Question

High degree of cleanliness can be achieved by the dry reclamation systems in reclaiming the sand.

(a) True

(b) False

This question was posed to me in an interview.

This intriguing question comes from Sand Reclamation Techniques topic in chapter Sand Reclamation & Control Test of Casting-Forming-Welding II

Answer 1

The correct answer is (b) False

Explanation: Dry reclamation system uses the mechanical scrubbing principle to separate the clay and the organic coatings. They can be utilized with all general types of sand. However, it is not possible to achieve the degree of cleanliness by the dry reclamation systems as compared to the other types of reclamation systems.