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Sand-lime bricks require sand, lime, water, and clay as raw materials.
Sand-lime bricks require sand, lime, water, and clay as raw materials.
False
The sand used in sand-lime bricks must contain at least 70% silica and be well graded between 0.5-5mm.
The sand used in sand-lime bricks must contain at least 70% silica and be well graded between 0.5-5mm.
False
The percentage of lime in sand-lime bricks should be between 9-15% of the weight of the sand.
The percentage of lime in sand-lime bricks should be between 9-15% of the weight of the sand.
True
The lime used in sand-lime bricks should have an activity of at least 80%.
The lime used in sand-lime bricks should have an activity of at least 80%.
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Water used in sand-lime bricks needs to meet specific quality requirements, including being fit for drinking.
Water used in sand-lime bricks needs to meet specific quality requirements, including being fit for drinking.
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Sand-lime bricks undergo the autoclaving process to speed up the interaction between clay and sand.
Sand-lime bricks undergo the autoclaving process to speed up the interaction between clay and sand.
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Sand-lime bricks are suitable for ornamental work due to their color and texture uniformity.
Sand-lime bricks are suitable for ornamental work due to their color and texture uniformity.
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The compressive strength of sand-lime bricks is approximately 5N/mm2.
The compressive strength of sand-lime bricks is approximately 5N/mm2.
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Calcium silicate bricks are more economical than clay bricks when clay is readily available.
Calcium silicate bricks are more economical than clay bricks when clay is readily available.
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Calcium silicate bricks are suitable for building furnaces due to their high fire resistance.
Calcium silicate bricks are suitable for building furnaces due to their high fire resistance.
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