PREPARATION OF BRICK CLAY | STEPS FOR BRICK CLAY PREPARATION

Unsoiling :-

Top layer of earth thrown away(about 200mm in depth).

Why unsoiling is remove?

1. To remove organic matter.
2. To remove stone,brick particles.

The clay is dug out and spread out the ground.

The clay is exposed to weather for few weeks.

Blending :-

Homogeneous mixing of clay with or without additional ingredients in knows as blending.

Tempering :-

The clay is brought to a proper duty of hardness by kneading and made suitable for moulding.