Lloyds Engineering Works Limited Estimator Interview Questions and Answers

Moulding defect refers to any imperfection or flaw in the manufacturing process of moulded products.

• Moulding defects can occur due to various reasons such as improper material flow, inadequate cooling, or incorrect mould design.

• Examples of moulding defects include flash, sink marks, warpage, voids, and short shots.

• Flash occurs when excess material escapes from the mould, resulting in a thin layer of material around the...read more

Silver marks can be controlled by using protective coatings and proper cleaning techniques.

• Apply a protective coating, such as lacquer or wax, to prevent silver from tarnishing

• Store silver items in airtight containers or with anti-tarnish strips to minimize exposure to air

• Avoid contact with substances that can cause silver to tarnish, such as sulfur-containing materials

• Clean silver regularly using gentle methods, such ...read more

M-25 is a mix design of concrete with a compressive strength of 25 N/mm².

• M-25 is a concrete mix design with a ratio of 1:1:2 of cement, sand, and aggregate.

• It has a compressive strength of 25 N/mm² after 28 days of curing.

• It is commonly used in the construction of buildings, bridges, and other structures.

• The mix design can be adjusted based on the specific requirements of the project.

• M-25 is one of the most commonly us

Fe-415 is a type of TMT steel bar used in construction.

• Fe-415 stands for 'Iron with a yield strength of 415 N/mm²'

• It is a type of TMT (Thermo-Mechanically Treated) steel bar used in construction

• Fe-415 bars are commonly used in reinforced concrete structures like buildings, bridges, and dams

• The strength of Fe-415 bars makes them suitable for use in earthquake-prone areas

• Fe-415 bars have a higher tensile strength than Fe