cooling to...read more
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Questions related to pH, impellers, pumps, reactors, alignment, brine, cooling tower, and glass thickness for a Service Engineer role.
• The pH range for acidic solutions is 0-6.9 and for basic solutions is 7.1-14.

• Types of impellers include radial, axial, and mixed flow.

• Types of pumps handled may include centrifugal, positive displacement, and diaphragm pumps.

• Types of reactors may include batch, continuous stirred tank, a...read more
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Q2. 1.Ph level acidic 0-7, nuetral 7, alkaline 7-14 2. Closed, open, semi-open 3. oil ring vacuum pump ( toshniwal) Centrifugal pump 4.msgl, ss 5. 2 Torr for 15 min 6. As per product requirement settin...read more
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The interview question covers topics related to pH levels, pump types, materials, vacuum pressure, and reactor glass thickness.
• pH levels range from acidic to alkaline

• Different types of pumps include oil ring vacuum and centrifugal pumps

• Materials used can be MSGI or SS

• Vacuum pressure is measured in Torr

• Glass thickness in glassline reactors can range from 0.5 to 2mm
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