Casting, Forming and Welding I Practice Test 2

1. What does the clay particle absorb in electrostatic bonding theory?

2. The size and shape of particles in the soil cannot reflect material composition and grain formation.

3. Which of the following components of soil are acts as chemical sponges in the soil?

4. What is the softening point of western montmorillonite?

5. Which of the following is not used as binders for mould materials?

6. Kaolinite clay mineral generally adsorbs fewer ions than that of other clay minerals.

7. Which of the following non-metallic material is not used in the synthesis of molds?

8. At what temperature does the clay dead burning take place?

9. Mortising does locking at given angles.

10. Which of the following increases the dry strength of the sand?