Mini Hand Operated Moving Concrete Cement Hollow Block Brick Making Machine

Mini Hand Operated Moving Concrete Cement Hollow Block Brick Making Machine

Fired bricks are one of the longest-lasting and strongest building materials, sometimes referred to as artificial stone, and have been used since circa 5000 BC. Air-dried bricks, also known as mudbricks, have a history older than fired bricks, and have an additional ingredient of a mechanical binder such as straw.

Mini Hand Operated Moving Concrete Cement Hollow Block Brick Making Machine

According to this method, the plasticity index is used to classify clay as: high plasticity clay >15%; medium plasticity clay 7%-15%; low plasticity clay<7%.

Mini Hand Operated Moving Concrete Cement Hollow Block Brick Making Machine

1, Malformed adobe, appears large cracks. In more serious cases, the whole adobe will split.

Reasons: the plasticity index of pug is too low, almost no plasticity.

Solution: to increase the plasticity index of raw materials, such as clay, coal slime or clay agent, etc.

For raw materials of low plasticity index, it can also be improved after aging, watering, stirring, rolling, extruding and other methods.

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