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GATE 2016 CE (CE1) – Question 19

Construction Materials · Cement: hydration, admixtures · 1 mark · Multiple choice

Bull's trench kiln is used in the manufacturing of

  1. lime
  2. cement
  3. bricks
  4. none of these

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Show answer and explanation

Correct answer: (C) bricks

Explanation

A Bull’s trench kiln is a continuous kiln used to fire moulded clay bricks. Heat passes through successive drying, preheating and firing zones, improving fuel use compared with intermittent firing. The product is therefore **bricks, C**.