Pennar Industries Shift Incharge Interview Questions and Answers

Draw and piercing are metalworking processes used to create holes in metal sheets.

• Draw involves stretching a metal sheet over a die to form a cup or shell shape.

• Piercing involves cutting or punching a hole in a metal sheet.

• Both processes are commonly used in the manufacturing of automotive parts, household appliances, and metal containers.

Annealing is a heat treatment process that involves heating a material to a specific temperature and then cooling it slowly to make it softer and more ductile. Quenching is a rapid cooling process used to harden materials.

• Annealing involves heating a material to a specific temperature and then allowing it to cool slowly to relieve internal stresses and soften the material.

• Quenching involves rapidly cooling a material b...read more